BackForwardInstrument:  AMR-C 

Instrument details
Acronym AMR-C
Full name Advanced Microwave Radiometer - Climate Quality
Purpose Water vapour correction for the Sentinel-6 radar altimeter (SRAL)
Short description

3-frequencies:18.7, 23.8 and 34 GHz. An experimental high-frequency component, HRMR, for high resolution support to the SAR mode of SRAL has been added. See HRMR page for more details.

Monitoring and calibration informationĀ here
Background

Evolution of the AMR flown on JASON 2 and 3
Scanning Technique

Nadir-only viewing linked to Poseidon altimeter view.
Resolution 25 km
Coverage / Cycle Global coverage in 1 month for 30 km average spacing, or in 10 days for 100 km average spacing
Mass Power Data Rate

 

Providing Agency NOAA
Instrument Maturity Flown on operational programme
Utilization Period: 2021 to 2036
Last update: 2024-09-23
Detailed characteristics
Frequency (GHz) Bandwidth (MHz) Polarisation
18.7 200 Linear
23.8 400 Linear
34 700 Linear
Satellites this instrument is flying on

Note: a red tag indicates satellites no longer operational, a green tag indicates operational satellites, a blue tag indicates future satellites

Instrument classification
  • Earth observation instrument
  • Passive microwave radiometer
  • Cross-track, special or non-scanning microwave radiometer
WIGOS Subcomponents No WIGOS subcomponents have been defined.
Mission objectives
Primary mission objectives
  • Integrated Water Vapour (IWV)
Evaluation of Measurements

The following list indicates which measurements can typically be retrieved from this category of instrument. To see a full Gap Analysis by Variable, click on the respective variable.

Note: table can be sorted by clicking on the column headers
Note: * Primary mission objective.
VariableRelevance for measuring this variableOperational limitationsExplanation
Integrated Water Vapour (IWV)*4 - fairOver sea only.. Along-track only.MW channel(s) in the water vapour band around 23 GHz