BackForward Satellite: FY-3D 

Satellite details
Acronym FY-3D
Full name Feng-Yun 3D
Satellite Description
  • 4th flight unit of the FY-3 series.
  • Main mission: operational meteorology.
  • Substantial contribution to ocean and ice monitoring, climate monitoring, atmospheric chemistry and space weather.
Mass at launch 2300 kg Dry mass 2250 kg
Power 2500 W
Data access link
Data access information
  • Real-time availability of HIRAS, GAS, GNOS, MERSI-2, MWHS-2, MWRI, MWTS-2 and SES (IPM+SEM+WAI) by MTP.
  • Global data available via CMA portal
  • Real-time availability of a selection of data by AHRPT.
Orbit Sunsynchronous orbit Altitude 836 km
ECT 13:29 asc


Space agency CMANRSCC
Status Operational
Details on Status
(as available)
Launch 14 Nov 2017 EOL ≥2022
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-3D

Acronym Full name
HIRAS Hyperspectral Infrared Atmospheric Sounder
GAS Greenhouse-gases Absorption Spectrometer
GNOS GNSS Radio Occultation Sounder
MERSI-2 Medium Resolution Spectral Imager -2
MWHS-2 Micro-Wave Humidity Sounder -2
MWRI Micro-Wave Radiation Imager
MWTS-2 Micro-Wave Temperature Sounder - 2
SWS/IPM Space Weather Suite / Ionospheric PhotoMeter
SWS/WAI Space Weather Suite / Wide-field Auroral Imager
SWS/SEM/IMS Space Weather Suite / Space Environment Monitor / Ionosphere Measurement Sensor
SEM/HEPD Space Environment Monitor - High Energy Particle Detector
Show instrument status and calibration
Telecommunication frequency or microwave sensing channel information Show expert details
Service Dir or Mode Frequency Emission designator Bandwidth Polarisation D/A Data rate or Baseband Comments
AHRPT S-E 7820 MHz 100000  kHz RHCP D 60000  kbps Full-resolution data
MWRI passive 10650 MHz 180000  kHz H&V A   Window channel
MWRI passive 18700 MHz 200000  kHz H&V A   Window channel
MWRI passive 23800 MHz 400000  kHz H&V A   Water vapour channel
MWRI passive 36500 MHz 400000  kHz H&V A   Window channel
MWRI passive 89000 MHz 3000000  kHz H&V A   Window channel
MWTS-2 passive 534702.5 - 541947.5 MHz N/R  kHz H or V A   Oxygen band, 13 channels
MWHS-2 passive 89000 MHz 1500000  kHz V A   Window channel
MWHS-2 passive 112750 - 124750 MHz N/R  kHz H A   Oxygen band, 8 channels
MWHS-2 passive 150000 MHz 1500000  kHz V A   Weak water vapour channel
MWHS-2 passive 175310 - 191310 MHz N/R  kHz H A   Water vapour band, 5 channels