Sea Ice Observations from the Nathaniel B Palmer 99-1
These data describe pack ice characteristics in the Antarctic sea ice zone. These data are in the ASPeCt format.
National program: United States Vessel: Nathaniel B. Palmer Dates in ice: 31 Dec 1998 - 30 Jan 1999 Observers: Martin Jeffries, others
Summary of voyage track: 31/12 - 11/1 N-S transect along 165W between 65-75S 13-22/1 S-N transect along 150W between 74-65S 24-30/1 N-S transect along 135W between 69-74S Note: No observations along E-W legs between N-S legs
The fields in this dataset are: SEA ICE CONCENTRATION SEA ICE FLOE SIZE SEA ICE SNOW COVER SEA ICE THICKNESS SEA ICE TOPOGRAPHY SEA ICE TYPE RECORD DATE TIME LATITUDE LONGITUDE OPEN WATER TRACK SNOW THICKNESS SNOW TYPE SEA TEMPERATURE AIR TEMPERATURE WIND VELOCITY WIND DIRECTION FILM COUNTER FRAME COUNTER FOR FILM VIDEO RECORDER COUNTER VISIBILITY CODE CLOUD WEATHER CODE COMMENTS
Data and resources
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Download point for sea ice softwareHTML Open
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Download point for the data - log files, postscript files, excel files.HTML Open
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ASPECT websiteHTML Open
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Download the ASPECT Report - A Technique for Making Ship-Based Observations of Antarctic Sea Ice Thickness and CharacteristicsHTML Open
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Readme file containing instructions on how to use the log files and software.HTML Open
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Citation reference for this metadata record and datasetHTML Open
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PNG Open
Additional information
| Temporal extent | 1998-12-31 – 1999-01-30 |
|---|---|
| Date (publication) | 2001-09-11 |
| Status | completed |
| Update frequency | asNeeded |
| Metadata language | en |
| License | This metadata record is publicly available. |
| Source metadata | ISO 19115 XML |
| Last updated | 2026-11-05 |
| Created | 2026-11-05 |
| API | package_show |