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Data Set ID:

Nimbus Ice Edge Points from Nimbus Visible Imagery L2, CSV, Version 1

This data set (NmIcEdg2) estimates the location of the North and South Pole sea ice edges at various times during the mid to late 1960s, based on recovered Nimbus 1 (1964), Nimbus 2 (1966), and Nimbus 3 (1969) visible imagery. Data are provided as CSV files. Browse images are also available.

Geographic Coverage

Spatial Coverage:
  • N: 90, S: 50, E: 180, W: -180

  • N: -50, S: -90, E: 180, W: -180

Spatial Resolution:
  • 5 km x 5 km
Temporal Coverage:
  • 28 August 1964 to 22 September 1964
  • 15 May 1966 to 2 September 1966
  • 24 April 1969 to 16 January 1970
Temporal Resolution: 7 day to 8 day
  • Sea Ice > Ice Edges
Platform(s) NIMBUS-1, NIMBUS-2, NIMBUS-3
Sensor(s): CAMERAS
Data Format(s):
  • Comma-Separated Values (.csv)
Version: V1
Data Contributor(s): David Gallaher, G. Garrett Campbell

Data Citation

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.

Gallaher, D. and G. Campbell. 2014. Nimbus Ice Edge Points from Nimbus Visible Imagery L2, CSV, Version 1. [Indicate subset used]. Boulder, Colorado USA. NASA National Snow and Ice Data Center Distributed Active Archive Center. doi: [Date Accessed].
Questions? Please contact:

NSIDC User Services
Phone: 1 303 492-6199
Fax: 1 303 492-2468
Contact Address:
National Snow and Ice Data Center
University of Colorado
City: Boulder
Province or State: CO
Postal Code: 80309-0449
Country: USA