Daily Trajectory Summary


Data LevelLevel-2 Post-Processed (L2P)
Data PeriodDaily (between 00:00:00 and 23:59:59.999 UTC)
AvailabilityCryoSat: version 2.0+
Data Format

netCDF v4

(Climate and forecast  conventions)

Filenaming
l2p-awi-seaice-{mission_id}-{timeliness}-{hemisphere}-{yyyy}{mm}{dd}-{version}.nc


Summary

Collection of daily along-track geophysical parameters and their uncertainties at full resolution of the altimeter.  

Product only includes data points with valid freeboard measurements.

ParametersAll fields are per single altimeter data point.
  • time
  • longitude
  • latitude
  • radar mode
  • radar freeboard + uncertainty
  • freeboard + uncertainty
  • snow depth + uncertainty
  • snow density + uncertainty
  • sea ice type + uncertainty
  • sea ice thickness + uncertainty

Daily L2P product example


Weekly Gridded


Data LevelLevel-3 Colocated (L3C)
Data PeriodWeekly (between Monday 00:00:00 and Sunday 23:59:59.999 UTC)
AvailabilityCryoSat: version 2.0+
Data Format

netCDF v4

(Climate and forecast  conventions)

SummaryWeekly gridded geophysical parameters, their uncertainties, retrieval area statistics and flags
Grid

EASE-2 North (Lambert Azimuthal Equal Area)

Projection:

+proj=laea +lon_0=0 +datum=WGS84 +ellps=WGS84 +lat_0=90.0

Resolution: 25 km (Arctic)

ParametersAll fields are per single altimeter data point.
  • time
  • longitude
  • latitude
  • radar mode
  • radar freeboard + uncertainty
  • freeboard + uncertainty
  • snow depth + uncertainty
  • snow density + uncertainty
  • sea ice type + uncertainty
  • sea ice thickness + uncertainty

Monthly Gridded