Full Name VISSR Atmospheric Sounder Status No longer operational
Instrument Agencies NOAA Maturity
Instrument Type Atmospheric temperature and humidity sounders Geometry Earth disk scanning
Instrument Technology Narrow-band channel IR radiometer Sampling Sounding
Data Access Data Format
Measurements and Applications VISSR Atmospheric Sounder. Spin scan radiometer/atmospheric sounder. 8 detectors for 1 visible channel, 6 detectors for 3 IR channels.
Resolution Summary VIS channel: 0.9 km at s.s.p.; TIR channel: 6.9 km at s.s.p.; all other channels: either 6.9 or 13.8 km.
[Best Resolution: 900m]
Swath Summary Hemispheric view
Accuracy Summary
Waveband Summary Cloud imagery: VIS 0.55-0.75μm, IR 10.5-12.6 μm. Atmospheric sounding (12 channels centred on 3.94, 4.44, 4.51, 6.7, 7.2, 11.2, 12.7, 13.3, 14.0, 14.2, 14.5 and 14.7 μm).
VIS (~0.40 µm - ~0.75 µm)
MWIR (~3.0 µm - ~6.0 µm)
TIR (~6.0 µm - ~15.0 µm)
Instrument Measurements
Measurements Overview
Atmospheric Humidity FieldsAtmospheric specific humidity (LT, HT, TC)
Atmospheric Temperature FieldsAtmospheric temperature (LT, HT)
Atmospheric stability index
Cloud type, amount and cloud top temperatureCloud cover
Cloud top height
Liquid water and precipitation ratePrecipitation intensity at the surface (liquid or solid)
Surface temperature (ocean)Sea surface temperature
Thematic Links Global Climate Observing System Essential Climate Variables (GCOS ECVs)
ECVDescriptionProduct(s)ECV Inventory 3.0 Record(s)
Cloud Properties click here click here search ECV Inventory records
Precipitation click here click here NOAA Climate Data Record (CDR) of Precip...
Sea Surface Temperature click here click here search ECV Inventory records
Temperature (upper-air) click here click here search ECV Inventory records
Water Vapour (upper air) click here click here search ECV Inventory records
Instrument Missions
GOES-4 - Geostationary Operational Environmental Satellite - 4 (1980 - 1988)
GOES-5 - Geostationary Operational Environmental Satellite - 5 (1981 - 1990)
GOES-6 - Geostationary Operational Environmental Satellite - 6 (1983 - 1989)
GOES-7 - Geostationary Operational Environmental Satellite - 7 (1987 - 1996)