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Data Set ID:
ATL20

ATLAS/ICESat-2 L3B Daily and Monthly Gridded Sea Ice Freeboard, Version 2

This data set (ATL20) contains daily and monthly gridded estimates of sea ice freeboard, derived from along-track freeboard estimates in the ATLAS/ICESat-2 L3A Sea Ice Freeboard product (ATL10). Data are gridded at 25 km using the SSM/I Polar Stereographic Projection.

This is the most recent version of these data.

Version Summary:

Changes for this version include:

  • Changed input data from ATL10 Version 3 to ATL10 Version 4.

COMPREHENSIVE Level of Service

Data: Data integrity and usability verified; data customization services available for select data

Documentation: Key metadata and comprehensive user guide available

User Support: Assistance with data access and usage; guidance on use of data in tools and data customization services

See All Level of Service Details

Parameter(s):
  • SEA ICE > FREEBOARD
Data Format(s):
  • HDF5
Spatial Coverage:
N: 90, 
S: -90, 
E: 180, 
W: -180
Platform(s):ICESat-2
Spatial Resolution:
  • 25 km x 25 km
Sensor(s):ATLAS
Temporal Coverage:
  • 1 November 2018
Version(s):V2
Temporal Resolution1 month, 1 dayMetadata XML:View Metadata Record
Data Contributor(s):Alek Petty, Ron Kwok, Marco Bagnardi, Alvaro Ivanoff, Nathan Kurtz, Jeff Lee, Jesse Wimert, David Hancock

Geographic Coverage

Other Access Options

Other Access Options

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As a condition of using these data, you must cite the use of this data set using the following citation. For more information, see our Use and Copyright Web page.

Petty, A. A., R. Kwok, M. Bagnardi, A. Ivanoff, N. Kurtz, J. Lee, J. Wimert, and D. Hancock. 2021. ATLAS/ICESat-2 L3B Daily and Monthly Gridded Sea Ice Freeboard, Version 2. [Indicate subset used]. Boulder, Colorado USA. NASA National Snow and Ice Data Center Distributed Active Archive Center. doi: https://doi.org/10.5067/ATLAS/ATL20.002. [Date Accessed].

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FAQ

What subsetting and reformatting services are available for ICESat-2 data?
The following table describes the subsetting and reformatting services that are currently available for ICESat-2 data via the NASA Earthdata Search tool, along with ... read more