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Sea Ice Pressure Ridge Sail Height, Arctic, 2010-2018 (NCEI Accession 0202018)

Published by NOAA National Centers for Environmental Information | National Oceanic and Atmospheric Administration, Department of Commerce | Metadata Last Checked: January 26, 2026 | Last Modified: 2019-09-18T00:00:00.000+00:00
The Sail height data is derived from high-resolution Digital Mapping System imagery acquired in the late winter months of March, April, and May during NASA's annual Operation IceBridge airborne campaigns in the Arctic. Pressure-ridge sail-height is defined as the height of the ridge sail above the sea ice surface. Statistics describing pressure ridge sails are extracted per image. Arithmetic averages are computed for 25 km along-track segments for each aircraft flight line, in the absence of clouds, polar darkness and sea ice leads.

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