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 15511
Detector 24h operating status:

Last processed image:    
   0 hours and 23 minutes ago (2026-05-20 22:21 UTC)
Last detected dimming:
   7 hours and 50 minutes ago (2026-05-20 14:54 UTC)


Overview for dimming #:
   15511           back to overview

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

   base difference ( percentage )
   running difference ( percentage )

more
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Details for dimming #: 15511          
timeseq #total
intensity		max
intensity		median
intensity		areasizelatlonx,y in R☉dist.
R☉		detectionImg ID
2026-04-27 18:39:1110.00.00.00.00 , 0.003745350
2026-04-27 18:42:1120.00.00.00.00 , 0.003745351
2026-04-27 18:45:1130.00.00.00.00 , 0.003745354
2026-04-27 18:48:1140.00.00.00.00 , 0.003745355
2026-04-27 18:51:1150.00.00.00.00 , 0.003745358
2026-04-27 18:54:1160.00.00.00.00 , 2.813745359
2026-04-27 18:57:1170.00.00.00.00 , 4.133745362
2026-04-27 19:00:1180.00.00.00.00 , 2.033745363
2026-04-27 19:03:1190.00.00.00.00 , 1.643745366
2026-04-27 19:06:11100.00.00.00.00 , 0.003745367
2026-04-27 19:09:11110.00.00.00.00 , 0.003745370
2026-04-27 19:12:11120.00.00.00.00 , 1.023745371
2026-04-27 19:15:11130.00.00.00.00 , 0.003745374
2026-04-27 19:18:11140.00.00.00.00 , 0.003745375
2026-04-27 19:21:11150.00.00.00.00 , 0.003745378
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 )