Photo: US Navy · Public domain
LEROY GRUMMAN
207 metres of tanker · 37 years on the water
1st of 6 · 08:19 · 14 May 2026+ Follow this boatSign in to follow her and keep her in your corner.Personal best08:03Archive timing · 3.7 km course time
Typical course time09:04Median of 9 archive runs
Daily race record4–5Wins – losses · 9 starts
Stare-down record1–6Wins – losses · all opponents
Everything on file.
- Official name
- LEROY GRUMMAN
- MMSI
- 367866000
- IMO
- 8511500
- Call sign
- NNLG
- Flag
- US
- Type
- tanker (from its documentation class)
- Class
- Tankers
- Built
- 1989 · 37 years old
- Length
- 207 m
- Beam
- 30 m
- AIS ship type
- 0
Particulars come from her AIS broadcast and the sourced facts ledger. A type decided from her name or her operator is a guess and is labelled as one.
Two measurements, kept apart.
- Window best
- none
- Archive best
- 08:03 · Archive timing, 2021 to 2026
- Best race score, window
- none
- Best race score, archive
- none
The window receiver times a gate to about a second; the national archive carries one fix a minute, interpolated to about two. Her two bests are two different measurements and are never ranked against each other.
What she holds.
None.
How fast she’s gone.
- Observed top speed
- 15.1 kn · 1 May 2026 · off Charleston, SC · national archive 2021-25
From our own position archives, with reasonableness checks: a plausible top speed over a corroborated window, a direct leg between two named places. A bound carries no second fix to confirm it and is labelled as one.