Difference between revisions of "USS Atlanta"

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{{Specs-Card|code=us_cruiser_atlanta_class_atlanta}}
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{{Specs-Card
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|code=us_cruiser_atlanta_class_atlanta
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|images={{Specs-Card-Image|GarageImage_{{PAGENAME}}.jpg|ArtImage_{{PAGENAME}}.png}}
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}}
  
 
== Description ==
 
== Description ==
 
<!-- ''In the first part of the description, cover the history of the ship's creation and military application. In the second part, tell the reader about using this ship in the game. Add a screenshot: if a beginner player has a hard time remembering vehicles by name, a picture will help them identify the ship in question.'' -->
 
<!-- ''In the first part of the description, cover the history of the ship's creation and military application. In the second part, tell the reader about using this ship in the game. Add a screenshot: if a beginner player has a hard time remembering vehicles by name, a picture will help them identify the ship in question.'' -->
<!-- [[File:GarageImage_{{PAGENAME}}.jpg|420px|thumb|left]]
 
{{break}} -->
 
 
The '''{{Specs|name}}''' is a rank {{Specs|rank}} American cruiser {{Battle-rating}}. It was introduced in [[Update 1.91 "Night Vision"]].
 
The '''{{Specs|name}}''' is a rank {{Specs|rank}} American cruiser {{Battle-rating}}. It was introduced in [[Update 1.91 "Night Vision"]].
  
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The Atlanta-class light cruisers is specifically designed by the United States Navy as a long-range "anti-air cruiser" and fulfil its roles as the first line of defence in the "screening fleet" doctrine. As such, the {{PAGENAME}} is equipped with a large amount of dual-purpose 5-inch (127 mm) to provide a long-range ripples of anti-air shell at an enemy aircraft. Due to the small yet numerous guns, the Atlanta is specialized in close range combat and fire support, as it is capable of oversaturate the enemy ship using its fast rate of fire before they can fight back.
 
== General info ==
 
== General info ==
 
=== Survivability and armour ===
 
=== Survivability and armour ===
''Talk about the vehicle's armour. Note the most well-defended and most vulnerable zones, e.g. the ammo magazine. Evaluate the composition of components and assemblies responsible for movement and manoeuvrability. Evaluate the survivability of the primary and secondary armaments separately. Don't forget to mention the size of the crew, which plays an important role in fleet mechanics. Save tips on preserving survivability for the "Usage in battles" section. If necessary, use a graphical template to show the most well-protected or most vulnerable points in the armour.''
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{{Specs-Fleet-Armour}}
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<!-- ''Talk about the vehicle's armour. Note the most well-defended and most vulnerable zones, e.g. the ammo magazine. Evaluate the composition of components and assemblies responsible for movement and manoeuvrability. Evaluate the survivability of the primary and secondary armaments separately. Don't forget to mention the size of the crew, which plays an important role in fleet mechanics. Save tips on preserving survivability for the "Usage in battles" section. If necessary, use a graphical template to show the most well-protected or most vulnerable points in the armour.'' -->
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The Atlanta's protection is quite poor. While the ship is clad with with layers of anti-fragmentation armour (especially on the bow) and reasonable armour around the ship's internal modules, this is offset by low crew count, poor turret protection, and highly vulnerable ammunition storage.
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Although the ammunition storage forward of the bridge does benefit from a layer of fuel storage in-between it and an incoming salvo, detonation of ammunition is commonplace thanks to the numerous fragile main turrets with highly vulnerable ready racks. The stern section of the Atlanta is especially vulnerable, as it has five main turrets cramped together and the rear magazine sits barely below the waterline.
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Fire resistant characteristic is a mixed bag, as the Atlanta can endure prolonged fire damage with minimal crew loss, yet a fire in the vicinity of a turret has a high chance to cause a fatal ready rack detonation.
  
 
=== Mobility ===
 
=== Mobility ===
''Write about the ship's mobility. Evaluate its power and manoeuvrability, rudder rerouting speed, stopping speed at full tilt, with its maximum forward and reverse speed.''
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{{Specs-Fleet-Mobility}}
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<!-- ''Write about the ship's mobility. Evaluate its power and manoeuvrability, rudder rerouting speed, stopping speed at full tilt, with its maximum forward and reverse speed.'' -->
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The Atlanta's handling is surprisingly sluggish when stock. Despite the relatively low weight for a light cruiser, the Atlanta struggles to manoeuvre due to her excessive hull length. Her rudder responsiveness is lethargic, and once a turn has begun, her speed dips into the 20-25 mph range. On some maps where scrambling to the island groups is necessary for lighter cruisers to evade enemy fire, the Atlanta can easily fall behind and find itself on the receiving end of heavy cruiser fire.
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{{NavalMobility}}
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=== Modifications and economy ===
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{{Specs-Economy}}
  
 
== Armament ==
 
== Armament ==
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{{Specs-Fleet-Armaments}}
 
=== Primary armament ===
 
=== Primary armament ===
''Provide information about the characteristics of the primary armament. Evaluate their efficacy in battle based on their reload speed, ballistics and the capacity of their shells. Add a link to the main article about the weapon: <code><nowiki>{main|Weapon name (calibre)}</nowiki></code>. Broadly describe the ammunition available for the primary armament, and provide recommendations on how to use it and which ammunition to choose.''
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{{Specs-Fleet-Primary}}
{{main|5/38 Mark 12 Dual Purpose (127 mm)}}
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<!-- ''Provide information about the characteristics of the primary armament. Evaluate their efficacy in battle based on their reload speed, ballistics and the capacity of their shells. Add a link to the main article about the weapon: <code><nowiki>{{main|Weapon name (calibre)}}</nowiki></code>. Broadly describe the ammunition available for the primary armament, and provide recommendations on how to use it and which ammunition to choose.'' -->
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{{main|5 inch/38 Mk.12 (127 mm)}}
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The primary armament of the Atlanta is 16 x 5 inch/38 Mk.12 (127 mm) guns in eight twin turrets, of which a maximum of 14 can be brought to bear on one target. These guns have a high rate of fire (up to 22 rounds per minute with maxed crew and first-stage ammo stowage). even with an untrained crew and have an acceptable quantity of high explosive per shell. The downside is a comparatively poor shell trajectory when compared to other cruisers; especially in fights over 8 km, the five-inch guns require more precise distance input compared to larger diameter guns.
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The Atlanta gets access to four shell types - Mk.34 AAC, Mk. 32 Common, Mk.46 Common SP, and Mk.31 AAVT. The Common SP (essentially a common shell with slightly less explosive mass but better penetration) is typically the best pick for heavily-armoured targets such as cruisers, while the AAC shell works better against unarmoured targets due to its large explosive filler. The Mk.31 AAVT is a great option for dealing with air targets due to its proximity fuze - a single direct hit should be enough to destroy an incoming bomber.
  
 
=== Secondary armament ===
 
=== Secondary armament ===
''Some ships are fitted with weapons of various calibres. Secondary armaments are defined as weapons chosen with the control <code>Select secondary weapon</code>. Evaluate the secondary armaments and give advice on how to use them. Describe the ammunition available for the secondary armament. Provide recommendations on how to use them and which ammunition to choose. Remember that any anti-air armament, even heavy calibre weapons, belong in the next section. If there is no secondary armament, remove this section.''
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{{Specs-Fleet-Secondary}}
{{main|1,1 inch/75 Mk.1 (28 mm)}}
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<!-- ''Some ships are fitted with weapons of various calibres. Secondary armaments are defined as weapons chosen with the control <code>Select secondary weapon</code>. Evaluate the secondary armaments and give advice on how to use them. Describe the ammunition available for the secondary armament. Provide recommendations on how to use them and which ammunition to choose. Remember that any anti-air armament, even heavy calibre weapons, belong in the next section. If there is no secondary armament, remove this section.'' -->
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{{main|1.1 inch/75 Mk.1 (28 mm)}}
  
=== Torpedo armament ===
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Despite ostensibly being an anti-air cruiser, the only "true" anti-air secondaries on the Atlanta are three quad 1.1-inch "Chicago Piano" mounts. This is due to the Atlanta were designed to utilize its numerous dual-purpose 127 mm guns to provide a long-range anti-air defense.
''Torpedoes launchers are standard equipment on many ships and boats. Torpedoes are a significant means of defeating an opponent. Evaluate the position of the torpedo launchers, discuss the ammunition available, firing specifics such as dead zones, features of the torpedoes themselves, etc. If there is no torpedo armament, remove this section.''
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{{main|Mk.15}}
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The 1.1 inch/75 Mk.1 Gun, otherwise known as the "Chicago Piano" (because it was the size of a baby grand-piano), was the standard anti-aircraft armament for most American ships prior to the introduction of the 40 mm Bofors cannon. These guns are mediocre at best; though they have a good fire rate (similar to the AN/M2 Browning), they aren't too effective at dealing damage, and also jam rather quickly. As well, take note that the gun doesn't have ammunition options, with just the default HE-T belt available.
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=== Additional armament ===
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{{Specs-Fleet-Additional}}
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<!-- ''Describe the available additional armaments of the ship: depth charges, mines, torpedoes. Talk about their positions, available ammunition and launch features such as dead zones of torpedoes. If there is no additional armament, remove this section.'' -->
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{{main|Mk.15 (533 mm)}}
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Torpedo armament consists of six total torpedoes, three per side. The port torpedo launcher face the bow of the ship, while the starboard faces aft. This does not seriously affect usage or arcs of fire.
  
 
== Usage in battles ==
 
== Usage in battles ==
''Describe the technique of using this ship, the characteristics of her use in a team and tips on strategy. Abstain from writing an entire guide – don't try to provide a single point of view, but give the reader food for thought. Talk about the most dangerous opponents for this vehicle and provide recommendations on fighting them. If necessary, note the specifics of playing with this vehicle in various modes (AB, RB, SB).''
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<!-- ''Describe the technique of using this ship, the characteristics of her use in a team and tips on strategy. Abstain from writing an entire guide – don't try to provide a single point of view, but give the reader food for thought. Talk about the most dangerous opponents for this vehicle and provide recommendations on fighting them. If necessary, note the specifics of playing with this vehicle in various modes (AB, RB, SB).'' -->
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The Atlanta is best saved for close maps like Arctic Port where her guns can eviscerate cruisers inside 6-8 km. On larger maps where cruisers engage at distances as far as 12-13 km, the Atlanta is a poor choice. She has neither the armour nor the guns to engage Hippers, Mogamis, Kirovs, or Brooklyns at longer ranges nor even the speed to place herself in a more advantageous position out of sight from the larger cruisers.
  
 
=== Pros and cons ===
 
=== Pros and cons ===
''Summarise and briefly evaluate the vehicle in terms of its characteristics and combat effectiveness. Mark its pros and cons in the bulleted list. Try not to use more than 6 points for each of the characteristics. Avoid using categorical definitions such as "bad", "good" and the like - use substitutions with softer forms such as "inadequate" and "effective".''
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<!-- ''Summarise and briefly evaluate the vehicle in terms of its characteristics and combat effectiveness. Mark its pros and cons in the bulleted list. Try not to use more than 6 points for each of the characteristics. Avoid using categorical definitions such as "bad", "good" and the like - use substitutions with softer forms such as "inadequate" and "effective".'' -->
  
 
'''Pros:'''
 
'''Pros:'''
*
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* Huge amount of dual-purposes 5 inch guns provides excellent close to medium range firepower
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* Due to its high fire rate, it can quickly suppress rushing enemies attempting to close the distance
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* Great gun coverage, can utilize most guns while heavily angled
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* Effective at long-range anti-air defence when used correctly
  
 
'''Cons:'''
 
'''Cons:'''
*
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* Poor survivability due to lack of armour and low crew count
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* Lots of turrets means a lot of ammo racks being scattered around the ship
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* Mediocre manoeuvrability
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* Poor accuracy and weapon trajectory at longer range
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* Unreliable anti-air armaments, have to rely on dual-purpose guns that is quite tricky to use at times
  
 
== History ==
 
== History ==
''Describe the history of the creation and combat usage of the ship in more detail than in the introduction. If the historical reference turns out to be too long, take it to a separate article, taking a link to the article about the ship and adding a block "/History" (example: <nowiki>https://wiki.warthunder.com/(Ship-name)/History</nowiki>) and add a link to it here using the <code>main</code> template. Be sure to reference text and sources by using <code><nowiki><ref></ref></nowiki></code>, as well as adding them at the end of the article with <code><nowiki><references /></nowiki></code>. This section may also include the ship's dev blog entry (if applicable) and the in-game encyclopedia description (under <code><nowiki>=== In-game description ===</nowiki></code>, also if applicable).''
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<!-- ''Describe the history of the creation and combat usage of the ship in more detail than in the introduction. If the historical reference turns out to be too long, take it to a separate article, taking a link to the article about the ship and adding a block "/History" (example: <nowiki>https://wiki.warthunder.com/(Ship-name)/History</nowiki>) and add a link to it here using the <code>main</code> template. Be sure to reference text and sources by using <code><nowiki><ref></ref></nowiki></code>, as well as adding them at the end of the article with <code><nowiki><references /></nowiki></code>. This section may also include the ship's dev blog entry (if applicable) and the in-game encyclopedia description (under <code><nowiki>=== In-game description ===</nowiki></code>, also if applicable).'' -->[[File:USS Atlanta 1941.jpg|thumb|450x450px|The U.S. Navy light cruiser USS Atlanta (CL-51) steaming at high speed, probably during her trials, circa in November 1941.]]
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USS Atlanta (CL-51) was the lead ship of her class of light cruisers built for the United States Navy during the Second World War. Designed as light anti-aircraft cruisers similar to the British [[HMS Dido|Dido]]-class, the Atlanta was commissioned in December of 1941 just after the American entry into the Second World War. She went on to see combat action in the Pacific Theatre, and participated in the Midway and Eastern Solomons conflicts. She was later abandoned and sunk after being hit by Japanese torpedoes and friendly fire at the Naval Battle of Guadalcanal.
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=== Design and development ===
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The Atlanta class were designed as specialized anti-aircraft ships with armament specialized for anti-aircraft defence, similar to the British Dido-class. The ships were armed with a formidable main armament of sixteen 5-inch (127 mm) guns in eight dual mounts, with six on the centreline in two superfiring pairs and two more mounted on the beam. Despite their role, the ship’s secondary anti-aircraft armament was scarce, being limited to just three quadruple 28 mm ‘Chicago Piano’ mounts. As well, Atlanta carried two quadruple 533 mm torpedo tubes, which was unusual among American cruisers due to the doctrine of not fitting torpedo tubes to cruisers. Being a small cruiser, Atlanta displaced just 6718 tons standard and had a crew of 673. Her anti-aircraft design meant that she was an ineffective surface combatant, which would later become a fatal flaw when she was severely damaged at the Battle of Guadalcanal. Atlanta was laid down in April of 1940, and commissioned on Christmas Eve, 1941, days after the United States declared war on the Axis powers.
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=== Operational history ===
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After her shakedown cruise in Chesapeake bay, the Atlanta was immediately sent to the Pacific theatre, where ships of her role were badly needed. After stopping at Pearl harbour, she joined Task Force 16, under the command of Vice Admiral William ‘Bull’ Halsey, as they sailed to counter the imminent attack on Midway Atoll. At the Battle of Midway, she provided air cover for the carrier USS Hornet, while aircraft of the American force decimated the Japanese carrier group and sank all four Japanese fleet carriers.
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Soon after the Midway conflict, Atlanta participated in the Battle of the Eastern Solomons, where she covered the carrier USS Enterprise as she launched her airgroup against the Japanese carriers Shokaku and Zuikaku. Soon after, she proceeded to embark Rear Admiral Norman Scott, as she became the flagship of a convoy responsible for transporting troops to Guadalcanal. They were extensively attacked by enemy aircraft during the trip, but luckily, all three troop transports emerged without severe damage. Once the transports started unloading, Atlanta provided air cover as part of the larger TF 67, covered by several other cruisers. 
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Soon after, the Japanese aircraft broke off, and the cruiser force enjoyed a short period of inactivity before Japanese surface units were detected. TF 67 regrouped, now being composed of the heavy cruisers San Francisco (with commanding officer RAdm Daniel Callaghan onboard), Portland and Pensacola, the light cruisers [[USS Helena (CL-50)|Helena,]] Juneau, and Atlanta, along with several destroyers. They soon engaged the Japanese force in a night engagement that resulted in the sinking of the destroyer Akatsuki and crippling of [[IJN Yuudachi|Yuudachi]]. However, midway into the engagement, Atlanta was hit by a Japanese ‘Long Lance’ torpedo that destroyed her engine room and knocked out most functions. Just minutes after, she was mistaken for a Japanese vessel and was hit by at least 19 8-inch shells fired by the USS San Francisco, which destroyed her superstructure and killed most of her officers including her commanding officer, RAdm Scott. The next morning, the surviving crew were disembarked by crew transports, and the ship was scuttled. The naval battle of Guadalcanal would eventually result in the sinking of her sister ship Juneau, and heavy damage to multiple other ships. For her service, Atlanta received 5 battle stars, as well as a presidential unit citation for her bravery during the Battle of Guadalcanal.
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=== [[wt:en/news/6334-development-uss-atlanta-the-explosive-air-traffic-controller-en|Devblog]] ===
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Atlanta-class light cruisers came to being in the late 1930s, during which the US Navy was considering a multitude of different design proposals for new light cruisers, which would be in accordance with the limitations set by the Second London Naval Treaty of 1936.
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Having realized that all outstanding requirements couldn't be met with a limited displacement design, the decision was eventually made to adopt a smaller light cruiser design to act as a destroyer leader. As a result, the proposed design of what would become the Atlanta-class was selected for construction, with an initial order for four ships being issued in April 1939, followed by a second order for four further vessels in September 1940.
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USS Atlanta, the lead ship of the class, was laid down on 22 April 1940 in Kearny, New Jersey and was subsequently commissioned into service in December of the following year, shortly after the US' entry into WWII. Atlanta would soon receive its baptism by fire, taking part in the Battle of Midway in June 1942 while on screening duty for American aircraft carriers.
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USS Atlanta also took part in heavy fighting during the Battle of the Eastern Solomons, as well as the subsequent Naval Battle of Guadalcanal. During the latter, USS Atlanta received mortal damage during a Japanese night attack, both from enemy as well as friendly fire. Although the USS Atlanta made it through the night, it became clear the next morning that the damage was too severe to deal with and the order for scuttling was issued on 13 November 1942. Atlanta was subsequently struck from the Naval Register in January of the following year.
  
 
== Media ==
 
== Media ==
''Excellent additions to the article would be video guides, screenshots from the game, and photos.''
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<!-- ''Excellent additions to the article would be video guides, screenshots from the game, and photos.'' -->
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;Skins
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* [https://live.warthunder.com/feed/camouflages/?vehicle=us_cruiser_atlanta_class_atlanta Skins and camouflages for the {{PAGENAME}} from live.warthunder.com.]
  
 
== See also ==
 
== See also ==
''Links to articles on the War Thunder Wiki that you think will be useful for the reader, for example:''
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<!-- ''Links to articles on the War Thunder Wiki that you think will be useful for the reader, for example:''
 
* ''reference to the series of the ship;''
 
* ''reference to the series of the ship;''
* ''links to approximate analogues of other nations and research trees.''
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* ''links to approximate analogues of other nations and research trees.'' -->
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;Other anti-aircraft cruisers
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* [[HMS Dido]]
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* [[IJN Isuzu]]
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* [[RN Etna]]
  
 
== External links ==
 
== External links ==
''Paste links to sources and external resources, such as:''
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<!-- ''Paste links to sources and external resources, such as:''
 
* ''topic on the official game forum;''
 
* ''topic on the official game forum;''
* ''encyclopedia page on the ship;''
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* ''other literature.'' -->
* ''other literature.''
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 +
* [[wt:en/news/6334-development-uss-atlanta-the-explosive-air-traffic-controller-en|[Devblog] USS Atlanta: The Explosive Air Traffic Controller]]
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=== References ===
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 +
* Helgason, G. (1995). USS Atlanta. Retrieved January 26, 2021, from <nowiki>https://uboat.net/allies/warships/ship/2575.html</nowiki>
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* Navy History and Heritage Command. (2019, August 20). Atlanta III (CL-51). Retrieved January 26, 2021, from <nowiki>https://www.history.navy.mil/research/histories/ship-histories/danfs/a/atlanta-cl-51-iii.html</nowiki>
  
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{{ShipManufacturer Federal Shipbuilding and Drydock Co.}}
 
{{USA light cruisers}}
 
{{USA light cruisers}}

Revision as of 10:59, 24 April 2022

Rank VI Israel | Premium | Golden Eagles
Merkava Mk.2D Pack
USS Atlanta
us_cruiser_atlanta_class_atlanta.png
GarageImage USS Atlanta.jpg
ArtImage USS Atlanta.png
USS Atlanta
AB RB SB
5.3 5.3 5.3
Research:89 000 Specs-Card-Exp.png
Purchase:300 000 Specs-Card-Lion.png
Show in game

Description

The Atlanta-class, USS Atlanta (CL-51), 1941 is a rank IV American cruiser with a battle rating of 5.3 (AB/RB/SB). It was introduced in Update 1.91 "Night Vision".

The Atlanta-class light cruisers is specifically designed by the United States Navy as a long-range "anti-air cruiser" and fulfil its roles as the first line of defence in the "screening fleet" doctrine. As such, the USS Atlanta is equipped with a large amount of dual-purpose 5-inch (127 mm) to provide a long-range ripples of anti-air shell at an enemy aircraft. Due to the small yet numerous guns, the Atlanta is specialized in close range combat and fire support, as it is capable of oversaturate the enemy ship using its fast rate of fire before they can fight back.

General info

Survivability and armour

Armourfront / side / back
Citadel95 / 95 / 32 mm
Main fire tower32 / 32 / 32 mm
Hull25 mm (steel)
Superstructure8 mm (steel)
Number of section8
Displacement8 473 t
Crew623 people

The Atlanta's protection is quite poor. While the ship is clad with with layers of anti-fragmentation armour (especially on the bow) and reasonable armour around the ship's internal modules, this is offset by low crew count, poor turret protection, and highly vulnerable ammunition storage.

Although the ammunition storage forward of the bridge does benefit from a layer of fuel storage in-between it and an incoming salvo, detonation of ammunition is commonplace thanks to the numerous fragile main turrets with highly vulnerable ready racks. The stern section of the Atlanta is especially vulnerable, as it has five main turrets cramped together and the rear magazine sits barely below the waterline.

Fire resistant characteristic is a mixed bag, as the Atlanta can endure prolonged fire damage with minimal crew loss, yet a fire in the vicinity of a turret has a high chance to cause a fatal ready rack detonation.

Mobility

Speedforward / back
AB70 / 25 km/h
RB60 / 22 km/h

The Atlanta's handling is surprisingly sluggish when stock. Despite the relatively low weight for a light cruiser, the Atlanta struggles to manoeuvre due to her excessive hull length. Her rudder responsiveness is lethargic, and once a turn has begun, her speed dips into the 20-25 mph range. On some maps where scrambling to the island groups is necessary for lighter cruisers to evade enemy fire, the Atlanta can easily fall behind and find itself on the receiving end of heavy cruiser fire.

Mobility Characteristics
Game Mode Upgrade Status Maximum Speed (km/h) Turn Time (s) Turn Radius (m)
Forward Reverse
AB Stock ___ ___
Upgraded 70 25
RB/SB Stock ___ ___
Upgraded 60 22

Modifications and economy

Repair costBasic → Reference
AB11 461 → 14 647 Sl icon.png
RB11 638 → 14 873 Sl icon.png
Total cost of modifications78 500 Rp icon.png
134 900 Sl icon.png
Talisman cost1 700 Ge icon.png
Crew training87 000 Sl icon.png
Experts300 000 Sl icon.png
Aces1 100 Ge icon.png
Research Aces520 000 Rp icon.png
Reward for battleAB / RB / SB
450 / 600 / 100 % Sl icon.png
172 / 172 / 172 % Rp icon.png
Modifications
Seakeeping Unsinkability Firepower
Mods new ship hull.png
Dry-Docking
Research:
5 200 Rp icon.png
Cost:
8 900 Sl icon.png
300 Ge icon.png
Mods new ship rudder.png
Rudder Replacement
Research:
3 500 Rp icon.png
Cost:
6 000 Sl icon.png
200 Ge icon.png
Mods new ship screw.png
Propeller Replacement
Research:
3 300 Rp icon.png
Cost:
5 700 Sl icon.png
190 Ge icon.png
Mods new ship engine.png
Engine Maintenance
Research:
6 400 Rp icon.png
Cost:
11 000 Sl icon.png
370 Ge icon.png
Mods ship damage control crew.png
Damage Control Division
Research:
5 200 Rp icon.png
Cost:
8 900 Sl icon.png
300 Ge icon.png
Mods ship fire control crew.png
Fire Division
Research:
3 500 Rp icon.png
Cost:
6 000 Sl icon.png
200 Ge icon.png
Mods engine smoke screen system.png
Smokescreen
Research:
3 500 Rp icon.png
Cost:
6 000 Sl icon.png
200 Ge icon.png
Mods ship anti fragmentation protection.png
Shrapnel Protection
Research:
3 300 Rp icon.png
Cost:
5 700 Sl icon.png
190 Ge icon.png
Mods ship venting.png
Ventilation
Research:
3 300 Rp icon.png
Cost:
5 700 Sl icon.png
190 Ge icon.png
Mods new ship pumps.png
New Pumps
Research:
6 400 Rp icon.png
Cost:
11 000 Sl icon.png
370 Ge icon.png
Mods ship ammo wetting.png
Ammo Wetting
Research:
6 400 Rp icon.png
Cost:
11 000 Sl icon.png
370 Ge icon.png
Mods tank ammo.png
127mm_usa_mk32_common_sap_ammo_pack
Research:
5 200 Rp icon.png
Cost:
8 900 Sl icon.png
300 Ge icon.png
Mods new aux caliber turrets.png
Auxiliary Armament Targeting
Research:
3 500 Rp icon.png
Cost:
6 000 Sl icon.png
200 Ge icon.png
Mods tank ammo.png
127mm_usa_mk46_special_common_sap_ammo_pack
Research:
3 500 Rp icon.png
Cost:
6 000 Sl icon.png
200 Ge icon.png
Mods new main caliber turrets.png
Primary Armament Targeting
Research:
3 300 Rp icon.png
Cost:
5 700 Sl icon.png
190 Ge icon.png
Mods he frag proxi fuze ship.png
127mm_usa_mk31_aavt_radio_fuse_ammo_pack
Research:
3 300 Rp icon.png
Cost:
5 700 Sl icon.png
190 Ge icon.png
Mods ship rangefinder.png
Improved Rangefinder
Research:
3 300 Rp icon.png
Cost:
5 700 Sl icon.png
190 Ge icon.png
Mods torpedo.png
Torpedo Mode
Research:
6 400 Rp icon.png
Cost:
11 000 Sl icon.png
370 Ge icon.png

Armament

Primary armament

8 х Turret2 x 5 inch/38 Mk.12 cannon, mount Mk.28
Ammunition900 rounds
Vertical guidance-15° / 85°

The primary armament of the Atlanta is 16 x 5 inch/38 Mk.12 (127 mm) guns in eight twin turrets, of which a maximum of 14 can be brought to bear on one target. These guns have a high rate of fire (up to 22 rounds per minute with maxed crew and first-stage ammo stowage). even with an untrained crew and have an acceptable quantity of high explosive per shell. The downside is a comparatively poor shell trajectory when compared to other cruisers; especially in fights over 8 km, the five-inch guns require more precise distance input compared to larger diameter guns.

The Atlanta gets access to four shell types - Mk.34 AAC, Mk. 32 Common, Mk.46 Common SP, and Mk.31 AAVT. The Common SP (essentially a common shell with slightly less explosive mass but better penetration) is typically the best pick for heavily-armoured targets such as cruisers, while the AAC shell works better against unarmoured targets due to its large explosive filler. The Mk.31 AAVT is a great option for dealing with air targets due to its proximity fuze - a single direct hit should be enough to destroy an incoming bomber.

Secondary armament

3 х Turret4 x 1.1 inch/75 Mk.1 automatic gun
Ammunition7800 rounds
Belt capacity65 rounds
Fire rate150 shots/min

Despite ostensibly being an anti-air cruiser, the only "true" anti-air secondaries on the Atlanta are three quad 1.1-inch "Chicago Piano" mounts. This is due to the Atlanta were designed to utilize its numerous dual-purpose 127 mm guns to provide a long-range anti-air defense.

The 1.1 inch/75 Mk.1 Gun, otherwise known as the "Chicago Piano" (because it was the size of a baby grand-piano), was the standard anti-aircraft armament for most American ships prior to the introduction of the 40 mm Bofors cannon. These guns are mediocre at best; though they have a good fire rate (similar to the AN/M2 Browning), they aren't too effective at dealing damage, and also jam rather quickly. As well, take note that the gun doesn't have ammunition options, with just the default HE-T belt available.

Additional armament

Setup 18 x 533 mm steam turbined Mk.15 torpedo
Main article: Mk.15 (533 mm)

Torpedo armament consists of six total torpedoes, three per side. The port torpedo launcher face the bow of the ship, while the starboard faces aft. This does not seriously affect usage or arcs of fire.

Usage in battles

The Atlanta is best saved for close maps like Arctic Port where her guns can eviscerate cruisers inside 6-8 km. On larger maps where cruisers engage at distances as far as 12-13 km, the Atlanta is a poor choice. She has neither the armour nor the guns to engage Hippers, Mogamis, Kirovs, or Brooklyns at longer ranges nor even the speed to place herself in a more advantageous position out of sight from the larger cruisers.

Pros and cons

Pros:

  • Huge amount of dual-purposes 5 inch guns provides excellent close to medium range firepower
  • Due to its high fire rate, it can quickly suppress rushing enemies attempting to close the distance
  • Great gun coverage, can utilize most guns while heavily angled
  • Effective at long-range anti-air defence when used correctly

Cons:

  • Poor survivability due to lack of armour and low crew count
  • Lots of turrets means a lot of ammo racks being scattered around the ship
  • Mediocre manoeuvrability
  • Poor accuracy and weapon trajectory at longer range
  • Unreliable anti-air armaments, have to rely on dual-purpose guns that is quite tricky to use at times

History

The U.S. Navy light cruiser USS Atlanta (CL-51) steaming at high speed, probably during her trials, circa in November 1941.

USS Atlanta (CL-51) was the lead ship of her class of light cruisers built for the United States Navy during the Second World War. Designed as light anti-aircraft cruisers similar to the British Dido-class, the Atlanta was commissioned in December of 1941 just after the American entry into the Second World War. She went on to see combat action in the Pacific Theatre, and participated in the Midway and Eastern Solomons conflicts. She was later abandoned and sunk after being hit by Japanese torpedoes and friendly fire at the Naval Battle of Guadalcanal.

Design and development

The Atlanta class were designed as specialized anti-aircraft ships with armament specialized for anti-aircraft defence, similar to the British Dido-class. The ships were armed with a formidable main armament of sixteen 5-inch (127 mm) guns in eight dual mounts, with six on the centreline in two superfiring pairs and two more mounted on the beam. Despite their role, the ship’s secondary anti-aircraft armament was scarce, being limited to just three quadruple 28 mm ‘Chicago Piano’ mounts. As well, Atlanta carried two quadruple 533 mm torpedo tubes, which was unusual among American cruisers due to the doctrine of not fitting torpedo tubes to cruisers. Being a small cruiser, Atlanta displaced just 6718 tons standard and had a crew of 673. Her anti-aircraft design meant that she was an ineffective surface combatant, which would later become a fatal flaw when she was severely damaged at the Battle of Guadalcanal. Atlanta was laid down in April of 1940, and commissioned on Christmas Eve, 1941, days after the United States declared war on the Axis powers.

Operational history

After her shakedown cruise in Chesapeake bay, the Atlanta was immediately sent to the Pacific theatre, where ships of her role were badly needed. After stopping at Pearl harbour, she joined Task Force 16, under the command of Vice Admiral William ‘Bull’ Halsey, as they sailed to counter the imminent attack on Midway Atoll. At the Battle of Midway, she provided air cover for the carrier USS Hornet, while aircraft of the American force decimated the Japanese carrier group and sank all four Japanese fleet carriers.

Soon after the Midway conflict, Atlanta participated in the Battle of the Eastern Solomons, where she covered the carrier USS Enterprise as she launched her airgroup against the Japanese carriers Shokaku and Zuikaku. Soon after, she proceeded to embark Rear Admiral Norman Scott, as she became the flagship of a convoy responsible for transporting troops to Guadalcanal. They were extensively attacked by enemy aircraft during the trip, but luckily, all three troop transports emerged without severe damage. Once the transports started unloading, Atlanta provided air cover as part of the larger TF 67, covered by several other cruisers. 

Soon after, the Japanese aircraft broke off, and the cruiser force enjoyed a short period of inactivity before Japanese surface units were detected. TF 67 regrouped, now being composed of the heavy cruisers San Francisco (with commanding officer RAdm Daniel Callaghan onboard), Portland and Pensacola, the light cruisers Helena, Juneau, and Atlanta, along with several destroyers. They soon engaged the Japanese force in a night engagement that resulted in the sinking of the destroyer Akatsuki and crippling of Yuudachi. However, midway into the engagement, Atlanta was hit by a Japanese ‘Long Lance’ torpedo that destroyed her engine room and knocked out most functions. Just minutes after, she was mistaken for a Japanese vessel and was hit by at least 19 8-inch shells fired by the USS San Francisco, which destroyed her superstructure and killed most of her officers including her commanding officer, RAdm Scott. The next morning, the surviving crew were disembarked by crew transports, and the ship was scuttled. The naval battle of Guadalcanal would eventually result in the sinking of her sister ship Juneau, and heavy damage to multiple other ships. For her service, Atlanta received 5 battle stars, as well as a presidential unit citation for her bravery during the Battle of Guadalcanal.

Devblog

Atlanta-class light cruisers came to being in the late 1930s, during which the US Navy was considering a multitude of different design proposals for new light cruisers, which would be in accordance with the limitations set by the Second London Naval Treaty of 1936.

Having realized that all outstanding requirements couldn't be met with a limited displacement design, the decision was eventually made to adopt a smaller light cruiser design to act as a destroyer leader. As a result, the proposed design of what would become the Atlanta-class was selected for construction, with an initial order for four ships being issued in April 1939, followed by a second order for four further vessels in September 1940.

USS Atlanta, the lead ship of the class, was laid down on 22 April 1940 in Kearny, New Jersey and was subsequently commissioned into service in December of the following year, shortly after the US' entry into WWII. Atlanta would soon receive its baptism by fire, taking part in the Battle of Midway in June 1942 while on screening duty for American aircraft carriers.

USS Atlanta also took part in heavy fighting during the Battle of the Eastern Solomons, as well as the subsequent Naval Battle of Guadalcanal. During the latter, USS Atlanta received mortal damage during a Japanese night attack, both from enemy as well as friendly fire. Although the USS Atlanta made it through the night, it became clear the next morning that the damage was too severe to deal with and the order for scuttling was issued on 13 November 1942. Atlanta was subsequently struck from the Naval Register in January of the following year.

Media

Skins

See also

Other anti-aircraft cruisers

External links

References

  • Helgason, G. (1995). USS Atlanta. Retrieved January 26, 2021, from https://uboat.net/allies/warships/ship/2575.html
  • Navy History and Heritage Command. (2019, August 20). Atlanta III (CL-51). Retrieved January 26, 2021, from https://www.history.navy.mil/research/histories/ship-histories/danfs/a/atlanta-cl-51-iii.html


Federal Shipbuilding and Drydock Company
Gun Destroyers (DD) 
Somers-class  USS Somers
Fletcher-class  USS Fletcher
Allen M. Sumner-class  USS Sumner
Gearing-class  USS Gearing
Cruiser, Light (CL) 
Atlanta-class  USS Atlanta

USA light cruisers
Omaha-class  USS Detroit · USS Raleigh · USS Trenton
Atlanta-class  USS Atlanta
Brooklyn-class  USS Brooklyn · USS Helena
Cleveland-class  USS Cleveland
Fargo-class  USS Fargo
Worcester-class  USS Roanoke