BackForward Satellite: NOAA-20 

Satellite details
Acronym NOAA-20
Full name National Oceanic and Atmospheric Administration - 20
WIGOS Station Identifier ---
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 https://data.noaa.gov/onestop/collections?q=Noaa-20
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 824 km
ECT 13:25 asc

 

Space agency NOAA , NASA
Status Operational
Details on Status
(as available)
  • Secondary PM satellite from 20 March 2024.
  • More details on the instruments are here.
  • The measured spectral responses for NOAA-20 ATMS are here
  • Satellite and instrument status here
Launch 18 Nov 2017 EOL ≥2031
Last update: 2025-02-24
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
Satellite frequencies for Earth Observation, data transfer and platform communications and control
Frequencies for satellite management
Service Direction Frequency (MHz) Emission designator Bandwidth (kHz) Polarisation D/A Data rate (kbps) or Baseband (kHz) Comments
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
Earth observation MW frequencies
Service Sensing mode Frequency (GHz) Bandwidth (MHz) Polarisation Comments
ATMS passive 23.8 GHz 270 MHz QV Water vapour channel
ATMS passive 31.4 GHz 180 MHz QV Window channel
ATMS passive 50.3 GHz 180 MHz QH Window channel
ATMS passive 88.2 GHz 2000 MHz QV Window channel
ATMS passive 165.5 GHz 3000 MHz QH Weak water vapour channel
ATMS passive 175.31 GHz - 191.31 GHz - QH Water vapour band, 5 channels
ATMS passive 51.76 GHz 400 MHz QH Oxygen band for temperature sounding
ATMS passive 52.61 GHz - 57.61 GHz - QH Oxygen band for temperature sounding
ATMS passive 52.61 GHz - 57.61 GHz - QH Oxygen band for temperature sounding
Frequencies for scientific data acquisition and communication services at ground stations
Service Direction Frequency (MHz) Bandwidth (kHz) Polarisation D/A Data rate (kbps) or Baseband (kHz) Comments
SMD S-E 26703.4 MHz 300000 kHz RHCP D 300000  kbps Stored Mission Data
HRD S-E 7812 MHz 30000 kHz RHCP D 30000  kbps Real-time High Rate Data