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Open data · every figure carries its source

Largest in this registry
#72,477
of 84,014 with a recorded tonnage
Largest dredger
#315
of 347 of this type with a recorded tonnage
Largest in its fleet
#11
of 15 in this fleet with a recorded tonnage
Vessel particulars
Every value is as recorded in the source. Blanks are values the source does not hold — none is estimated from a sister ship or a class average.
Identification
Construction
Measurements
In context
Every figure in this section is a count, a rank or a percentile over vessels actually held in this registry — not over the world fleet, which is larger. Nothing here is estimated.
At 556 gross tons, IMO 9042087 is the 72,477th 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 11 times smaller than the typical vessel on record here. The largest measures 499,167 GT.
Among the 360 dredgers held here, it ranks 315th by tonnage — larger than 9% 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.
Denmark is the country of registry for 849 vessels in this directory, of which IMO 9042087 is the 583rd largest by tonnage. The most common class under that flag is vessels this registry holds no type classification for (495 ships), and the median vessel measures 4,678 GT. Browse every ship flagged Denmark.
Narrowing to both dimensions at once, this registry holds 11 dredgers flying the Denmark flag, of which 8 are larger by tonnage.
IMO 9042087 was built in 1992, making it 34 years old. It is one of 1,130 hulls in this registry delivered that year, a cohort whose median tonnage is 3,228 GT; within it this ship is the 959th largest. Across the whole of the 1990s the registry holds 12,006 vessels, median 4,956 GT. The median build year across the entire registry is 1995.
The registry attributes 100 vessels to Damen Group, with a median tonnage of 450 GT, delivered between 1964 and 2025. See the rest of that yard’s output.
At 45.7 m overall, IMO 9042087 is 34.3 m shorter than the 80.0 m median for dredgers on record and a draft of 2.9 m.
IMO numbers are issued in broadly chronological blocks. Within 500 either side of 9042087 this registry holds 39 other vessels, whose median build year is 1992 and which range from 1990 to 2008. That places this hull’s registration in the same part of the series, consistent with its recorded build year of 1992.
Its IMO number, 9042087, carries its own check digit. The first six digits are weighted seven down to two and summed — 9×7 + 0×6 + 4×5 + 2×4 + 0×3 + 8×2 = 107 — and the last digit of that total, 7, must equal the seventh digit, 7. It does, so this number is well formed.
Nearest by tonnage among dredgers
| Ship | Built | Gross tonnage |
|---|---|---|
| Ying An | 1986 | 587 |
| Arganaz | 1979 | 582 |
| Rio-4 | 1967 | 569 |
| IMO 9042087 (this ship) | 1992 | 556 |
| Clinton | 1931 | 550 |
| Giuseppe Cucco | 1977 | 540 |
| Sagar Manthan |
Same yard, same years
No ship class is recorded for this vessel, so these are not asserted to be sister ships — they are contemporaries from the same builder, shown because that is what the data supports.
Same fleet
Provenance
Vessel recordWikidata, released under CC0, keyed on this ship’s IMO number.
Written summaryNo English Wikipedia article is linked to this vessel, so no summary is shown.
PhotographBy Thomas Dahlstrøm Nielsen, reused under CC BY-SA 4.0.
| 1997 |
| 534 |