Full Name SOLar STellar Irradiance Comparison Experiment Status No longer operational
Instrument Agencies NASA Maturity
Instrument Type Earth radiation budget radiometers Geometry
Instrument Technology Solar irradiance monitor Sampling Imaging
Data Access Open Access Data Format HDF
Measurements and Applications Measures solar UV spectral irradiance (115 - 310 nm) with resolution of 0.1 nm and with an absolute accuracy of 2% and relative stability of 0.3% per year. Compares solar UV output with UV radiation of stable bright blue stars.
Resolution Summary
Swath Summary
Accuracy Summary 2% (0.02)
Waveband Summary UV: 115 - 310 nm
UV (~0.01 µm - ~0.40 µm)
Instrument Measurements
Measurements Overview
Radiation budgetDownwelling (Incoming) solar radiation at TOA
Thematic Links Global Climate Observing System Essential Climate Variables (GCOS ECVs)
ECVDescriptionProduct(s)ECV Inventory 3.0 Record(s)
Earth Radiation Budget click here click here NOAA Climate Data Record (CDR) ofSolar s...
NOAA Climate Data Record (CDR) ofSolar s...
NOAA Climate Data Record (CDR) ofSolar s...
Instrument Missions
UARS - Upper Atmosphere Research Satellite (1991 - 2005)
SORCE - Solar Radiation and Climate Experiment (2003 - 2020)