At 429 gross tons, «Wulf 9» is the 75,436th 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 14 times smaller than the typical vessel on record here. The largest measures 499,167 GT.
Among the 1,471 tugs held here, it ranks 598th by tonnage — larger than 52% of that group. Their median tonnage is 393 GT, and the largest tenth begin at 1,733 GT. The flag most often flown by this group is United States (239 ships). The yard that appears most often against it is Damen Shipyards Gorinchem, with 62 hulls on record.
Germany is the country of registry for 885 vessels in this directory, of which «Wulf 9» is the 443rd largest by tonnage. The most common class under that flag is vessels this registry holds no type classification for (446 ships), and the median vessel measures 916 GT. Browse every ship flagged Germany.
Narrowing to both dimensions at once, this registry holds 70 tugs flying the Germany flag, of which 15 are larger by tonnage.
«Wulf 9» was built in 1988, making it 38 years old. It is one of 920 hulls in this registry delivered that year, a cohort whose median tonnage is 1,512 GT; within it this ship is the 746th largest. Across the whole of the 1980s the registry holds 13,213 vessels, median 3,004 GT. The median build year across the entire registry is 1995.
The registry attributes 19 vessels to Umoe Mandal, with a median tonnage of 388 GT, delivered between 1974 and 2017. See the rest of that yard’s output.
At 33.0 m overall, «Wulf 9» is within a metre of the 32.3 m median length for tugs on record and a draft of 5.0 m.
IMO numbers are issued in broadly chronological blocks. Within 500 either side of 8714243 this registry holds 57 other vessels, whose median build year is 1988 and which range from 1987 to 2008. That places this hull’s registration in the same part of the series, consistent with its recorded build year of 1988.
Its IMO number, 8714243, carries its own check digit. The first six digits are weighted seven down to two and summed — 8×7 + 7×6 + 1×5 + 4×4 + 2×3 + 4×2 = 133 — and the last digit of that total, 3, must equal the seventh digit, 3. It does, so this number is well formed.
