SEM (FY-3) Instrument

Identifiersem-fy-3NamesSpace Environment MonitorSEM (FY-3) About identifiers

Measurements and Applications

Energetic particle spectrometer: Spectrometer for electrons (0.25-2.0 MeV), protons (6.4-38 MeV) and alpha-particles (15-60 MeV). To measure ionospheric electron temperature and density, and platform charge and dose. Specially arranged Langmuir Probe for electron temperature (0-1 eV) and density in the 10- 10^6 e/cm3 range

Instrument Summary

Full Name
Space Environment Monitor
Status
Operational
Instrument Agencies
NSMC-CMA, CNSA
Maturity
Instrument Type
Space environment
Geometry
Instrument Technology
Space environment monitor
Sampling
Other
Data Access
Open Access
Data Format

Performance Summary

Resolution
16km
[Best Resolution: 16000m]
Swath
In-situ measurement
Accuracy
Particle detector:25% Potential:20% Radiation dose:10% Magnetic field detection:Ground 1 nT, in-orbit 3%.
Waveband
 

Instrument Missions

FY-3D - FY-3D Polar-orbiting Meteorological Satellite (2017 - 2027) fy-3d_sem-fy-3
FY-3E - FY-3E Polar-orbiting Meteorological Satellite (2021 - 2029) fy-3e_sem-fy-3
FY-3J - FY-3J Polar-orbiting Meteorological Satellite (2027 - 2035) fy-3j_sem-fy-3

Instrument Measurements