GEMS Instrument

Measurements and Applications

Measurements of atmospheric chemistry, precursors of aerosols and ozone in particular, in high temporal and spatial resolution over Asia.

Instrument Summary

Full Name
Geostationary Environment Monitoring Spectrometer
Status
Operational
Instrument Agencies
KARI, NIER, BATC
Maturity
Instrument Type
Atmospheric chemistry
Geometry
Nadir-viewing
Instrument Technology
Medium-resolution spectro-radiometer
Sampling
Imaging
Data Access
Open Access
Data Format
NetCDF

Performance Summary

Resolution
7 x 8 km at Seoul
[Best Resolution: 3500m]
Swath
FOR (Field Of Regard) is 5000km x 5000km
[Max Swath: 5000 km]
Accuracy
Waveband
0.30 µm - 0.50µm
UV (~0.01 µm - ~0.40 µm)
VIS (~0.40 µm - ~0.75 µm)

Instrument Missions

GEO-KOMPSAT-2B - Geostationary Korea Multi-Purpose Satellite-2B (2020 - 2030)

Instrument Measurements