WMO OSCAR | Satellite: FY-3J

Satellite: FY-3J

Satellite details

Acronym	FY-3J
Full name	Feng-Yun 3J
WIGOS Station Identifier	---
Satellite Description	10th 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	no link provided
Data access information	Real-time availability of HIRAS, ERM-2, GNOS, MERSI-2, MWHS-2, MWTS-2, OMS (limb+nadir), SES (IPM+SEM+WAI), SIM-2 and WindRAD by MTP. Real-time availability of a selection of data by AHRPT.
Orbit	Sunsynchronous orbit	Altitude	836 km
ECT	05:00 desc

Space agency	CMA , NRSCC
Status	Planned
Details on Status (as available)
Launch	≥2027	EOL	≥2035
Last update:	2024-06-03

Associated satellite programme and related satellites

Note: red tag: no longer operational , green tag: operational , blue tag : future

Feng-Yun - 3
- FY-3A (2008 - 2015)
- FY-3B (2010 - 2021)
- FY-3C (2013 - 2024)
- FY-3D (2017 - 2024)
- FY-3E (2021 - 2029)
- FY-3F (2023 - 2032)
- FY-3G (2023 - 2029)
- FY-3H (2025 - 2031)
- FY-3I (2026 - 2032)
- FY-3J (2027 - 2035)

Satellite Payload

All known Instruments flying on FY-3J

Acronym	Full name
MWHS-2	Micro-Wave Humidity Sounder -2
SIM-2	Solar Irradiance Monitor - 2
WindRAD	Wind Radar
SWS/SEM/HEPD	Space Weather Suite / Space Environment Monitor / High Energy Particle Detector
SWS/SEM/IMS	Space Weather Suite / Space Environment Monitor / Ionosphere Measurement Sensor
SWS/Tri-IPM	Space Weather Suite - Triple-angle Ionospheric PhotoMeter
MWTS-3	Micro-Wave Temperature Sounder - 3
HIRAS-2	Hyperspectral Infrared Atmospheric Sounder - 2
MERSI-LL	Medium Resolution Spectral Imager - Low-Light
SSIM	Solar Spectral Irradiance Monitor
SWS/SEM/FGM	Space Weather Suite / Space Environment Monitor / Flux Gate Magnetometer
GNOS-2	GNSS Radio Occultation Sounder - 2
XEUVI	Solar X-ray and Extreme Ultraviolet Imager

Satellite payload

All known instruments flying on FY-3J

Instrument	Full name	Start date	EOL date	Status
MWHS-2	Micro-Wave Humidity Sounder -2	Feb 2027 *	≥2035 *	N/A
SIM-2	Solar Irradiance Monitor - 2	Feb 2027 *	≥2035 *	N/A
WindRAD	Wind Radar	Feb 2027 *	≥2035 *	N/A
SWS/SEM/HEPD	Space Weather Suite / Space Environment Monitor / High Energy Particle Detector	Feb 2027 *	≥2035 *	N/A
SWS/SEM/IMS	Space Weather Suite / Space Environment Monitor / Ionosphere Measurement Sensor	Feb 2027 *	≥2035 *	N/A
SWS/Tri-IPM	Space Weather Suite - Triple-angle Ionospheric PhotoMeter	Feb 2027 *	≥2035 *	N/A
MWTS-3	Micro-Wave Temperature Sounder - 3	Feb 2027 *	≥2035 *	N/A
HIRAS-2	Hyperspectral Infrared Atmospheric Sounder - 2	Feb 2027 *	≥2035 *	N/A
MERSI-LL	Medium Resolution Spectral Imager - Low-Light	Feb 2027 *	≥2035 *	N/A
SSIM	Solar Spectral Irradiance Monitor	Feb 2027 *	≥2035 *	N/A
SWS/SEM/FGM	Space Weather Suite / Space Environment Monitor / Flux Gate Magnetometer	Feb 2027 *	≥2035 *	N/A
GNOS-2	GNSS Radio Occultation Sounder - 2	Feb 2027 *	≥2035 *	N/A
XEUVI	Solar X-ray and Extreme Ultraviolet Imager	TBD *	TBD *	N/A

* The information in this field is estimated or assumed

Satellite frequencies for Earth Observation, data transfer and platform communications and control

Earth observation MW frequencies

Service	Sensing mode	Frequency (GHz)	Bandwidth (MHz)	Polarisation	Comments
MWTS-3	passive	23.8 GHz	270 MHz	QH	Water vapour channel
MWTS-3	passive	31.4 GHz	180 MHz	QH	Window channel
MWTS-3	passive	50.3 GHz	180 MHz	QV	Window channel
MWHS-2	passive	89 GHz	1500 MHz	QH	Window channel
MWHS-2	passive	113 GHz - 124.75 GHz	0 MHz	QV	Oxygen band, 8 channels
MWHS-2	passive	166 GHz	1500 MHz	QH	Weak water vapour channel
MWHS-2	passive	175 GHz - 191.31 GHz	0 MHz	QV	Water vapour band, 5 channels
WindRad	active	5 GHz - 5.3 GHz	0 MHz	-	C-band scatterometer
WindRad	active	13 GHz - 13.265 GHz	0 MHz	-	Ku-band scatterometer
MWTS-3	passive	51.76 GHz	400 MHz	QV	Oxygen band for temperature sounding
MWTS-3	passive	53 GHz - 57.61 GHz	0 MHz	QV	Oxygen band for temperature sounding