BackForwardInstrument:  Eaglet-II (Imager) 

Instrument details
Acronym Eaglet-II (Imager)
Full name Eaglet-II (Imager)
Purpose To observe land surface characteristics and for disaster monitoring.
Short description

High resolution optical imager with 4 channels Red (0.55-0.85 µm), Green (0.45-0.65 µm), Blue (0.35-0.55 µm), Visible (0.4-0.7 µm)
Background

New development
Scanning Technique
Resolution 2 m
Coverage / Cycle Swath 18.3 km @ 525 km altitude
Mass Power Data Rate

 

Providing Agency ASI
Instrument Maturity Flown on an R&D satellite
Utilization Period: TBD
Last update: 2026-04-13
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
  • 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
  • Fire fractional cover
  • Land cover
  • 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
Cloud cover5 - marginalInfrequent coverage.. Daylight only.VIS channel(s)
Earth surface albedo5 - marginalCloud sensitive.. Infrequent coverage.VIS channels
Fire fractional cover*2 - 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
Glacier cover5 - marginalCloud sensitive.. Long time for mapping.. Daylight only.VIS and panchromatic channel with higher resolution, for glacier boundary detection
Photosynthetically Active Radiation (PAR)4 - fairCloud sensitive.. Infrequent coverage.VIS channels, range undersampled
Sea-ice concentration5 - marginalCloud sensitive.. Daylight only.VIS channel(s)
Snow cover5 - marginalCloud sensitive.. Infrequent coverage.. Daylight only.VIS and panchromatic (higher resolution) channels