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Instrument details
Acronym
MWR (SAC-D)
Full name
Micro-Wave Radiometer
Purpose
Precipitable water and precipitation rate over the ocean, wind speed, ice observation
Short description
2 frequencies, 3-channels: 23.8 GHz (500 MHz bandwidth, V polarisation) and 36.5 GHz (1 GHz bandwidth, V and H polarisations)
Background
New development
Scanning Technique
Nadir-pointing, 8 parallel beams for a total swath of 380 km
Resolution
50 km
Coverage / Cycle
Global coverage in 1 week
Mass
90 kg
Power
97 W
Data Rate
19.2 kbps
Providing Agency
CONAE
Instrument Maturity
Backed by strong heritage
Utilization Period:
2011-08-25 to 2015-06-07
Last update:
2016-11-01
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: MWR (SAC-D)