This is the information page about the shipwreck Hmsm sidon, the water chart below shows the wreck in its immediate vicinity. The position of this wreck is 50 32.973 N,2 38.471 W (50.549550, -2.641183)

The texts accompanying this shipwreck are in English 🇬🇧, as they are prepared by the UK Hydrographic Office (UKHO) based on data from UKHO and the hydrographic services of the Netherlands, Belgium and Germany, among others. They include the known details of the wreck and the comments of the cartographers who have checked the position and condition of the wreck over time.

Name: HMSM SIDON

Length 66.1 meter, width: 7.3 meter, draught: 5.2

Cause: 16.6.55 vessel, sunk on 16.6.55 by accidental torpedo explosion at portland. was raised the same year & sunk again for use as an a/s target in june 1957.

Year of registration: 1957

Water depth above wreck: 33 meter, Height above seabed: 30 cm

Known since: 1957, last detected: 2015

Details measurements/cartography: H4446/56 28.2.57 NDW IN 503300N, 023842W. (ADMIRALTY). BR STD. H4446/56 25.1.60 WRECK IS HEADING 280DEGS. POSN 503300N 023842W. (AUTHORITY NOT STATED). 16.1.73 INS AS USC 28MTRS. NC 3315. H4078/76 11.11.76 NOW WK 27MTRS IN 503255N, 023824W [OGB]. POSN FROM DECCA. (QHM PORTLAND, 4.11.76).

- NM 2371/76. H2923/83 28.6.84 EXAM'D 26.6.84 IN 503256N, 023824W [OGB]. SWEPT CLEAR 22.8MTRS, FOUL 23.3MTRS. LEAST E/S DEPTH 23.4MTRS. LENGTH 55MTRS. LYING 040/220 DEGS. LOCAL DIVER STATES PERISCOPE INTACT AND PROJECTING 8FT ABOVE CONNING TOWER. (GARDLINE SURVEYS, HI 202, TLX DTD 27.6.84).

- NM 1917/84. HH100/351/16 12.10.00 DIVED WITH BOW IN 5032.954N, 0238.498W [WGD] & STERN IN 5032.980N, 0238.446W [WGD]. STANDS 7.3MTRS HIGH BY DEPTH GAUGE. NO SCOUR. NO DEBRIS. SEABED SAND & SHINGLE. WK IS UPRIGHT & WHOLLY INTACT. LOOKS LIKE AN OPERATIONAL SUBMARINE. LIMITED MARINE GROWTH. (T JOHNSON, LETTER DTD 10.10.00). LIES 046/226 DEGS WITH LENGTH 70MTRS BY CALCULATION. AMEND POSN. BR STD. SEP 2015/000019320 8.7.15 EXAM'D 14.3.15 LEAST M/B DEPTH 23.32MTRS IN 5032.973N, 0238.471W [WGD], GEN DEPTHS 33MTRS. LENGTH 64.9MTRS, WIDTH 9.1MTRS, HEIGHT 8.5MTRS. ORIENTATION 030/210 DEGS. INTACT, LISTING TO STB. STRONG MAGNETIC ANOMALY. (MMT, HI 1453). AMEND TO DW 23MTRS IN REVISED POSN.
Comment researcher: UK Hydrographic Office

Commentaar onderzoeker: INTACT, LISTING TO STB.

Position: 50 32.973 N,2 38.471 W

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