BackForwardInstrument:  XRT 

Instrument details
Acronym XRT
Full name X-Ray Telescope
Purpose To provide images of the high temperature plasma of the corona (0.5 to 20 MK)
Short description Two spectral ranges: X-ray (0.2-20 nm, 9 channels); and VIS (0.43 µm)
Background Part of a package of instruments for solar observation
Scanning Technique Sun pointing from a sunsynchronous dawn-dusk orbit. Corona view included
Resolution 750 km (VIS), or 1100 km (X-ray) at Sun surface
Coverage / Cycle Full Sun disk in 10 s
Mass Power Data Rate

 

Providing Agency JAXA
Instrument Maturity Flown on an R&D satellite
Utilization Period: 2006-12-22 to ≥2020
Last update: 2017-05-19
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
  • Solar and space environment monitors
  • Solar activity monitor
Mission objectives
Primary mission objectives
  • Solar VIS image
  • Solar X-ray image
Secondary mission objectives
  • Solar VIS flux
  • Solar X-ray flux
Opportunity objectives
  • Solar coronagraphic image
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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
Solar X-ray flux1 - primaryNo specific limitation.Several channels, wide dynamic range, solar disc and corona view included
Solar X-ray image3 - highNo specific limitation.Fluxmetry with high spatial resolution, corona view included
Solar VIS flux4 - fairNo specific limitation.Moderate dynamic range, corona view included
Solar VIS image3 - highNo specific limitation.Fluxmetry with high spatial resolution, corona view included
Solar coronagraphic image3 - highNo specific limitation.X-rays (0.12-1200 keV)