SMMR and SSM/I-SSMIS

Passive microwave data from 1978 to present

Data Announcements

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Data Announcement

NSIDC DAAC Updates Near-Real-Time SSMIS Polar Stereographic Sea Ice Concentration Data Set

The NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC) has completed investigating calibration of data from the DMSP-F18 SSMIS sensor for the Near-Real-Time DMSP

Data Announcement

NSIDC DAAC Updates Near-Real-Time Polar Stereographic SSMIS Brightness Temperature Data Set

The NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC) has updated the Near-Real-Time DMSP SSMIS Daily Polar Gridded Brightness Temperatures data set so that it now

Data Announcement

NSIDC DAAC Updates Passive Microwave Sea Ice Concentration Data Set

The Sea Ice Concentrations from Nimbus-7 SMMR and DMSP SSM/I-SSMIS Passive Microwave Data data set available at the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC

Data Announcement

NSIDC Halts Production of the Near-Real-Time DMSP SSMIS Daily Polar Gridded Sea Ice Concentrations F17 Data

Due to the compromised data integrity with the DMSP F17 vertically polarized 37 GHz channel (37V) of the Special Sensor Microwave Imager and Sounder (SSMIS), which is a primary channel used for sea

Data Announcement

Compromised Data Integrity with the F17 Near-Real-Time DMSP SSMIS Daily Polar Gridded Brightness Temperatures Data Set

Due to the compromised data integrity with the Defense Meteorological Satellite Program (DMSP) F-17 vertically polarized 37 GHz channel (37V) of the Special Sensor Microwave Imager and Sounder (SSMIS)