BackForward Satellite: NOAA-20 

Satellite details
Acronym NOAA-20
Full name National Oceanic and Atmospheric Administration - 20
Satellite Description
  • 1st flight unit of the JPSS programme, re-named NOAA-20 after the launch.
  • Main mission: operational meteorology.
  • Substantial contribution to atmospheric chemistry and climatology.
Mass at launch 2540 kg Dry mass
Power 1932 W
Data access link
Data access information

Real-time availability of ATMS, CERES, CrIS, OMPS-nadir and VIIRS by HRD Direct Broadcast in X-band.Data available from NOAA CLASS

Orbit Sunsynchronous orbit Altitude 834 km
ECT 13:25 asc


Space agency NOAANASA
Status Operational
Details on Status
(as available)
  • Primary PM satellite.
Launch 18 Nov 2017 EOL ≥2024
Last update: 2022-03-21
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 NOAA-20

Acronym Full name
ATMS Advanced Technology Microwave Sounder
CrIS Cross-track Infrared Sounder
OMPS-nadir Ozone Mapping and Profiler Suite
VIIRS Visible/Infrared Imager Radiometer Suite
CERES Clouds and the Earth’s Radiant Energy System
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
SMD S-E 26703.4 MHz 300MG7D 300000  kHz RHCP D 300000  kbps Stored Mission Data
HRD S-E 7812 MHz 30M0G7D 30000  kHz RHCP D 30000  kbps Real-time High Rate Data
TDRSS S-S 2067.27 MHz 6M04G1D 6040  kHz RHCP D 1  kbps Transmission to TDRSS
TDRSS S-S 2247.5 MHz 6M04G1D 6040  kHz RHCP D 16.384  kbps Return from TDRSS
Command E-S 2067.27 MHz 4K00G1D 4  kHz RHCP D 2  kbps Commands
Command E-S 2067.27 MHz 256KG1D 256  kHz RHCP D 128  kbps Commands (memory load)
TT & C S-E 2247.5 MHz 65K5G1D 3200  kHz RHCP D 32.768  kbps Telemetry and commands
TT & C S-E 2247.5 MHz 6M04G1D 6040  kHz RHCP D 32.768  kbps Telemetry and commands
GPS S-S 1227.6 MHz 24M0G1D 24000  kHz RHCP D 0.05  kbps GPS reception at JPSS
GPS S-S 1575.42 MHz 24M0G1D 24000  kHz RHCP D 0.05  kbps GPS reception at JPSS
ATMS passive 23800 MHz 270000  kHz QV A   Water vapour channel
ATMS passive 31400 MHz 180000  kHz QV A   Window channel
ATMS passive 50299 - 57660 MHz N/R  kHz QH A   Oxygen band, 13 channels
ATMS passive 89500 MHz 5000000  kHz QV A   Window channel
ATMS passive 165500 MHz 3000000  kHz QH A   Weak water vapour channel
ATMS passive 175310 - 191310 MHz N/R  kHz QH A   Water vapour band, 5 channels