Blue Master

At 20,578 gross tons, Blue Master is the 26,319th 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 3.4 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 14,691st by tonnage — larger than 70% 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.

Singapore is the country of registry for 2,873 vessels in this directory, of which Blue Master is the 1,428th largest by tonnage. The most common class under that flag is vessels this registry holds no type classification for (1,799 ships), and the median vessel measures 20,927 GT. Browse every ship flagged Singapore.

Narrowing to both dimensions at once, this registry holds 1,799 vessels this registry holds no type classification for flying the Singapore flag, of which 874 are larger by tonnage.

Blue Master was built in 1971, making it 55 years old. It is one of 1,927 hulls in this registry delivered that year, a cohort whose median tonnage is 2,462 GT; within it this ship is the 175th largest. Across the whole of the 1970s the registry holds 17,331 vessels, median 2,774 GT. The median build year across the entire registry is 1995.

At 179.0 m overall, Blue Master is 64.0 m longer 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 7110359 this registry holds 48 other vessels, whose median build year is 1971 and which range from 1964 to 1976. That places this hull’s registration in the same part of the series, consistent with its recorded build year of 1971.

Its IMO number, , carries its own check digit. The first six digits are weighted seven down to two and summed — = 79 — and the last digit of that total, 9, must equal the seventh digit, 9. It does, so this number is well formed.