At 7,558 gross tons, Siem Ruby is the 39,330th largest of the 84,014 vessels in this registry that report a tonnage. The median across that set is 5,994 GT, so this hull is about 1.3 times the typical vessel on record here. The largest measures 499,167 GT.
Among the 58,086 vessels this registry holds no type classification for held here, it ranks 22,490th by tonnage — larger than 55% of that group. Their median tonnage is 5,358 GT, and the largest tenth begin at 54,309 GT. The flag most often flown by this group is Panama (5,698 ships). The yard that appears most often against it is HD Hyundai Mipo, with 615 hulls on record.
Norway is the country of registry for 3,032 vessels in this directory, of which Siem Ruby is the 790th largest by tonnage. The most common class under that flag is vessels this registry holds no type classification for (2,126 ships), and the median vessel measures 3,102 GT. Browse every ship flagged Norway.
Narrowing to both dimensions at once, this registry holds 2,126 vessels this registry holds no type classification for flying the Norway flag, of which 567 are larger by tonnage.
Siem Ruby was built in 2010, making it 16 years old. It is one of 3,028 hulls in this registry delivered that year, a cohort whose median tonnage is 20,204 GT; within it this ship is the 1,886th largest. Across the whole of the 2010s the registry holds 20,111 vessels, median 23,456 GT. The median build year across the entire registry is 1995.
The registry attributes 50 vessels to Myklebust Verft, with a median tonnage of 3,650 GT, delivered between 1979 and 2022. See the rest of that yard’s output.
At 91.0 m overall, Siem Ruby is 24.0 m shorter than the 115.0 m median for vessels this registry holds no type classification for on record.
IMO numbers are issued in broadly chronological blocks. Within 500 either side of 9413444 this registry holds 72 other vessels, whose median build year is 2009 and which range from 2006 to 2015. That places this hull’s registration in the same part of the series, consistent with its recorded build year of 2010.
Its IMO number, 9413444, carries its own check digit. The first six digits are weighted seven down to two and summed — 9×7 + 4×6 + 1×5 + 3×4 + 4×3 + 4×2 = 124 — and the last digit of that total, 4, must equal the seventh digit, 4. It does, so this number is well formed.
