BackForwardInstrument:  MADPI 

Instrument details
Acronym MADPI
Full name Multi-Angle Dual Polarisation Imaging sensor
Purpose Aerosol observation
Short description 3-channel VIS/NIR radiometer operating in the intervals 480-500 nm, 650-675 nm, and 860-880 nm. Two polarisations.
Background New development
Scanning Technique Pushbroom, 2444 x 888 detectors for each polarisation, swath 130 km. Each pixel is viewed under 7 different angles as the satellite moves
Resolution 40 m at s.s.p.
Coverage / Cycle Global in 20 days
Mass Power Data Rate

 

Providing Agency CAST
Instrument Maturity Flown on operational programme
Utilization Period: 2025 to 2029
Last update: 2022-07-18
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 optical radiometer or spectrometer
  • Moderate resolution optical imager
WIGOS Subcomponents
  • Subcomponent 2
  • Multi-angle, multi-polarization radiometers
  • Multi-angle, multi-polarization radiometer
Mission objectives
Primary mission objectives
  • Aerosol Optical Depth
  • Aerosol column burden
  • Aerosol mass mixing ratio
  • Aerosol type
  • Aerosol volcanic ash Total Column
Evaluation of Measurements