BackForwardInstrument:  CCOR 

Instrument details
Acronym CCOR
Full name Compact CORonagraph
Purpose Visible-light imaging of solar corona; monitoring of coronal mass ejections (CME)
Short description Continuously observes solar corona from 3 to 22 R_Sun
Background Heritage from research coronagraphs SOHO/LASCO, STEREO/SECCHI and others
Scanning Technique Sun pointing from L1 Lagrange point. FOV 3-22 R_Sun
Resolution 2048x1920 pixels; equivalent to 37500 km at the solar disk region
Coverage / Cycle 15 min (goal: 5 min)
Mass 25 kg Power 25 W Data Rate 32 bps


Providing Agency NRL
Instrument Maturity Backed by strong heritage
Utilization Period: 2024 to 2033
Last update: 2021-11-09
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
WIGOS Subcomponents
  • Subcomponent 1
  • Solar coronagraph and radio- spectrograph, at L1
  • Solar coronographic imager at L1
  • Subcomponent 2
  • Solar coronagraph and heliospheric imagery both on the Earth-Sun line and off the Earth-Sun line (e.g. L5 point)
  • Solar coronographic imager [from L1, GEO, LEO]
Mission objectives
Primary mission objectives
  • Solar coronagraphic image
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
Solar coronagraphic image*2 - very highNo specific limitation.VIS (400-700 nm), observed with occultation