BackForwardInstrument:  HSRS 

Instrument details
Acronym HSRS
Full name Hot Spot Recognition Sensor
Purpose High-resolution land observation and disasters monitoring
Short description 2-channel IR radiometer: 3.4-4.2 µm and 8.5-9.3 µm to detect ground surface hot spots (fires)
Background New development
Scanning Technique Pushbroom; swath 190 km
Resolution 372 m
Coverage / Cycle Global coverage in 2 weeks
Mass 13.9 kg Power 90 W Data Rate 957 kbps

 

Providing Agency DLR
Instrument Maturity Flown on an R&D satellite
Utilization Period: 2002 to 2007-07-01
Last update: 2012-09-04
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
Mission objectives
Primary mission objectives
  • Land surface temperature
Secondary mission objectives
  • Fire fractional cover
  • Fire temperature
  • Sea surface temperature
Opportunity objectives
  • Cloud cover
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Tentative 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
VariableRelevance for measuring this variableOperational limitationsExplanation
Cloud cover4 - fairInfrequent coverage.MWIR and TIR window channels around 3.7 and 11 micrometers
Cloud top temperature5 - marginalInfrequent coverage.TIR window channel(s) around 11 micrometers
Cloud type4 - fairInfrequent coverage.MWIR and TIR window channels around 3.7 and 11 micrometers
Fire fractional cover1 - primaryInfrequent coverage.. Cloud sensitive.. Daylight only.MWIR and TIR window channels around 3.7 and 11 micrometers
Fire radiative power1 - primaryCloud sensitive.. Infrequent coverage.MWIR and TIR window channels around 3.7 and 11 micrometers
Fire temperature1 - primaryCloud sensitive.. Infrequent coverage.MWIR and TIR window channels around 3.7 and 11 micrometers
Land surface temperature3 - highCloud sensitive.. Infrequent coverage.MWIR and TIR window channels around 3.7 and 11 micrometers (high sensitivity to high temperature, cloud impact reduction, water vapour correction)
Sea surface temperature4 - fairCloud sensitive.. Infrequent coverage.. Affected by sunlight.MWIR window channel(s) (cloud impact reduction)