CEOS EO HANDBOOK – MEASUREMENT INSTRUMENTS
Measurements > Atmosphere >
Trace gases (excluding ozone) >
ClO (column/profile)


Measurement Definition*: ClO = Chlorine monoxide = Hypochlorite. Requested from surface to TOA (layers: LT, HT, LS, HS&M) - Physical unit: [ ppm ] - Accuracy unit: [ % ].
InstrumentStatus/
Accuracy
Instrument DescriptionMeasurement TechnologyTimeline
MLS (EOS-Aura)
Microwave Limb Sounder (EOS-Aura)
Operational
Measures lower stratospheric temperature and concentration of H2O, O3, ClO, HCl, OH, HNO3, N2O and SO2.Limb-scanning MW spectrometer
SMR
Submillimetre Radiometer
Operational
Measures global distributions of ozone and species of importance for ozone chemistry ClO, HNO3, H2O, N2O, (HO2, H2O2). Measures temperature in the height range 15 - 100 km.Limb-scanning MW spectrometer
* Description adapted from WMO.