ASL Delta

At 269 gross tons, ASL Delta is the 78,970th 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 22 times smaller than the typical vessel on record here. The largest measures 499,167 GT.

Among the 1,471 tugs held here, it ranks 835th by tonnage — larger than 34% 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.

Indonesia is the country of registry for 2,700 vessels in this directory, of which ASL Delta is the 2,452nd largest by tonnage. The most common class under that flag is vessels this registry holds no type classification for (1,484 ships), and the median vessel measures 2,078 GT. Browse every ship flagged Indonesia.

Narrowing to both dimensions at once, this registry holds 79 tugs flying the Indonesia flag, of which 12 are larger by tonnage.

ASL Delta was built in 2008, making it 18 years old. It is one of 2,764 hulls in this registry delivered that year, a cohort whose median tonnage is 8,971 GT; within it this ship is the 2,626th largest. Across the whole of the 2000s the registry holds 18,605 vessels, median 9,957 GT. The median build year across the entire registry is 1995.

At 28.0 m overall, ASL Delta is 4.3 m shorter than the 32.3 m median for tugs on record.

IMO numbers are issued in broadly chronological blocks. Within 500 either side of 9520235 this registry holds 37 other vessels, whose median build year is 2009 and which range from 1989 to 2013. That places this hull’s registration in the same part of the series, consistent with its recorded build year of 2008.

Its IMO number, 9520235, carries its own check digit. The first six digits are weighted seven down to two and summed — = 115 — and the last digit of that total, 5, must equal the seventh digit, 5. It does, so this number is well formed.