THE CEOS DATABASE : Missions, Instruments and Measurements
Full Name Global Ozone Monitoring by Occultation of Stars Status No longer operational
Instrument Agencies ESA Maturity
Instrument Type Atmospheric chemistry Geometry Occultation
Instrument Technology Limb-scanning SW spectrometer Sampling Imaging
Data Access Open Access Data Format
Measurements and Applications Stratospheric profiles of temperature and of ozone, NO2, H20, aerosols and other trace species.
Resolution Summary 1.7 km vertical
Swath Summary Not applicable
Accuracy Summary
Waveband Summary Spectrometers: UV - VIS: 248 - 371 nm and 387 - 693 nm, NIR: 750 - 776 nm and 915 - 956 nm, Photometers: 644 - 705 nm and 466 - 528 nm
UV (~0.01 µm - ~0.40 µm)
VIS (~0.40 µm - ~0.75 µm)
NIR (~0.75 µm - ~1.3 µm)
Instrument Measurements
Measurements Overview
AerosolsAerosol Extinction / Backscatter (column/profile)
Atmospheric Humidity FieldsAtmospheric specific humidity (LS, HS&M)
Atmospheric Temperature FieldsAtmospheric temperature (LT)
OzoneO3 Mole Fraction
Trace gases (excluding ozone)NO2 Mole Fraction
Thematic Links Global Climate Observing System Essential Climate Variables (GCOS ECVs)
ECVDescriptionProduct(s)ECV Inventory 3.0 Record(s)
Aerosols properties click here click here GOMOS AERGOM extinction profile record
GOMOS AERGOM extinction profile record
Ozone 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
Envisat - Environmental Satellite (2002 - 2012)
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