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Satellite:
FY-4B
Satellite details
Acronym
FY-4B
Full name
Feng-Yun - 4B
Satellite Description
2nd flight unit of the FY-4 programme.
Mission: operational meteorology.
Substantial contribution to space weather.
Mass at launch
5700 kg
Dry mass
Power
3200 W
Data access link
no link provided
Data access information
Near-real time availability of full resolution data by HRIT and CMACast.
Availability of selected information by LRIT.
Meteorological warnings (WAIB) sharing the LRIT link.
Availability of DCP messages by land lines.
Orbit
Geostationary orbit
Altitude
35786 km
Longitude
123.5° E
Space agency
CMA
, NRSCC
Status
Commissioning
Details on Status (as
available)
Launch
02 Jun 2021
EOL
≥2028
Last update:
2022-02-28
Associated satellite programme and related satellites
Note: red tag: no longer operational , green tag: operational ,
blue tag : future
Satellite Payload
All known Instruments flying on
FY-4B
Acronym
Full name
DCS
Data Collection Service
GIIRS
Geostationary Interferometric Infrared Sounder
AGRI
Advanced Geostationary Radiation Imager
SEP/HEPS
Space Environment Package / High Energy Particles Sensor
SEP-fields
Space Environment Package - fields
GHI
Geostationary High-speed Imager
SEP/MEPS
Space Environment Package / Medium Energy Particles Sensor
SEP/LEPS
Space Environment Package / Low Energy Particles Sensor
FGM
Fluxgate Magnetometer
Show instrument status and calibration
Satellite Field of View
Estimate of the satellite's footprint, assuming a zenith angle of 75
° You can drag the image around and zoom using the
mousewheel
Satellite payload
All known instruments flying on
FY-4B
* The information in this field is estimated or assumed