Berge Duke

At 138,009 gross tons, Berge Duke is the 1,791st 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 23 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 872nd by tonnage — larger than 98% 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 Berge Duke is the 17th 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 14 are larger by tonnage.

Berge Duke was built in 1973, making it 53 years old. It is one of 2,097 hulls in this registry delivered that year, a cohort whose median tonnage is 1,435 GT; within it this ship is the 14th 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 342.0 m overall, Berge Duke is 227.0 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 7326427 this registry holds 74 other vessels, whose median build year is 1973 and which range from 1973 to 2000. That places this hull’s registration in the same part of the series, consistent with its recorded build year of 1973.

Its IMO number, , carries its own check digit. The first six digits are weighted seven down to two and summed — = 117 — and the last digit of that total, 7, must equal the seventh digit, 7. It does, so this number is well formed.