PenguinTracker / Icebergs / B51
Iceberg B51
Tabular iceberg · last fix 08/13/2026
Iceberg B51 covers 79 km² and was last fixed at 74°14'S 131°43'W on 08/13/2026. That makes it the 25th largest of the 33 icebergs the US National Ice Center currently tracks, carrying 0.6% of all tracked berg area.
Area79 km²
Rank by area25th of 33 tracked
Share of tracked ice0.6%
Last fix08/13/2026
Position74°14'S 131°43'W
Decimal-74.230, -131.710
Distance to pole1,754 km
Treaty areainside 60°S
How it got its name
The letter records the quadrant the berg was first sighted in — B is 90°W–180°, the Amundsen and eastern Ross seas — and the number is issued in sequence. A trailing letter marks a fragment that broke off a parent berg, so this one has not been logged as a fragment.
Nearest tracked bergs
Nearest stations
B51 at its last fix. Rings are 60°, 70° and 80°S.
Within 986 km. Blue dots are other tracked bergs, orange are stations.
Positions are refixed weekly. Drift tracks appear here once the archive has more than one week of fixes for this berg.