MERSI Instrument

Measurements and Applications

Measurement of vegetation indexes and ocean colour.

Instrument Summary

Full Name
Medium Resolution Spectral Imager
Status
Operational
Instrument Agencies
NRSCC, CAST, NSMC-CMA, CNSA
Maturity
Instrument Type
Imaging multi-spectral radiometers (vis/IR)
Geometry
Cross-track scanning
Instrument Technology
Multi-purpose imaging Vis/IR radiometer
Sampling
Imaging
Data Access
Open Access
Data Format
L-1 data: HDF 5.0

Performance Summary

Resolution
250 m for broadband channels, 1 km for narrowband channels
[Best Resolution: 250m]
Swath
2800 km
[Max Swath: 2800 km]
Accuracy
0.25 - 1.0 km
Waveband
25 channels from 0.47 - 12.0 µm
VIS (~0.40 µm - ~0.75 µm)
NIR (~0.75 µm - ~1.3 µm)

Instrument Missions

FY-3A - FY-3A Polar-orbiting Meteorological Satellite (2008 - 2018)
FY-3B - FY-3B Polar-orbiting Meteorological Satellite (2010 - 2020)
FY-3C - FY-3C Polar-orbiting Meteorological Satellite (2013 - 2025)

Instrument Measurements