Source dates describe the evidence, not current certification or operational availability. Operating roles may be historical. Reference-only screenshot figures and ratings are not used in this summary.
Published operating rolePublished source
K Subsea
Commercial fleet attribution on official assets page; not registered owner.
K Subsea ↗Publication undated · Reviewed 18 Oct 2026
Build yearPublished source
2017
VARD build year stated by operator.
K Subsea ↗Publication undated · Reviewed 18 Oct 2026
Length overallPublished source
91.2 m
Length overall.
K Subsea ↗Publication undated · Reviewed 18 Oct 2026
BeamPublished source
21.5 m
Published breadth.
K Subsea ↗Publication undated · Reviewed 18 Oct 2026
Dynamic positioningPublished source
DP2
DP2, Kongsberg K-Pos DP21.
K Subsea ↗Publication undated · Reviewed 18 Oct 2026
Saturation depthPublished source
300 m
Published certified SAT rating; current certificate not examined.
K Subsea ↗Publication undated · Reviewed 18 Oct 2026
Saturation diversPublished source
12
Built-in SAT capacity.
K Subsea ↗Publication undated · Reviewed 18 Oct 2026
Bell configurationPublished source
Single bell
Explicit single-bell saturation system.
K Subsea ↗Publication undated · Reviewed 18 Oct 2026
Hyperbaric lifeboats (SPHL)Published source
12 divers + 4 crew
SPHL capacity; numeric lifeboat count not specified.
K Subsea ↗Publication undated · Reviewed 18 Oct 2026
Saturation system manufacturerPublished source
DRASS
DRASS reports completion of its 100-Series installation and commissioning on Kreuz Challenger in October 2017: a 12-person, single-bell saturation system rated to 300 msw and described as DNV-GL classified. Completion month follows the article’s “last month” statement, published 29 November 2017. This detailed delivery account is retained separately from conflicting generic reference-list specifications; it is not a current certificate.
Evidence is qualified or historical. Review the source configuration and date.
DRASS Group ↗Applies to Oct 2017 · Published 29 Nov 2017 · Reviewed 18 Oct 2026
Main cranePublished source
100 t AHC at 9 m (two falls); 10 t auxiliary at 15 m
Main wire capacity 2,000 m; load radius and reeving matter.
K Subsea ↗Publication undated · Reviewed 18 Oct 2026
Deck areaPublished source
800 m²
Clear working deck area.
K Subsea ↗Publication undated · Reviewed 18 Oct 2026
DraftPublished source
6.6 m
Maximum published draught; minimum 5.0 m.
K Subsea ↗Publication undated · Reviewed 18 Oct 2026
Not sourced in this summary: Bell occupancy.
Specification research notes
Official K Subsea vessel page is for DSV Challenger, formerly Kreuz Challenger. Page gives 91.20 m LOA; a port notice using a shorter unspecified length is not substituted. All technical claims are the undated published configuration, not present certification or availability.
Supporting capability records
1 record
Published design and equipment particulars are evidence of the source configuration, not a current certificate or availability guarantee.
12-person system commissioning completed
DRASS reports completion of its 100-Series installation and commissioning on Kreuz Challenger in October 2017: a 12-person, single-bell saturation system rated to 300 msw and described as DNV-GL classified.
Completion month follows the article’s “last month” statement, published 29 November 2017. This detailed delivery account is retained separately from conflicting generic reference-list specifications; it is not a current certificate.
DRASS Group ↗Applies to Oct 2017 · Published 29 Nov 2017 · Reviewed 18 Oct 2026
Research coverage & limitations (1)
Detailed diving, lifting and ROV equipment specifications are not yet verified for this vessel. Any listed particulars retain the scope of their cited source.
Registered owner, group owner, operator, manager and P&I entered owner are different roles. Each record retains the role and date stated by its source.
Vessel identity
IMO number
9781190
MMSI
563025100
Names in the reviewed record: Kreuz Challenger
Current provider name is Challenger, IMO 9781190/MMSI 563025100; older pages use Kreuz Challenger. Only an April 2026 timestamped coordinate was found publicly; newer port/destination summaries were not plotted.
Current provider name is Challenger, IMO 9781190/MMSI 563025100; older pages use Kreuz Challenger. Only an April 2026 timestamped coordinate was found publicly; newer port/destination summaries were not plotted.
The reviewed identity listing does not establish current registered ownership, beneficial ownership, charterer or operator. See any separately cited role-specific evidence.
These are historical records within each source’s coverage. Missing records are not a clean bill of health, and class descriptions do not prove current certification.
No verified records are available in this section of the collection.
Research coverage & limitations (1)
A complete inspection history has not been verified. No inference of a clean inspection record or current certification should be made from missing records.
Vessel-specific events and contextual project records retain their dates and limitations. A regional contract award alone does not establish vessel employment.
PLC maintenance and training
DRASS lists PLC maintenance and PLC training for Challenger in Brunei in 2018.
Historical entries; current service coverage unconfirmed.
DRASS Group ↗Applies to 2018 · Published 19 Jun 2019 · Reviewed 18 Oct 2026
Research coverage & limitations (1)
A complete vessel-specific project history has not been verified. Any dated events below are limited to their cited evidence.
