Jun Hai 1

At 10,751 gross tons, Jun Hai 1 is the 34,865th 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 1.8 times the typical vessel on record here. The largest measures 499,167 GT.

Among the 360 dredgers held here, it ranks 43rd by tonnage — larger than 88% of that group. Their median tonnage is 2,086 GT, and the largest tenth begin at 11,701 GT. The flag most often flown by this group is People's Republic of China (43 ships). The yard that appears most often against it is Royal IHC, with 21 hulls on record.

People's Republic of China is the country of registry for 3,427 vessels in this directory, of which Jun Hai 1 is the 1,682nd largest by tonnage. The most common class under that flag is vessels this registry holds no type classification for (1,851 ships), and the median vessel measures 10,532 GT. Browse every ship flagged People's Republic of China.

Narrowing to both dimensions at once, this registry holds 43 dredgers flying the People's Republic of China flag, of which 17 are larger by tonnage.

Jun Hai 1 was built in 2009, making it 17 years old. It is one of 2,834 hulls in this registry delivered that year, a cohort whose median tonnage is 11,673 GT; within it this ship is the 1,433rd 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 125.0 m overall, Jun Hai 1 is 45.0 m longer than the 80.0 m median for dredgers on record.

IMO numbers are issued in broadly chronological blocks. Within 500 either side of 9551040 this registry holds 44 other vessels, whose median build year is 2009 and which range from 2008 to 2015. That places this hull’s registration in the same part of the series, consistent with its recorded build year of 2009.

Its IMO number, 9551040, carries its own check digit. The first six digits are weighted seven down to two and summed — = 130 — and the last digit of that total, 0, must equal the seventh digit, 0. It does, so this number is well formed.