CEOS EO HANDBOOK – INSTRUMENT SUMMARY - SMILES -
Full Name Superconducting Submillimeter-Wave Limb-Emission Sounder Status No longer operational
Instrument Agencies JAXA, NICT Maturity
Instrument Type Atmospheric chemistry Geometry Limb-scanning
Instrument Technology Limb-scanning MW spectrometer Sampling Sounding
Data Access Constrained Access Data Format HDF5
Measurements and Applications High-sensitivity observation of stratospheric minor gases related to ozone depletion.
Resolution Summary
Swath Summary
Accuracy Summary O3: less than 5% (15 - 60 km), 1% (~30 km) HCl: less than 10% (15 - 50%) ClO: less than 30% (25 - 50 km)
Waveband Summary 624.32 - 625.52GHz, 625.12 - 626.32GHz, 649.12 - 650.32GHz
MW (~0.1 cm - ~100 cm)
Instrument Measurements
Measurements Overview
CategoryParameter
OzoneO3 Mole Fraction
Trace gases (excluding ozone)HNO3 (HT, LS, HS&M)
HCl (HT, LS, HS&M)
BrO (LS, HS&M)
ClO (HT, LS, HS&M)
Thematic Links Global Climate Observing System Essential Climate Variables (GCOS ECVs)
ECVDescriptionProduct(s)ECV Inventory 3.0 Record(s)
Ozone click here click here search ECV Inventory records
Instrument Missions
ISS/JEM - International Space Station/Japanese Experiment Mo (2009 - 2011)