SOPRANO Instrument

Measurements and Applications

Temperature profiles and trace gases in the upper troposphere to mesosphere including ClO, O3, HCl, NO, BrO as first priority, and HOCl, CH3Cl, H2O, N2O, HO2, HNO3 as second priority.

Instrument Summary

Full Name
Sub-millimetre Observation of Processes in the Absorption Noteworthy for Ozone
Status
No longer considered
Instrument Agencies
ESA
Maturity
Instrument Type
Atmospheric chemistry
Geometry
Instrument Technology
Limb-scanning MW spectrometer
Sampling
Imaging
Data Access
Data Format

Performance Summary

Resolution
Vertical: 2 km at lowest level, Limb viewing instrument
Swath
10 - 50 km tangent height range
Accuracy
Band a: 2.5 K, Bands b and c: 12 K, Band d: 8 K at 3 MHz resolution, 0.3 secs integration time
Waveband
Sub-millimetre a) 499.4 - 505 GHz, b) 624.5 - 626.6 GHz and 628.2 - 628.7 GHz, c) 730.5 - 732 GHz, d) 851.3 - 852.8 GHz
MW (~0.1 cm - ~100 cm)

Instrument Missions

Instrument Measurements

CategoryParameter
Atmospheric Humidity FieldsAtmospheric specific humidity (LS, HS&M)
Atmospheric Temperature FieldsAtmospheric temperature (LS, HS&M)
OzoneO3 Mole Fraction
Trace gases (excluding ozone)NO (LS, HS&M)
N2O (LS, HS&M)
HCl (LS, HS&M)
BrO (LS)
ClO (LS)
ClONO2 (LS)
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