BackForwardInstrument:  IST 

Instrument details
Acronym IST
Full name Italian Star Tracker
Purpose Precision orbitography and satellite attitude control
Short description Star tracker for positioning and navigation
Background Consolidated technology
Scanning Technique N/A
Resolution N/A
Coverage / Cycle N/A
Mass 6.1 kg Power 26 W Data Rate

 

Providing Agency ASI
Instrument Maturity Flown on an R&D satellite
Utilization Period: 2001 to 2013-08-15
Last update: 2012-09-06
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
  • Other payload component
  • Positioning system
Mission objectives
Opportunity objectives
  • Geoid
  • Gravity field
Show allShow fewer
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
Geoid5 - marginalHighly indirect.Opportunity information from star tracker used for satellite navigation and attitude control
Gravity field5 - marginalHighly indirect.Opportunity information from star tracker used for satellite navigation and attitude control