BackForwardInstrument:  HRMR 

Instrument details
Acronym HRMR
Full name High Resolution Microwave Radiometer
Purpose Determine water vapour correction along altimeter path at high spatial resolution for SAR useful in coastal regions.
Short description Microwave radiometer with 3-frequencies: 90, 130 and 168 GHz which are used with AMR-C and AMR-CR radiometers on Sentinel-6 and CRISTAL respectively.
Background Development of the AMR flown on JASON-2/3
Scanning Technique Nadir only view linked to altimeter path.
Resolution 3-5 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 ESA
Instrument Maturity Flown on operational programme
Utilization Period: 2021 to 2036
Last update: 2022-08-31
Detailed characteristics
Frequency (GHz) Bandwidth (MHz) Polarisation
90 5000 Linear
130 5000 Linear
168 5000 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.