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 13519
Detector 24h operating status:

Last processed image:    
   0 hours and 19 minutes ago (2026-03-17 02:48 UTC)
Last detected dimming:
   11 hours and 7 minutes ago (2026-03-16 16:00 UTC)


Overview for dimming #:
   13519           back to overview

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

   base difference ( percentage )
   running difference ( percentage )

more
more
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Details for dimming #: 13519          
timeseq #total
intensity		max
intensity		median
intensity		areasizelatlonx,y in R☉dist.
R☉		detectionImg ID
2025-08-05 01:12:1110.00.00.00.00 , 0.003491183
2025-08-05 01:15:1120.00.00.00.00 , 0.003491184
2025-08-05 01:18:1130.00.00.00.00 , 0.003491185
2025-08-05 01:21:1140.00.00.00.00 , 0.003491189
2025-08-05 01:24:1150.00.00.00.00 , 1.623491190
2025-08-05 01:27:1160.00.00.00.00 , 2.073491191
2025-08-05 01:30:1170.00.00.00.00 , 0.003491196
2025-08-05 01:33:1180.00.00.00.00 , 0.003491197
2025-08-05 01:36:1190.00.00.00.00 , 0.003491198
2025-08-05 01:39:11100.00.00.00.00 , 0.003491199
2025-08-05 01:42:11110.00.00.00.00 , 0.003491204
2025-08-05 01:45:11120.00.00.00.00 , 0.003491205
2025-08-05 01:48:1113-5.8-17.6-11.91.4435 , 1.393491206
2025-08-05 01:51:1114-6.0-17.4-11.81.5454 , 0.003491207
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 )