Solar Demon Dimming Detection (qlk)

Quick-look! running in real time on SDO/AIA 211 QLK data
3 minute cadence, typical delay 15 minutes
(detection version 1.00)
(view all Solar Demon detection tools)

Overview of dimming 15306
Detector 24h operating status:

Last processed image:    
   0 hours and 22 minutes ago (2026-04-30 13:33 UTC)
Last detected dimming:
   0 hours and 37 minutes ago (2026-04-30 13:18 UTC)


Overview for dimming #:
   15306           back to overview

Animations and graphs
   derotated original images ( non-derotated )
   dimming intensity
   dimming mask

   base difference ( percentage )
   running difference ( percentage )

more

more

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Details for dimming #: 15306          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2026-03-28 21:36:2310.00.00.00.00 , 0.003712175
2026-03-28 21:39:112-5.2-32.2-23.00.9213 , 0.003712185
2026-03-28 21:42:113-8.9-32.4-19.91.738729.8-26.0-0.38, 0.590.710.003712186
2026-03-28 21:45:114-14.5-36.0-20.92.761630.0-25.9-0.38, 0.590.710.913712187
2026-03-28 21:48:115-18.1-27.9-17.54.191231.3-25.1-0.37, 0.610.720.003712188
2026-03-28 21:51:116-27.6-32.5-14.37.6161431.3-25.2-0.37, 0.610.722.373712189
2026-03-28 21:54:117-34.4-34.0-12.710.6218531.3-25.3-0.37, 0.610.724.223712190
2026-03-28 21:57:118-39.9-34.2-11.913.2265931.5-25.8-0.38, 0.620.724.343712191
2026-03-28 22:00:119-43.1-34.0-11.814.9295031.7-26.4-0.38, 0.620.733.663712192
2026-03-28 22:03:1110-46.8-30.5-10.717.8344032.3-26.9-0.39, 0.630.740.003712193
2026-03-28 22:06:1111-50.0-31.4-11.219.4375032.6-27.7-0.40, 0.630.740.003712194
2026-03-28 22:09:1112-53.7-30.6-11.619.7384632.9-28.4-0.40, 0.630.750.003712195
2026-03-28 22:12:1113-58.2-30.5-12.820.4398033.0-28.4-0.40, 0.630.751.063712196
2026-03-28 22:15:1114-63.1-31.6-13.021.8422933.3-28.6-0.41, 0.640.760.003712197
2026-03-28 22:18:1115-68.4-34.5-13.323.5451333.2-28.7-0.41, 0.640.760.003712198
2026-03-28 22:21:1116-71.6-34.8-13.325.0477733.5-29.0-0.41, 0.640.760.003712199
2026-03-28 22:24:1117-74.9-36.8-13.026.6504133.5-29.5-0.42, 0.640.760.003712200

The research leading to these results has received funding from the European Commission's Seventh Framework Programme (FP7/2007-2013) under the grant agreement nr. 263506 [AFFECTS], and grant agreement nr. 263252 [COMESEP]
Solar Demon is still under construction.
( Legal notices - SWSC (Volume 5, A18, 2015) research article:Solar Demon - an approach to detecting flares, dimmings, and EUV waves on SDO/AIA images )