BackForward Satellite: GPM Core Observatory 

Satellite details
Acronym GPM Core Observatory
Full name Global Precipitation Measurement - Core Observatory
WIGOS Station Identifier ---
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 http://pmm.nasa.gov/data-access
Data access information
  • Off-line data distributed by the NASA/GSFC Precipitation Processing System (PPS).
Orbit Drifting orbit Altitude 442 km
Inclination 65 °

 

Space agency NASA , JAXA
Status Operational
Details on Status
(as available)
  • The measured spectral responses for the GPM GMI are here
  • On 7/8 November 2023 the orbital height was raised by 35 km to 442 km to increase lifetime to 2030's. A gap in the products will be evident around this time.
Launch 27 Feb 2014 EOL ≥2030
Last update: 2025-06-30
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
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
GMI passive 10.65 GHz 100 MHz H&V Window channel
GMI passive 18.7 GHz 200 MHz H&V Window channel
GMI passive 23.8 GHz 400 MHz V Water vapour channel
GMI passive 36.5 GHz 1000 MHz H&V Window channel
GMI passive 89 GHz 6000 MHz H&V Window channel
GMI passive 166 GHz 4000 MHz H&V Weak water vapour channel
GMI passive 175.31 GHz - 191.31 GHz - V Water vapour band, 2 channels +/- 3GHz, +/-7GHz, 2 GHz band width
DPR active 13.597 GHz 3.36 MHz - Ku-band precipitation radar
DPR active 13.603 GHz 3.36 MHz - Ku-band precipitation radar
DPR active 35.547 GHz 3.36 MHz - Ka-band precipitation radar
DPR active 35.553 GHz 3.36 MHz - Ka-band precipitation radar