BackForward Satellite: GPM Core Observatory 

Satellite details
Acronym GPM Core Observatory
Full name Global Precipitation Measurement - Core Observatory
Satellite Description
  • Main element of the GPM programme.
  • Main mission: precipitation profile.
Mass at launch 3850 kg Dry mass
Power 1950 W
Data access link
Data access information
  • Off-line data distributed by the NASA/GSFC Precipitation Processing System (PPS).
Orbit Drifting orbit Altitude 407 km
Inclination 65 °


Space agency NASAJAXA
Status Operational
Details on Status
(as available)
Launch 27 Feb 2014 EOL ≥2026
Last update: 2021-06-14
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 GPM Core Observatory

Acronym Full name
DPR Dual-frequency Precipitation Radar
GMI GPM Microwave Imager
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
GMI passive 10650 MHz 100000  kHz H&V A   Window channel
GMI passive 18700 MHz 200000  kHz H&V A   Window channel
GMI passive 23800 MHz 400000  kHz V A   Water vapour channel
GMI passive 36500 MHz 1000000  kHz H&V A   Window channel
GMI passive 89000 MHz 6000000  kHz H&V A   Window channel
GMI passive 166000 MHz 4000000  kHz H&V A   Weak water vapour channel
GMI passive 175310 - 191310 MHz N/R  kHz V A   Water vapour band, 2 channels
DPR active 13600 - 13600 MHz N/R  kHz - A   Ku-band precipitation radar
DPR active 35550 - 35550 MHz N/R  kHz - A   Ka-band precipitation radar