Editing Leander-class frigate (section)

==Construction programme==
{| class="wikitable" style="font-size:97%;"
!colspan=9|Royal Navy
|-valign=top
![[Pennant number|Pennant]]
!Name
!width="30%"|(a) Hull builder<br />(b) Main machinery manufacturers
!Laid down
!Launched
!Accepted into service
!Commissioned
!Estimated building cost<ref>"Unit cost, i.e. excluding cost of certain items (e.g. aircraft, First Outfits)."<br />Text from ''Defences Estimates''</ref>
!Conversion group
|-valign=top
!align=center bgcolor=#E0E0E0 colspan=9|Batch 1 ''Leander'' Y-100 machinery <ref name=Janes1975/>
|-valign=top
|  | F109
|  | [[HMS Leander (F109)|''Leander'']]
|  | (a) & (b) [[Harland & Wolff|Harland & Wolff Ltd]], [[Belfast]].<ref name=NE1963>''Navy Estimates, 1963–64'', page 71, ''Table 3 (Programme): List and particulars of new ships which have been accepted or are expected to be accepted into HM service during the Financial Year ended 31 March 1963''</ref>
|  | 10 April 1959 <ref name=Janes1963p270>Blackman, Raymond VB, ''Jane's Fighting Ships, 1963–64'', pub Sampson Low Marston & Co Ltd, 1963,  page 270.</ref>
|  | 28 June 1961 <ref name=Janes1963p270/>
|  | March 1963 <ref name=NE1963/>
|  | 27 March 1963 <ref name=Janes1963p270/>
|  | £4,630,000 <ref name=NE1963/>
|  | Ikara
|-valign=top
|  | F104
|  | [[HMS Dido (F104)|''Dido'']]
|  | (a) & (b) [[Yarrow & Company|Yarrow & Co Ltd]], [[Scotstoun|Glasgow]].<ref name=DE1964>''Defence Estimates, 1964–65'', page 73, ''Table 3 (Programme): List and particulars of new ships which have been accepted or are expected to be accepted into HM service during the Financial Year ended 31 March 1964''</ref>
|  | 2 December 1959 <ref name=Janes1963p270/>
|  | 22 December 1961 <ref name=Janes1963p270/>
|  | September 1963 <ref name=DE1964/>
|  | 18 September 1963 <ref name=Janes1963p270/>
|  | £4,600,000 <ref name=DE1964/>
|  | Ikara
|-valign=top
|  | F127
|  | [[HMS Penelope (F127)|''Penelope'']]
|  | (a) Vickers-Armstrongs (Shipbuilders) Ltd, Newcastle <br /> (b) Vickers-Armstrongs (Engineers) Ltd, Barrow-in-Furness <ref name=DE1964/>
|  | 14 March 1961 <ref name=Janes1963p270/>
|  | 17 August 1962 <ref name=Janes1963p270/>
|  | November 1963 <ref name=DE1964/>
|  | 31 October 1963 <ref name=Janes1963p270/>
|  | £4,600,000 <ref name=DE1964/>
|  | Exocet/Seacat
|-valign=top
|  | F114
|  | [[HMS Ajax (F114)|''Ajax'']]
|  | (a) & (b) [[Cammell Laird & Company|Cammell Laird & Co (Shipbuilders and Engineers) Ltd]], [[Birkenhead]].<ref name=DE1964/>
|  | 19 October 1959 <ref name=Janes1963p270/>
|  | 16 August 1962 <ref name=Janes1963p270/>
|  | December 1963 <ref name=DE1964/>
|  | 10 December 1963 <ref name=Janes1963p270/>
|  | £4,800,000 <ref name=DE1964/>
|  | Ikara
|-valign=top
|  | F10
|  | [[HMS Aurora (F10)|''Aurora'']]
|  | (a) & (b) [[John Brown & Company|John Brown & Co Ltd]], [[Clydebank]]<ref name=DE1964/><ref name=DE1965/>
|  | 1 June 1961 <ref name=Janes1963p270/>
|  | 28 November 1962 <ref name=Janes1963p270/>
|  | April 1964 <ref name=DE1965/>
|  | 9 April 1964 <ref name=Janes1975>Moore, John E, ''Jane's Fighting Ships, 1975–76'', pub Macdonald and Jane's, 1975, {{ISBN|0-354-00519-7}} pages 35405.</ref>
|  | £4,650,000 <ref name=DE1964/><ref name=DE1965/>
|  | Ikara
|-valign=top
|  | F18
|  | [[HMS Galatea (F18)|''Galatea'']]
|  | (a) [[Swan Hunter & Wigham Richardson|Swan, Hunter & Wigham Richardson Ltd]], [[Wallsend|Wallsend-on-Tyne]] <br /> (b) The Wallsend Slipway & Engineering Co Ltd, Wallsend-on-Tyne (steam turbines) <br /> (b) Parsons Marine Turbines Co Ltd, Wallsend-on-Tyne (gearing).<ref name=DE1964/><ref name=DE1965/>
|  | 29 December 1961 <ref name=Janes1963p270/>
|  | 23 May 1963 <ref name=Janes1963p270/>
|  | April 1964 <ref name=DE1965/>
|  | 25 April 1964 <ref name=Janes1975/>
|  | £4,500,000 <ref name=DE1964/><ref name=DE1965/>
|  | Ikara
|-valign=top
|  | F15
|  | [[HMS Euryalus (F15)|''Euryalus'']]
|  | (a) [[Scotts Shipbuilding & Engineering Company|Scotts Shipbuilding & Engineering Co Ltd]], [[Greenock]] <br /> (b) Scotts Shipbuilding & Engineering Co Ltd (steam turbines) <br /> (b) Fairfield Shipbuilding & Engineering Co Ltd, Glasgow (gearing).<ref name=DE1965>''Defence Estimates, 1965–66'', page 75, ''Table 3 (Programme): List and particulars of new ships which have been accepted or are expected to be accepted into HM service during the Financial Year ended 31 March 1965''</ref>
|  | 2 November 1961 <ref name=Janes1963p270/>
|  | 6 June 1963 <ref name=Janes1963p270/>
|  | September 1964 <ref name=DE1965/>
|  | 16 September 1964 <ref name=Janes1975/>
|  | £4,350,000 <ref name=DE1965/>
|  | Ikara
|-valign=top
|  | F39
|  | [[HMS Naiad (F39)|''Naiad'']]
|  | (a) Yarrow & Co Ltd, Glasgow <br /> (b) Yarrow & Co Ltd, Glasgow (steam turbines) <br /> (b) Parsons Marine Turbines Co Ltd, Wallsend-on-Tyne (gearing).<ref name=DE1965/>
|  | 30 October 1962 <ref name=Janes1963p270/>
|  | 4 November 1963 <ref name=Janes1975/>
|  | March 1965 <ref name=DE1965/>
|  | 15 March 1965 <ref name=Janes1975/>
|  | £4,750,000 <ref name=DE1965/>
|  | Ikara
|-valign=top
|  | F38
|  | [[HMS Arethusa (F38)|''Arethusa'']]
|  | (a) [[J. Samuel White & Company|JS White & Co Ltd]], [[Cowes|Cowes, Isle of Wight]] <br /> (b) JS White & Co Ltd, Cowes, Isle of Wight (steam turbines) <br /> (b) Parsons Marine Turbines Co Ltd, Wallsend-on-Tyne (gearing).<ref name=DE1966/>
|  | 7 September 1962 <ref>''Jane's Fighting Ships'' 1963–64 edition said that ''Arethus'' was laid down on 17 September 1964, however the 1975–76 edition says that she was laid down on 7 September 1964.</ref>
|  | 5 November 1963 <ref name=Janes1975/>
|  | November 1965 <ref name=DE1966/>
|  | 24 November 1965 <ref name=Janes1975/>
|  | £4,850,000 <ref name=DE1966/>
|  | Ikara{{refn|group=Note|name=towed|Subsequently fitted with Type 2031 [[towed array sonar]]}}
|-valign=top
|  | F28
|  | [[HMS Cleopatra (F28)|''Cleopatra'']]
|  | (a) [[HMNB Devonport|HM Dockyard]], [[Devonport, Devon|Devonport]] <br /> (b) Cammell Laird & Co (Shipbuilders & Engineers) Ltd, Birkenhead (turbines) <br /> (b) John Brown & Co Ltd, Clydebank (gearing).<ref name=DE1966>''Defence Estimates, 1966–67'', page 72, ''Table 3 (Programme): List and particulars of new ships which have been accepted or are expected to be accepted into HM service during the Financial Year ended 31 March 1966''</ref>
|  | 19 June 1963 <ref name=Janes1975/>
|  | 25 March 1964 <ref name=Janes1975/>
|  | February 1966 <ref name=DE1966/>
|  | 4 January 1966 <ref name=Janes1975/>
|  | £5,300,000 <ref name=DE1966/>
|  | Exocet/Seacat{{refn|group=Note|name=towed}}
|-valign=top
!align=center bgcolor=#E0E0E0 colspan=9|Batch 2 ''Leander'' Y-136 machinery <ref name=Janes1975/>
|-valign=top
|  | F42
|  | [[HMS Phoebe (F42)|''Phoebe'']]
|  | (a) [[Alexander Stephen & Sons|Alexander Stephen & Sons Ltd]], [[Linthouse]], Glasgow <br /> (b) Alexander Stephen & Sons Ltd, Linthouse, Glasgow (steam turbines) <br /> (b) David Brown & Co Ltd, Huddersfield (gearing).<ref name=DE1967/>
|  | 3 June 1963 <ref name=Janes1975/>
|  | 8 July 1964 <ref name=Janes1975/>
|  | April 1966 <ref name=DE1967/>
|  | 15 April 1966 <ref name=Janes1975/>
|  | £4,750,000 <ref name=DE1967/>
|  | Exocet/Seacat{{refn|group=Note|name=towed}}
|-valign=top
|  | F45
|  | [[HMS Minerva (F45)|''Minerva'']]
|  | (a) [[Vickers Armstrongs|Vickers Ltd, Shipbuilding Group]], Newcastle <br /> (b) Alexander Stephen & Sons Ltd, Linthouse, Glasgow (steam turbines) <br /> (b) David Brown & Co Ltd, Huddersfield (gearing).<ref name=DE1967/>
|  | 26 July 1963 <ref name=Janes1963p270/>
|  | 19 December 1964 <ref name=Janes1975/>
|  | May 1966 <ref name=DE1967/>
|  | 14 May 1966 <ref name=Janes1975/>
|  | £4,700,000 <ref name=DE1967/>
|  | Exocet/Seacat
|-valign=top
|  | F40
|  | [[HMS Sirius (F40)|''Sirius'']]
|  | (a) [[HMNB Portsmouth|HM Dockyard]], [[Portsmouth]] <br /> (b) JS White & Co Ltd, Cowes, Isle of Wight (turbines) <br /> (b) David Brown & Co Ltd, Huddersfield (gearing).<ref name=DE1967>''Defence Estimates, 1967–68'', page 75, ''Table 3 (Programme): List and particulars of new ships which have been accepted or are expected to be accepted into HM service during the Financial Year ended 31 March 1967''</ref>
|  | 9 August 1963 <ref name=Janes1975/>
|  | 22 September 1964 <ref name=Janes1975/>
|  | June 1966 <ref name=DE1967/>
|  | 15 June 1966 <ref name=Janes1975/>
|  | £5,600,000 <ref name=DE1967/>
|  | Exocet/Seacat{{refn|group=Note|name=towed}}
|-valign=top
|  | F52
|  | [[HMS Juno (F52)|''Juno'']]
|  | (a) [[John I. Thornycroft & Company|JI Thornycroft Ltd, Southampton]] <br /> (b) JI Thornycroft Ltd, Southampton (steam turbines) <br /> (b) David Brown & Co Ltd, Huddersfield (gearing)<ref name=DE1968/>
|  | 16 July 1964 <ref name=Janes1975/>
|  | 24 November 1965 <ref name=Janes1975/>
|  | July 1967 <ref name=DE1968/>
|  | 18 July 1967 <ref name=Janes1975/>
|  | £5,020,000 <ref name=DE1968/>
|  | Training
|-valign=top
|  | F56
|  | [[HMS Argonaut (F56)|''Argonaut'']]
|  | (a) [[Hawthorn Leslie]], [[Hebburn]] <br /> (b) JS White & Co Ltd, Cowes, Isle of Wight (steam turbines) <br /> (b) David Brown & Co Ltd, Huddersfield (gearing).<ref name=DE1968/>
|  | 27 November 1964 <ref name=Janes1975/>
|  | 8 February 1966 <ref name=Janes1975/>
|  | September 1967 <ref name=DE1968/>
|  | 17 August 1967 <ref name=Janes1975/>
|  | £5,000,000 <ref name=DE1968/>
|  | Exocet/Seacat{{refn|group=Note|name=towed}}
|-valign=top
|  | F47
|  | [[HMS Danae (F47)|''Danae'']]
|  | (a) HM Dockyard, Devonport <br /> (b) JS White & Co Ltd, Cowes, Isle of Wight (steam turbines) <br /> (b) Fairfields (Glasgow) Ltd (gearing).<ref name=DE1968>''Defence Estimates, 1968–69'', page 75, ''Table 3 (Programme): List and particulars of new ships which have been accepted or are expected to be accepted into HM service during the Financial Year ended 31 March 1968''<br />Note that the costs quoted in the Defence Estimates are slightly different from costs quoted by the Minister of State [[John Morris, Baron Morris of Aberavon|(Mr. John Morris)]] - see [https://api.parliament.uk/historic-hansard/written-answers/1969/mar/26/leander-class-frigates#S5CV0780P0_19690326_CWA_48 Hansard HC Deb 26 March 1969 vol 780 c302W] Question to the Secretary of State for Defence how the cost of ''Leander''-class frigates built in the Royal Dockyards compares with that of those built in commercial shipyards.
{| class="wikitable"
|-
||''Danae''|| £5,720,000 (Defence Estimates) || £5,830,000 (Hansard 26 March 1969)
|-
|| ''Juno'' || £5,020,000 (Defence Estimates) || £5,000,000 (Hansard 26 March 1969)
|-
|| ''Argonaut'' || £5,000,000 (Defence Estimates) || £5,000,000 (Hansard 26 March 1969)
|}
</ref>
|  | 16 December 1964 <ref name=Janes1975/>
|  | 31 October 1965 <ref name=Janes1975/>
|  | October 1967 <ref name=DE1968/>
|  | 7 September 1967 <ref name=Janes1975/>
|  | £5,720,000 <ref name=DE1968/>
|  | Exocet/Seacat
|-valign=top
!align=center bgcolor=#E0E0E0 colspan=9|Broad-beamed ''Leander'' Y-160 machinery <ref name=Janes1975/>
|-valign=top
|  | F75
|  | [[HMS Charybdis (F75)|''Charybdis'']]
|  | (a) Harland & Wolff Ltd, Belfast <br /> (b) Vickers Ltd, Engineering Group, Barrow-in-Furness.<ref name=DE1970/>
|  | 27 January 1967 <ref name=Janes1975/>
|  | 28 February 1968 <ref name=Janes1975/>
|  | June 1969 <ref name=DE1970/>
|  | 2 June 1969 <ref name=Janes1975/>
|  | £6,330,000 <ref name=DE1970/>
|  | Exocet/Seawolf
|-valign=top
|  | F58
|  | [[HMS Hermione (F58)|''Hermione'']]
|  | (a) Yarrow & Co Ltd, Glasgow <br /> (b) Alex Stephen & Sons Ltd, Linthouse, Glasgow (steam turbines) <br /> (b) Vickers Ltd, Engineering Group, Barrow-in-Furness (gearing).<ref name=DE1970/>
|  | 6 December 1965 <ref name=Janes1975/>
|  | 26 April 1967 <ref name=Janes1975/>
|  | July 1969 <ref name=DE1970/>
|  | 11 July 1969 <ref name=Janes1975/>
|  | £6,400,000 <ref name=DE1970/>
|  | Exocet/Seawolf
|-valign=top
|  | F60
|  | [[HMS Jupiter (F60)|''Jupiter'']]
|  | (a) Yarrow & Co Ltd, Glasgow <br /> (b) JS White & Co Ltd, Cowes, Isle of Wight (steam turbines) <br /> (b) Vickers Ltd, Engineering Group, Barrow-in-Furness (gearing).<ref name=DE1970/>
|  | 3 October 1966 <ref name=Janes1975/>
|  | 4 September 1967 <ref name=Janes1975/>
|  | August 1969 <ref name=DE1970/>
|  | 9 August 1969 <ref name=Janes1975/>
|  | £6,100,000 <ref name=DE1970/>
|  | Exocet/Seawolf
|-valign=top
|  | F69
|  | [[HMS Bacchante (F69)|''Bacchante'']]
|  | (a) Vickers Ltd, Shipbuilding Group, Newcastle <br /> (b) JS White & Co Ltd, Cowes, Isle of Wight (steam turbines) <br /> (b) Vickers Ltd, Engineering Group, Barrow-in-Furness (gearing).<ref name=DE1970/>
|  | 27 October 1966 <ref name=Janes1975/>
|  | 29 February 1968 <ref name=Janes1975/>
|  | October 1969 <ref name=DE1970/>
|  | 17 October 1969 <ref name=Janes1975/>
|  | £6,200,000 <ref name=DE1970/>
|  | Gun
|-valign=top
|  | F57
|  | [[HMS Andromeda (F57)|''Andromeda'']]
|  | (a) HM Dockyard, Portsmouth <br /> (b) JS White & Co Ltd, Cowes, Isle of Wight (steam turbines) <br /> (b) David Brown & Co Ltd, Huddersfield (gearing).<ref name=DE1969>''Defence Estimates, 1969–70'', page 75, ''Table 3 (Programme): List and particulars of new ships which have been accepted or are expected to be accepted into HM service during the Financial Year ended 31 March 1969''</ref>
|  | 25 May 1966 <ref name=Janes1975/>
|  | 24 May 1967 <ref name=Janes1975/>
|  | December 1969 <ref name=DE1969/>
|  | 2 December 1968 <ref name=Janes1975/>
|  | £6,700,000 <ref name=DE1969/>
|  | Exocet/Seawolf
|-valign=top
|  | F71
|  | [[HMS Scylla (F71)|''Scylla'']]
|  | (a) HM Dockyard, Devonport <br /> (b) JS White & Co Ltd (turbines)<br />(b) David Brown & Co Ltd (gearing).<ref name=DE1970>''Defence Estimates, 1970–71'', page XII-81, ''Table V: List and particulars of new ships which have been accepted or are expected to be accepted into HM service during the Financial Year ended 31 March 1970''</ref>
|  | 17 May 1967 <ref name=Janes1975/>
|  | 8 August 1968 <ref name=Janes1975/>
|  | February 1970 <ref name=DE1970/>
|  | 12 February 1970 <ref name=Janes1975/>
|  | £6,600,000 <ref name=DE1970/>
|  | Exocet/Seawolf
|-valign=top
|  | F12
|  | [[HMS Achilles (F12)|''Achilles'']]
|  | (a) Yarrow & Co Ltd, Glasgow <br /> (b) JS White & Co Ltd (turbines)<br />(b) David Brown & Co Ltd (gearing).<ref name=DE1971>''Defence Estimates, 1971–72'', page XII-81, ''Table V: List and particulars of new ships which have been accepted or are expected to be accepted into HM service during the Financial Year ended 31 March 1971''</ref>
|  | 1 December 1967 <ref name=Janes1975/>
|  | 21 November 1968 <ref name=Janes1975/>
|  | July 1970 <ref name=DE1971/>
|  | 9 July 1970 <ref name=Janes1975/>
|  | £6,270,000 <ref name=DE1971/>
|  | Gun
|-valign=top
|  | F16
|  | [[HMS Diomede (F16)|''Diomede'']]
|  | (a) Yarrow & Co Ltd, Glasgow <br /> (b) JS White & Co Ltd (turbines)<br />(b) David Brown & Co Ltd (gearing).<ref name=DE1972>''Defence Estimates, 1972–73'', page XII-92, ''Table V: List and particulars of new ships which have been accepted or are expected to be accepted into HM service during the Financial Year ended 31 March 1972''</ref>
|  | 30 January 1968 <ref name=Janes1975/>
|  | 15 April 1969 <ref name=Janes1975/>
|  | April 1971 <ref name=DE1972/>
|  | 2 April 1971 <ref name=Janes1975/>
|  | £5,980,000 <ref name=DE1972/>
|  | Gun
|-valign=top
|  | F70
|  | [[HMS Apollo (F70)|''Apollo'']]
|  |(a) Yarrow & Co Ltd, Glasgow <br /> (b) JS White & Co Ltd (turbines)<br />(b) David Brown & Co Ltd (gearing).<ref name=DE1973>''Defence Estimates, 1973–74'', page XII-96, ''Table V: List and particulars of new ships which have been accepted or are expected to be accepted into HM service during the Financial Year ended 31 March 1973''</ref>
|  | 1 May 1969 <ref name=Janes1975/>
|  | 15 October 1970 <ref name=Janes1975/>
|  | 10 June 1972 <ref name=DE1973/>
|  | 28 May 1972 <ref name=Janes1975/>
|  | £6,573,000 <ref name=DE1973/>
|  | Gun
|-valign=top
|  | F72
|  | [[HMS Ariadne (F72)|''Ariadne'']]
|  | (a) Yarrow & Co Ltd, Glasgow <br /> (b) JS White & Co Ltd (turbines)<br />(b) David Brown & Co Ltd (gearing).<ref name=DE1973/>
|  | 1 November 1969 <ref name=Janes1975/>
|  | 10 September 1971 <ref name=Janes1975/>
|  | 10 February 1973 <ref name=DE1973/>
|  | 10 February 1973 <ref name=Janes1975/>
|  | £6,576,000 <ref name=DE1973/>
|  | Gun
|-
!colspan=9|Royal New Zealand Navy
|-valign=top
!Pennant
!Name
!Builder
!Laid down
!Launched
!colspan=2|Commissioned
!colspan=2| Type
|-
| F55
| [[HMNZS Waikato (F55)|''Waikato'']]
| Harland and Wolff, Belfast
| 10 January 1964
| 18 February 1965
| colspan=2|19 September 1966
| colspan=2|Batch 2 Towed Array
|-
|  F421
|  [[HMNZS Canterbury (F421)|''Canterbury'']]
|  Yarrow Shipbuilders, Glasgow
|  12 June 1969
|  6 May 1970
| colspan=2|22 October 1971
| colspan=2|Broad beam
|}