BackForwardInstrument:  PMS-3 

Instrument details
Acronym PMS-3
Full name Panchromatic and Multi-spectral CCD Camera - 3
Purpose High resolution land observation
Short description 5-channel VIS/NIR radiometer (1 channel panchromatic) [see detailed characteristics below]
Background Follow-on of PMS-2 flown on GF-2. Resolution improved
Scanning Technique Pushbroom, 12 km swath stearable along-track (±30°) and across-track (±45°), within a Field-of-Regard of about 800 km
Resolution 0.5 m (panchromatic), 2 m (multispectral)
Coverage / Cycle Depending on strategic pointing, down to 3 days
Mass Power Data Rate

 

Providing Agency CAST
Instrument Maturity Flown on an R&D satellite
Utilization Period: 2017 to 2029
Last update: 2023-11-27
Detailed characteristics

Central wavelength

Spectral interval

SNR @ specified albedo

0.485 μm

0.45-0.52 μm

….. @ ….. % albedo

0.555 μm

0.52-0.59 μm

….. @ ….. % albedo

0.660 μm

0.63-0.69 μm

….. @ ….. % albedo

0.830 μm

0.77-0.89 μm

….. @ ….. % albedo

N/A  (PAN)

0.45-0.90 μm

….. @ ….. % 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 4
  • High-resolution optical observation constellation (commercial)
  • High-resolution optical observation constellation (commercial)
Mission objectives
Primary mission objectives
  • Biomass
  • Fraction of Absorbed PAR (FAPAR)
  • Fraction of vegetated land
  • Land cover
  • Leaf Area Index (LAI)
  • Normalised Difference Vegetation Index (NDVI)
  • Vegetation type
Evaluation of Measurements