BackForwardInstrument:  EOS-C 

Instrument details
Acronym EOS-C
Full name Earth Observation Satellite - Camera
Purpose High-resolution land observation, surveillance, disaster monitoring
Short description 6-channel VIS/NIR/SWIR imaging radiometer [see detailed characteristics below]
Background Built in South Korea
Scanning Technique Pushbroom. 20 km swath, possible to be addressed within a field-of-regard of 1000 km.
Resolution 2.5 m (panchromatic), 10 m (VNIR), 20 m (SWIR); at s.s.p.
Coverage / Cycle Global coverage in 5 months, revisit time with strategic ponting down to 2.5 days
Mass 41 kg Power 69 W Data Rate

 

Providing Agency TÜBITAK-UZAY
Instrument Maturity Flown on an R&D satellite
Utilization Period: 2013 to 2023
Last update: 2021-06-17
Detailed characteristics

Central wavelength

Spectral interval

SNR @ specified albedo

485 nm

450-520 nm

... @ ... % albedo

560 nm

520-600 nm

... @ ... % albedo

660 nm

630-690 nm

... @ ... % albedo

830 nm

760-900 nm

... @ ... % albedo

1600 nm

1000-2400 nm

... @ ... % albedo

PAN

450-900 nm

... @ ... % albedo
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
WIGOS Subcomponents
  • Subcomponent 1
  • High-resolution multi-spectral VIS/IR imagers
  • High-resolution multi-spectral VIS/IR imager
Mission objectives
Primary mission objectives
  • Biomass
  • Fraction of Absorbed PAR (FAPAR)
  • Fraction of vegetated land
  • Leaf Area Index (LAI)
  • Normalised Difference Vegetation Index (NDVI)
  • Vegetation type
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.
VariableRelevance for measuring this variableOperational limitationsExplanation
Biomass*4 - fairCloud sensitive.. Index only.. Infrequent coverage.. Daylight only.VIS, NIR and SWIR channels. Biomass inferred from NDVI and LAI
Cloud cover5 - marginalInfrequent coverage.. Daylight only.VIS, NIR and SWIR channels
Cloud optical depth3 - highLow-density cloud only.. Infrequent coverage.. Daylight only.VIS, NIR and SWIR channels
Earth surface albedo5 - marginalCloud sensitive.. Infrequent coverage.VIS channels
Fire fractional cover2 - very highCloud sensitive.. Daylight only.VIS channels with high resolution for boundary detection
Fraction of Absorbed PAR (FAPAR)*4 - fairCloud sensitive.. Infrequent coverage.VIS channels including Red at 700 nm
Fraction of vegetated land*1 - primaryCloud sensitive.. Daylight only.VIS, NIR and SWIR channels
Glacier cover3 - highCloud sensitive.. Long time for mapping.. Daylight only.VIS, NIR, SWIR and panchromatic channels for accurate boundary detection and screening ice from clouds
Glacier topography5 - marginalCloud sensitive.. Long time for mapping.. Daylight only.VIS and panchromatic channels with cross-track steering capability for stereoscopy between images from neighbour orbits
Ice sheet topography5 - marginalCloud sensitive.. Long time for mapping.. Daylight only.VIS and panchromatic channels with cross-track steering capability for stereoscopy between images from neighbouring orbits
Land cover1 - primaryCloud sensitive.. Daylight only.VIS, NIR and SWIR channels
Land surface topography5 - marginalCloud sensitive.. Long time for mapping.. Daylight only.VIS and panchromatic channels with cross-track steering capability for stereoscopy between images from neighbour orbits
Leaf Area Index (LAI)*2 - very highCloud sensitive.. Daylight only.. Infrequent coverage.VIS, NIR and SWIR channels
Normalised Difference Vegetation Index (NDVI)*2 - very highCloud sensitive.. Infrequent coverage.VIS and NIR channels
Photosynthetically Active Radiation (PAR)4 - fairCloud sensitive.. Infrequent coverage.VIS channels, range undersampled
Short-wave cloud reflectance4 - fairInfrequent coverage.VIS, NIR and SWIR channels. Unsuitable dynamic range (saturation)
Snow cover1 - primaryCloud sensitive.. Infrequent coverage.. Daylight only.VIS, NIR, SWIR (snow/cloud discrimination) and panchromatic (higher resolution) channels
Soil moisture at surface5 - marginalCloud sensitive.. Index only.. Infrequent coverage.. Daylight only.VIS, NIR and SWIR channels. Soil moisture inferred from differential brightness
Soil type1 - primaryCloud sensitive.. 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
Vegetation type*2 - very highCloud sensitive.. Daylight only.VIS, NIR and SWIR 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
Sea-ice cover4 - fairCloud sensitive.. Daylight only.VIS, NIR (for contour enhancement) and SWIR (for discrimination from clouds) channels