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 15489
Detector 24h operating status:

Last processed image:    
   0 hours and 15 minutes ago (2026-04-26 09:48 UTC)
Last detected dimming:
   0 hours and 30 minutes ago (2026-04-26 09:33 UTC)


Overview for dimming #:
   15489           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 #: 15489          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2026-04-25 14:21:1110.00.00.00.00 , 0.003743258
2026-04-25 14:24:1120.00.00.00.00 , 0.003743259
2026-04-25 14:27:1130.00.00.00.00 , 0.003743262
2026-04-25 14:30:3540.00.00.00.00 , 0.003743263
2026-04-25 14:33:115-6.8-14.8-9.70.0657-1.13, 0.251.160.003743266
2026-04-25 14:36:116-16.7-19.9-12.10.01325-1.12, 0.251.1516.873743267
2026-04-25 14:39:117-22.1-22.1-14.40.01553-1.12, 0.251.156.133743270
2026-04-25 14:42:238-25.3-26.0-14.90.01718-1.13, 0.251.155.863743271
2026-04-25 14:45:119-28.4-27.9-15.70.01841-1.13, 0.251.164.633743274
2026-04-25 14:48:1110-31.0-28.1-16.60.01937-1.12, 0.261.152.253743275
2026-04-25 14:51:1111-32.8-27.9-16.90.02004-1.12, 0.261.157.553743278
2026-04-25 14:54:1112-34.1-28.3-17.10.02053-1.11, 0.261.140.003743279
2026-04-25 14:57:1113-34.5-28.4-17.20.02074-1.11, 0.271.140.003743282
2026-04-25 15:00:1114-34.2-28.1-17.50.02033-1.11, 0.271.140.003743283
2026-04-25 15:03:1115-34.7-28.0-17.50.02034-1.10, 0.271.130.003743286
2026-04-25 15:06:1116-35.2-27.7-17.80.02035-1.10, 0.271.130.003743287
2026-04-25 15:09:1117-35.2-28.1-17.60.02038-1.10, 0.271.130.003743290
2026-04-25 15:12:1118-35.8-28.3-17.40.02083-1.09, 0.281.130.003743291
2026-04-25 15:15:1119-36.2-28.2-16.80.12122-1.09, 0.271.130.003743294

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 )