BackForwardInstrument:  INCUS-radar 

Instrument details
Acronym INCUS-radar
Full name Radar on 3 INCUS satellites
Purpose A miniaturized rain radar suitable for implementing a constellation of small satellites to measure precipitation profiles.
Short description

Ka-band (35.75 GHz), 1.6-m deployable antenna. Sensitivity -12 dBZ


Developed from Raincube radar.

Scanning Technique

Swath width 9 km

Resolution 3.1 km horizontal, 240 m vertical
Coverage / Cycle Sampling 1.5km along-track
Mass 7 kg Power 22 W Data Rate 50 kbps


Providing Agency NASA
Instrument Maturity Flown on an R&D satellite
Utilization Period: 2026 to 2028
Last update: 2024-02-19
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
  • Active and radio-occultation sensor
  • Cloud and precipitation radar
WIGOS Subcomponents
  • Subcomponent 1
  • Precipitation radars and cloud radars
  • Precipitation radar and cloud radar
Mission objectives
Primary mission objectives
  • Precipitation (liquid or solid)
  • Precipitation intensity at surface (liquid or solid)
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
Precipitation (liquid or solid)*4 - fairAlong-track only.Ka-band radar (around 35 GHz). Mostly sensitive to light rain and snowfall
Precipitation intensity at surface (liquid or solid)*5 - marginalAlong-track only.Ka-band radar (around 35 GHz). Mostly sensitive to light rain and snowfall