Instrument: SUVI (FY-4)
Solar Extreme-UltraViolet Imager
To monitor the solar active regions, solar flares, and solar filaments
Sun imaging in 4 channels of EUV: 9.4 nm, 17.1 nm (Fe-IX), 21.1 nm and 30.4 nm (He-II)
Similar to the GOES SUVI
Sun pointing from GEO
1500 km at the Sun surface (guess)
Coverage / Cycle
Field of view of 42'
Flown on operational programme
≥2025-02 to ≥2032
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
Solar and space environment monitors Solar activity monitor
No WIGOS subcomponents have been defined.
Tentative Evaluation of Measurements
The following list indicates which measurements can
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
Variable Relevance for measuring this variable Operational limitations Explanation
Solar EUV flux 4 - fair No specific limitation. Few channels, moderate dynamic range
Solar EUV image 3 - high No specific limitation. Fluxmetry with high spatial resolution