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Instrument: MWTS-2
Instrument details
Acronym
MWTS-2
Full name
Micro-Wave Temperature Sounder - 2
Purpose
Temperature sounding in nearly-all-weather conditions
Short description
13 frequencies, 13 channels [see detailed characteristics below]
Background
Evolution of MWTS-1 flown on FY 3A and 3B
Scanning Technique
Cross-track: 30 steps of 32 km s.s.p., swath 2250 km
Resolution
32 km at s.s.p.
Coverage / Cycle
Near-global coverage twice/day
Mass
Power
Data Rate
Providing Agency
CMA
Instrument Maturity
Backed by strong heritage
Utilization Period:
2014 to 2015-05-31
Last update:
2021-11-03
Detailed characteristics
Central frequency (GHz)
Bandwidth (MHz)
Polarisation
NEΔT
50.30
180
V or H
1.2 K
51.76
400
V or H
0.75 K
52.8
400
V or H
0.75 K
53.596
400
V or H
0.75 K
54.40
400
V or H
0.75 K
54.94
400
V or H
0.75 K
55.50
330
V or H
0.75 K
57.290
330
V or H
0.75 K
57.290 ± 0.217
78
V or H
1.2 K
57.290 ± 0.322 ± 0.048
36
V or H
1.2 K
57.290 ± 0.322 ± 0.022
16
V or H
1.7 K
57.290 ± 0.322 ± 0.010
8
V or H
2.4 K
57.290 ± 0.322 ± 0.0045
3
V or H
3.6 K
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
Subcomponent 1 MW sounder [in SSO] MW cross-track upper stratospheric and mesospheric sounder
Mission objectives
Primary mission objectives
Secondary mission objectives Freezing level height in clouds Melting layer depth in clouds Precipitation intensity at surface (liquid or solid)
Opportunity objectives Downward long-wave irradiance at Earth surface Upward long-wave irradiance at Earth surface Show all Show fewer
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