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Open data · every figure carries its source

Largest in this registry
#7,473
of 84,014 with a recorded tonnage
Largest unclassified
#4,071
of 49,696 of this type with a recorded tonnage
Largest in its fleet
#18
of 177 in this fleet with a recorded tonnage
In brief
USNS Yano (T-AKR-297) was originally constructed as the container ship Leise Maersk in 1980. In 1987, the ship was lengthened and again in the 1990s before it was purchased by the United States Navy. When the transfer was complete, the ship underwent a conversion to a large, medium-speed, roll-on/roll-off ship at NASSCO.
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 62,756 gross tons, USNS Yano is the 7,473rd 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 10 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 4,071st by tonnage — larger than 92% 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.
United States is the country of registry for 2,278 vessels in this directory, of which USNS Yano is the 44th largest by tonnage. The most common class under that flag is vessels this registry holds no type classification for (977 ships), and the median vessel measures 1,706 GT. Browse every ship flagged United States.
Narrowing to both dimensions at once, this registry holds 977 vessels this registry holds no type classification for flying the United States flag, of which 15 are larger by tonnage.
USNS Yano was built in 1980, making it 46 years old. It is one of 1,736 hulls in this registry delivered that year, a cohort whose median tonnage is 2,301 GT; within it this ship is the 15th largest. Across the whole of the 1980s the registry holds 13,213 vessels, median 3,004 GT. The median build year across the entire registry is 1995.
The registry attributes 190 vessels to Odense Steel Shipyard, with a median tonnage of 52,186 GT, delivered between 1924 and 2012. See the rest of that yard’s output.
At 276.0 m overall, USNS Yano is 161.0 m longer than the 115.0 m median for vessels this registry holds no type classification for on record, with a beam of 106.0 m and a draft of 34.0 m.
IMO numbers are issued in broadly chronological blocks. Within 500 either side of 7825409 this registry holds 50 other vessels, whose median build year is 1979 and which range from 1978 to 1996. That places this hull’s registration in the same part of the series, consistent with its recorded build year of 1980.
Its IMO number, 7825409, carries its own check digit. The first six digits are weighted seven down to two and summed — 7×7 + 8×6 + 2×5 + 5×4 + 4×3 + 0×2 = 139 — and the last digit of that total, 9, must equal the seventh digit, 9. It does, so this number is well formed.
Nearest by tonnage among vessels this registry holds no type classification for
| Ship | Built | Gross tonnage |
|---|---|---|
| Spirit 2 | 2008 | 62,775 |
| Celsius Everett | 2008 | 62,775 |
| Cape | 1973 | 62,770 |
| USNS Yano (this ship) | 1980 | 62,756 |
| Sao Luiz | 2013 | 62,753 |
| Rio Grande | 2012 | 62,753 |
| Sao Sebastiao |
Record
Events recorded against this vessel in the source, with the dates the source gives. An event with no date is listed last rather than assigned one.
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.

USNS GySgt. Fred W. Stockham
1981 · 61,256 GT · United States
MSC Kyoto
1981 · 43,325 GT · Greece
MV PFC James Anderson Jr.
1979 · 36,815 GT

MV Cpl. Louis J. Hauge Jr.
1979 · 36,815 GT · United States
MV 1st Lt. Alex Bonnyman
1980 · 36,815 GT
«Elisabeth Mærsk»
1980 · 22,626 GT
Somerset
1981 · 14,102 GT · United Kingdom
Mærsk Ruler
1980 · 1,894 GT · Italy
Same fleet
Provenance
| 2012 |
| 62,753 |