THE CEOS DATABASE : Missions, Instruments and Measurements
Full Name Atmospheric Infrared Ultraspectral Status Operational
Instrument Agencies CNSA Maturity Low Heritage
Instrument Type Atmospheric chemistry Geometry
Instrument Technology GNSS radio-occultation receiver Sampling
Data Access Data Format
Measurements and Applications Global monitoring of atmospheric greenhouse gasses including CO2, CH4, N2O, O3 via occultation.
Resolution Summary 30m x 30m
[Best Resolution: 30m]
Swath Summary FOV trace coverage:+-10degree, Spectrometer FOV: 1.25mrad.
Accuracy Summary Solar trace precision: 0.1mrad, Solar trace stability: 25µrad, Digitalizing bit: 18bits, Bit rate:8.9Mbps. Dynamic range : 800K~ 5800K. SNR >100:1 @ 5800K.
Waveband Summary 2.4 µm– 13.3 µm (SWIR - TIR). Spectrum range: 2.4-13.3µm, Spectral resolution: 0.03cm-1, Relative spectral stability: 4100cm-1, 0.003cm-1.
Instrument Measurements
Measurements Overview
OzoneO3 Mole Fraction
Trace gases (excluding ozone)CO2 Mole Fraction
NO2 Mole Fraction
Thematic Links Global Climate Observing System Essential Climate Variables (GCOS ECVs)
ECVDescriptionProduct(s)ECV Inventory 3.0 Record(s)
Carbon Dioxide, Methane and other Greenhouse gases click here click here search ECV Inventory records
Ozone click here click here search ECV Inventory records
Instrument Missions
GF-5 - Gaofen-5 (2018 - 2026)
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