BackForwardInstrument:  LI (INSAT-4) 

Instrument details
Acronym LI (INSAT-4)
Full name INSAT-4 Lightning Imager
Purpose To map lightning flashes and intensity across the disk
Short description

Details of instrument to be added
Background

New development for INSAT
Scanning Technique
Resolution 4.5 km at s.s.p.
Coverage / Cycle Full disk
Mass Power Data Rate

 

Providing Agency ISRO
Instrument Maturity Flown on operational programme
Utilization Period: 2030 to 2040
Last update: 2026-04-20
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
  • Lightning imager
WIGOS Subcomponents
  • Subcomponent 1
  • Lightning mappers [in GEO]
  • Lightning mapper [in GEO]
Mission objectives
Primary mission objectives
  • Total lightning stroke density
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
Total lightning stroke density*1 - primaryNo specific limitation.NIR channel. Continuous monitoring