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Giant iceberg B31 points and tracks (Pine Island Glacier)

Description

The data set contains information on the position, and occasionally dimensions, of giant Antarctic iceberg B31 over the period from its calving in November 2013, until July 2015. This used a range of satellite sensors, both visible and microwave.

The columns are: year (A), date in Julian day of that year (B), area of B31, in km2 (C), major axis of B31, in km (D), minor axis of B31, in km (E), perimeter of B31, in km (F), latitude and longitude, in degrees from the Greenwich Meridian (G and H) and satellite source of data (I).

NERC grant reference(s): NE/L010054/1 and NE/M007820/1

References

1. Bigg,G; Wilton,D (2017); The record of track and size evolution of giant iceberg B31 from Pine Island Glacier, November 2013-July 2015 ; NERC - Polar Data Centre, Cambridge, UK. Available Here

2. B31 track data - BAS

Figures

Giant Iceberg B31

Figure 1: B31 Iceberg points and tracks from November 2013 to July 2015 as seen on iSTAR GIS British Antarctic Survey

Imagery

B31 iceberg

Landsat 8 OLI image of major iceberg crack (B31) forming on Pine Island Glacier acquired on 28th October 2013 NASA