No JavaScript detected
Instrument details
Acronym
TMR
Full name
TOPEX Microwave Radiometer
Purpose
Water vapour correction for the TOPEX-Poseidon radar altimeters (ALT and SSALT)
Short description
3 frequencies, 18, 21 and 37 GHz
Background
New development
Scanning Technique
Nadir only
Resolution
35 km
Coverage / Cycle
Global, in 10 days for cells of 100 km side
Mass
50 kg
Power
25 W
Data Rate
Providing Agency
NASA
Instrument Maturity
Flown on an R&D satellite
Utilization Period:
1992 to 2005-10-09
Last update:
2012-09-16
Detailed characteristics
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
Tentative 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
Variable Relevance for measuring this variable Operational limitations Explanation
Integrated Water Vapour (IWV) 4 - fair Over sea only.. Along-track only. MW channel(s) in the water vapour band around 23 GHz
Instrument: TMR