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Instrument details
Acronym
AIA
Full name
Atmospheric Imaging Assembly
Purpose
Solar activity monitoring by imaging in the EUV, UV and VIS bands
Short description
Imaging fluxmeter with four telescopes, each with 7 channels in the EUV range 9-34 nm [including Fe-IX at 17.1 nm, Fe-XII at 19.5 nm, Fe-XV at 28.4 nm, and He-II at 30.4 nm], two in the UV range 160-170 nm, and one in VIS
Background
Part of a package of instruments to monitor solar activity
Scanning Technique
Sun pointing from a geosynchronous (inclined) orbit
Resolution
750 km at the Sun surface
Coverage / Cycle
Full solar disk at 10 s intervals
Mass
Power
Data Rate
Providing Agency
NASA
Instrument Maturity
Flown on an R&D satellite
Utilization Period:
2010-05-14 to ≥2022
Last update:
2021-12-16
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 2 Solar EUV spectrometer [from L1, GEO, LEO] Solar EUV imager [from L1, GEO, LEO] Solar UV spectrometer [from L1, GEO, LEO] Solar UV imager [from L1, GEO, LEO] Solar VIS spectrometer [from L1, GEO, LEO] Solar VIS imager [from L1, GEO, LEO] Subcomponent 3 EUV spectrometer [from GEO, HEO, MEO, LEO] UV spectral imager [from GEO, HEO, MEO, LEO] VIS spectral imager [from GEO, HEO, MEO, LEO]
Mission objectives
Primary mission objectives Solar EUV image Solar UV image Secondary mission objectives Solar EUV flux Solar UV flux Solar VIS image
Opportunity objectives Solar VIS flux Solar white light image Show all Show 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
Variable Relevance for measuring this variable Operational limitations Explanation
Solar EUV flux 2 - very high No specific limitation. Several channels, moderate dynamic range
Solar EUV image 3 - high No specific limitation. Fluxmetry with high spatial resolution
Solar UV flux 4 - fair No specific limitation. Few channels, moderate dynamic range
Solar UV image 3 - high No specific limitation. Fluxmetry with high spatial resolution
Solar VIS flux 3 - high No specific limitation. Wide dynamic range
Solar VIS image 3 - high No specific limitation. Fluxmetry with high spatial resolution
Solar white light image 3 - high No specific limitation. Fluxmetry with high spatial resolution, good coverage of the VIS range
Instrument: AIA