BackForwardInstrument:  MSU-V 

Instrument details
Acronym MSU-V
Full name Multispectral VIS/IR radiometer
Purpose Land and vegetation observation
Short description 8-channel VIS/IR radiometer, 7 in VIS/NIR/SWIR, one in TIR [see detailed characteristics below]
Background New development
Scanning Technique Pushbroom, swath 195 km
Resolution 50 m to 300 m, depending on channel
Coverage / Cycle Global in 15 days
Mass Power Data Rate

 

Providing Agency Roscosmos
Instrument Maturity Flown on operational programme
Utilization Period: 1999 to 2000-09-15
Last update: 2017-03-28
Detailed characteristics

Central wavelength

Spectral interval

SNR or NEΔT @ specified input

IFOV at s.s.p.

0.47 μm

0.42-0.52 μm

.… @ …. % albedo

50 m

0.57 μm

0.54-0.61 μm

.… @ …. % albedo

50 m

0.68 μm

0.63-0.73 μm

.… @ …. % albedo

50 m

0.85 μm

0.78-0.92 μm

.… @ …. % albedo

50 m

0.95 μm

0.91-1.00 μm

.… @ …. % albedo

50 m

1.54 μm

1.47-1.62 μm

.… @ …. % albedo

100 m

2.22 μm

2.06-2.38 μm

.… @ …. % albedo

300 m

11.3 μm

10.6-12.0 μm

.... K @ 300 K

250 m

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 optical radiometer or spectrometer
  • High resolution optical imager
Mission objectives
Primary mission objectives
  • Biomass
  • Fraction of Absorbed PAR (FAPAR)
  • Fraction of vegetated land
  • Land cover
  • Leaf Area Index (LAI)
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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
VariableRelevance for measuring this variableOperational limitationsExplanation
Normalised Difference Vegetation Index (NDVI)2 - very highCloud sensitive.. Infrequent coverage.VIS and NIR channels
Sea surface temperature5 - marginalCloud sensitive.. Infrequent coverage.TIR window channel(s)
Sea-ice cover2 - very highCloud sensitive.VIS, NIR (for contour enhancement), SWIR (for discrimination from clouds) and TIR channels
Aerosol volcanic ash5 - marginalCloud sensitive.. Infrequent coverage.. Daylight only.VIS, NIR and SWIR channels
Aerosol volcanic ash Total Column5 - marginalCloud sensitive.. Infrequent coverage.. Daylight only.VIS, NIR and SWIR channels
Cloud cover2 - very highInfrequent coverage.Channels in VIS, NIR, SWIR and the TIR window around 11 micrometers
Cloud top temperature5 - marginalInfrequent coverage.TIR window channel(s) around 11 micrometers
Cloud optical depth3 - highLow-density cloud only.. Infrequent coverage.. Daylight only.VIS, NIR and SWIR channels
Upward short-wave irradiance at TOA5 - marginalSpectral interpolation needed.. Information on BRDF needed.. Infrequent coverage.VIS, NIR and SWIR channels
Short-wave cloud reflectance4 - fairInfrequent coverage.VIS, NIR and SWIR channels. Unsuitable dynamic range (saturation)
Earth surface albedo5 - marginalCloud sensitive.. Infrequent coverage.VIS channels
Photosynthetically Active Radiation (PAR)4 - fairCloud sensitive.. Infrequent coverage.VIS channels, range undersampled
Fraction of Absorbed PAR (FAPAR)4 - fairCloud sensitive.. Infrequent coverage.VIS channels including Red at 700 nm
Leaf Area Index (LAI)2 - very highCloud sensitive.. Daylight only.. Infrequent coverage.VIS, NIR and SWIR channels
Vegetation type2 - very highCloud sensitive.. Daylight only.VIS, NIR and SWIR channels
Fraction of vegetated land1 - primaryCloud sensitive.. Daylight only.VIS, NIR and SWIR channels
Biomass4 - fairCloud sensitive.. Index only.. Infrequent coverage.. Daylight only.VIS, NIR and SWIR channels. Biomass inferred from NDVI and LAI
Soil moisture at surface4 - fairCloud sensitive.. Index only.. Infrequent coverage.VIS and TIR window channels. Soil moisture inferred from thermal inertia
Fire fractional cover1 - primaryCloud sensitive.. Infrequent coverage.VIS and TIR channels
Fire temperature5 - marginalCloud sensitive.. Infrequent coverage.TIR window channel(s) around 11 micrometers
Fire radiative power5 - marginalCloud sensitive.. Infrequent coverage.TIR window channel(s) around 11 micrometers
Snow cover1 - primaryCloud sensitive.. Infrequent coverage.. Daylight only.VIS, NIR and SWIR channels, enabling screening snow from clouds
Soil type1 - primaryCloud sensitive.. Daylight only.VIS, NIR and SWIR channels
Land cover1 - primaryCloud sensitive.. Daylight only.VIS, NIR and SWIR channels
Glacier cover3 - highCloud sensitive.. Long time for mapping.. Daylight only.VIS, NIR and SWIR channels, screening ice from clouds
Cloud type2 - very highInfrequent coverage.Channels in VIS, NIR, SWIR and the TIR window around 11 micrometers