Seven Sisters

Seven Sisters outbound from the Port of Blyth, North East England, heading for Peterhead, Scotland on 23rd September 2010. Just started to chuck it down with rain as she set off!

Ship type   Platform Supply Ship - Multi Role Service Vessel (MRSV)    

IMO 9390604
MMSI 259775000
Call Sign    LCAQ

Flag Norway
Port of Registry     Alesund

Owner/Operator: Siem Offshore AS - Norway - full specs @ http://www.siemoffsh...ault.aspx?ID=41
Being operated by Subsea 7 - subsidiary of Siem Offshore AS

Built: 2008-06 'Crist' Sp z oo - Gdansk (Hull) Yard/hull No.: (319)
2008-06 Kleven Verft AS - Ulsteinvik Yard/hull No.: 319
Standard design:MT-6016L; Hull Material:Steel; Hull Connections:Welded; Decks:1 dk; Bulbous bow; FS Ice Class 1C

Length Overall   103.700  
Length (BP)   96.800
Breadth Extreme   19.740  
Breadth Moulded    19.700
Draught   6.145  
Depth   7.700

Gross   5,275  
Net   1,582
Deadweight   4,665  
CGT   9,344
Formula Deadweight   6,482

4 diesel electric oil engines drivingeach a.c. connected to 2 electric motors of (2,200kW) integral to driving 2 Azimuth electric drive units
Total Power: Mcr 8,632kW (11,736hp)
Max. Speed: 16.00kts, Service Speed: 12.00kts
Design: Caterpillar, Engine Builder: Caterpillar Inc. - Peoria, Illinois
4 x 3516C, 4 Stroke, Single Acting, Vee
16 Cy. 170 x 215, Mcr: 2158 kW (2934 hp) at 1800 rpm

Thrusters: 1 Retract. directional thruster (f) 880kW(1,196bhp) , 2 Tunnel thruster (f) 1,050kW(1,428bhp)