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 StatesVessel: Nathaniel B. PalmerDates in ice: 31 Dec 1998 - 30 Jan 1999Observers: Martin Jeffries, othersSummary of voyage track:31/12 - 11/1 N-S transect along 165W between 65-75S13-22/1 S-N transect along 150W between 74-65S24-30/1 N-S transect along 135W between 69-74SNote: No observations along E-W legs between N-S legsThe fields in this dataset are:SEA ICE CONCENTRATIONSEA ICE FLOE SIZESEA ICE SNOW COVERSEA ICE THICKNESSSEA ICE TOPOGRAPHYSEA ICE TYPERECORDDATETIMELATITUDELONGITUDEOPEN WATERTRACKSNOW THICKNESSSNOW TYPESEA TEMPERATUREAIR TEMPERATUREWIND VELOCITYWIND DIRECTIONFILM COUNTERFRAME COUNTER FOR FILMVIDEO RECORDER COUNTERVISIBILITY CODECLOUDWEATHER CODECOMMENTS