A connected ship profile

HMS Emperor

The bombers needed help on the way in and a safe route home. Emperor supplied fighters to the attack, while her crew prepared to receive them back at sea.

Profile · Evidence and limits

Second World War · exact date unconfirmed

HMS Emperor at anchor, in an official Royal Navy photograph.

Royal Navy official photographer / Imperial War Museums, FL 11445 · Source · Public domain (source statement)

The reproduction gives only a broad wartime date range. No claim is made that this shows Operation Tungsten; the precise date and location remain unconfirmed.

A smaller carrier in a larger operation

The Admiralty’s Tungsten summary lists Emperor among the escort carriers, under Acting Captain T. J. N. Hilken, with twenty Hellcats and two 4-inch guns. Those figures describe the ship in the operation’s roster. They are not a complete account of her armament and aircraft throughout the war. YT-T22

The plan brought several kinds of carrier together. Victorious and Furious supplied the Barracuda bombers. Emperor, Searcher and Pursuer supplied close fighter support, while Victorious also provided Corsairs. Other aircraft remained responsible for protecting the fleet. Destroyers, cruisers and oilers helped the force reach and operate in northern waters.

Two groups of Hellcats

The flying programme called for Emperor to launch ten fighters with the first strike and prepare ten more for the second. The personnel roster names ten Hellcat pilots under each strike: Lieutenant Commander S. J. Hall heads Emperor’s first list, and Lieutenant Commander S. G. Orr the second. This connects the carrier’s twenty listed aircraft to two distinct groups of men. YT-T22

The programme is a plan for launching, preparing and recovering aircraft, not a minute-by-minute record proving that every movement occurred at its scheduled time. Its value is in showing what the ship’s flight deck had to make possible while the attacking groups were away.

Fighting close to Tirpitz

The battle summary describes Hellcats and Wildcats descending to fire on German gun positions during the first attack, with Corsairs covering above. The fighters’ task was to make the bombers’ approach less dangerous. The British account credits their fire with disrupting the defences, but that assessment should be read alongside German records when judging the damage to individual positions. YT-T22

Emperor’s contribution therefore belongs inside the story of the bombing attack, even though her aircraft were fighters. Read the Hellcat profile for the aircraft and Tirpitz’s air defences for the weapons facing them.

A pilot brought home without his aircraft

The loss table identifies an Emperor Hellcat flown by Sub-Lieutenant T. H. Hoare of the Royal New Zealand Naval Volunteer Reserve. Enemy fire had damaged its arresting hook. Hoare landed on the water, and the destroyer Algonquin rescued him. YT-T22

A footnote explains that Rear-Admiral Bisset had decided against attempting a landing without the hook on either fleet carrier because of the number of aircraft then in repair. A decision about one damaged fighter depended on the condition and available space of the larger force. The aircraft was lost; the pilot survived.

Follow Tungsten and the Return to Repair for the attack’s consequences. This profile uses the Admiralty’s wartime battle summary and its appendices; Emperor’s complete log and squadron records have not yet been compared with that account.

Follow the connections

Across the stories

Fairey Barracuda
The carrier aircraft that bombed Tirpitz during Operation Tungsten and interrupted her return to service.
HMS Furious
The carrier that shared the Barracuda strikes against Tirpitz and helped protect the attacking fleet.
Grumman F6F Hellcat
A carrier fighter used against ships and gun positions in both the Yamato and Tirpitz campaigns.
HMS Pursuer
The escort carrier whose approach to the Tirpitz attack included a steering failure, a snowstorm and the task of launching fighter escorts.
HMS Royalist
The cruiser carrying Rear-Admiral Bisset’s flag during the carrier operation against Tirpitz.
HMS Searcher
The escort carrier that supplied Wildcats and the second strike’s close-escort leader during Operation Tungsten.
Tirpitz
Bismarck’s sister ship, whose threat from Norway changed as attacks, repairs and trials altered her capabilities.
Tirpitz’s air defences
Shipboard guns, the protected anchorage and what the accounts of Tungsten and the final attack actually establish.
HMS Victorious
The carrier that attacked Bismarck in 1941 and helped launch Operation Tungsten against Tirpitz in 1944.

Appears in

Tungsten and the Return to Repair

Examine the sources ↓

Evidence within reach

Sources for this page

Open a note for the passage, inspection status and limits. Source records link to the available documents.

YT-T22Admiralty Battle Summary No. 27: Operation Tungsten

Official wartime operational synthesis · scan of printed edition

Passage: Printed pp.2, 7, 12, 15, 22 and 24 / PDF pp.8, 13, 18, 21, 28 and 30: organisation, ship list, fighter rosters, loss and flying programme

Shared Victorious/Furious strike organisation; squadron exchange; aircraft preparation and fleet protection; planned flying programme; Barracuda II and selected bomb loads; conditional expectations for bomb effects. Reported release heights and the two-aircraft reduction in the second strike.

Checked: Title and source-list pages and the cited printed pages visually inspected on 20 October 2026. Full 40-page scan retained with SHA-256; selected page renders retained. Source list identifies Home Fleet report M.056731/44 and carrier reports dated 5 April 1944. Appendix E read as a programme, not an execution log. Printed p.1 and strike observations on pp.6–7 also visually checked for the gun profiles. Printed pp.2, 7 and 14 / PDF pp.8, 13 and 20 rechecked for Hellcat roles, aircraft particulars and the damaged-hook loss. Printed pp.2, 12, 15, 22 and 24 / PDF pp.8, 18, 21, 28 and 30 visually checked on 20 October 2026 for Emperor’s roster, two fighter groups, Hoare’s loss and the flying programme. Printed pp.7, 12, 14–15 and 24 / PDF pp.13, 18, 20–21 and 30 visually checked on 21 October 2026 for Searcher, Fell’s escort role and the Wildcat variants. Printed pp.4, 6, 12, 15 and 24 / PDF pp.10, 12, 18, 21 and 30 visually checked on 21 October 2026 for Pursuer, Graham, Sleigh, the steering incident and Wilkinson’s return footnote. Printed pp.3, 6, 8, 12 and 24 / PDF pp.9, 12, 14, 18 and 30 visually rechecked on 21 October 2026 for Fencer’s fleet protection, aircraft and flying programme. Printed pp.2–5, 9 and 12 / PDF pp.8–11, 15 and 18 visually rechecked on 21 October 2026 for Royalist, Bisset, Eveleigh, force reorganisation and Sheffield. Printed pp.2, 5, 9 and 12 / PDF pp.8, 11, 15 and 18 visually rechecked on 21 October 2026 for Anson, Moore, McCarthy, guns, Force 7 and the decision to cancel the repeat attack.

Limits: An official synthesis compiled from reports, not the signed original reports of Victorious and Furious. Its source list is evidence of the compiler’s sources, not proof we inspected those manuscripts. Aircraft allocation, actual departures, aircraft attacking and fleet-defence aircraft are distinct counts. The bomb-penetration heights are planning expectations, not confirmed damage results. No exact bomb mark, explosive fill or reconstructed complete flight log is assigned. Its armament footnote is a British assessment, not a dated German final-fit return. Its HA/LA label for the 5.9-inch battery is not adopted; the new profiles do not classify those guns as dual-purpose. Strike descriptions preserve the attackers’ viewpoint. The flying programme is a planned schedule; Emperor’s complete log and squadron records have not been independently compared. The aircraft table lists Wildcat V and VI but does not map them to individual carriers; no mark is assigned to every Searcher aircraft from that table. Pursuer’s steering failure is recorded without a precise mechanical diagnosis; the account describes a narrowly avoided incident, not a collision. The aircrew roster is not a complete flying log. The planned four airborne and four standby Wildcats are not a complete execution log. Twenty-five fleet-defence fighters combine Seafires and Wildcats; nine retained Swordfish do not mean nine continuously airborne. Force 2 and Force 8 are successive operational groupings, not interchangeable labels. Seventeen knots is the mixed force’s stated maximum, not Royalist’s individual maximum. Royalist’s eight 5.25-inch guns are operation-list particulars; no bombardment of Tirpitz or complete fighter-control log is established.

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