BackForward Satellite: HY-2B 

Satellite details
Acronym HY-2B
Full name Hai Yang 2B
WIGOS Station Identifier ---
Satellite Description
  • 2nd flight unit of the HY-2 programme.
  • Main mission: ocean observation.
Mass at launch 1500 kg Dry mass
Data access link no link provided
Data access information
  • Data distributed by NSOAS.
Orbit Sunsynchronous orbit Altitude 973 km
ECT 06:00 desc


Space agency NSOASCAST
Status Operational
Details on Status
(as available)
Launch 25 Oct 2018 EOL ≥2024
Last update: 2024-05-02
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 HY-2B

Acronym Full name
LRA Laser Retroreflector Array
MWRI Microwave Radiometer Imager
HSCAT HY Scatterometer
CMR Calibration Microwave Radiometer
ALT Radar Altimeter
Show instrument status and calibration
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
MWI passive 6.6 GHz 350 MHz H&V Window channel
MWI passive 10.7 GHz 250 MHz H&V Window channel
MWI passive 18.7 GHz 250 MHz H&V Window channel
MWI passive 23.8 GHz 400 MHz V Water vapour channel
MWI passive 37 GHz 1000 MHz H&V Window channel
ALT active 5 GHz - 5.25 GHz 0 MHz - C-band radar altimeter
ALT active 14 GHz - 13.58 GHz 0 MHz - Ku-band radar altimeter
SCAT active 13 GHz - 13.256 GHz 0 MHz - Ku-band scatterometer