Jakobshavn Glacier Ice Mélange Velocity Components and Speeds

From August 1 to August 9, 2012, this dataset provides two-dimensional velocity components and resolved speeds for the proglacial ice mélange at Jakobshavn Glacier, Greenland. The data were collected using terrestrial radar interferometry at a high temporal resolution of 3-minute intervals. It captures the dynamics of a tightly packed collection of icebergs and sea ice abutting the glacier terminus.

Use Cases

• Analyzing ice mélange flow patterns based on velocity components and resolved speeds.
• Studying the coupling between ice mélange dynamics and glacier calving events based on high-frequency time-series data.
• Modeling the mechanical buttressing effect of ice mélange on glacier termini based on spatial velocity fields.
• Calibrating satellite-derived ice velocity products with ground-based terrestrial radar interferometry measurements.

Strengths

• High temporal resolution with data collected at 3-minute intervals.
• Continuous coverage over a nine-day period from August 1 to 9, 2012.
• Cross-platform presence on multiple data portals indicates established provenance.

Limitations

• Column names and data structure are unknown, limiting detailed analysis.
• Metadata conflicts exist: the last updated date is reported as 2026-04-09 on one platform and 2012-08-09 on another.
• Dataset size and row counts are unspecified.

Provenance

Source

National Aeronautics and Space Administration

Collection Method

Terrestrial radar interferometry (TRI)

Time Range

2012-08-01 to 2012-08-09

Freshness

2026-04-09 21:18:41.833835

Geography

Jakobshavn Glacier, Greenland