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 15091
Detector 24h operating status:

Last processed image:    
   0 hours and 30 minutes ago (2026-02-11 10:45 UTC)
Last detected dimming:
   8 hours and 30 minutes ago (2026-02-11 02:45 UTC)


Overview for dimming #:
   15091           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 #: 15091          
timeseq #total
intensity		max
intensity		median
intensity		areasizelatlonx,y in R☉dist.
R☉		detectionImg ID
2026-02-09 15:57:1110.00.00.00.00 , 0.003668810
2026-02-09 16:00:1120.00.00.00.00 , 0.003668811
2026-02-09 16:03:1130.00.00.00.00 , 0.003668817
2026-02-09 16:06:1140.00.00.00.00 , 1.353668818
2026-02-09 16:09:1150.00.00.00.00 , 2.323668819
2026-02-09 16:12:1160.00.00.00.00 , 3.123668820
2026-02-09 16:15:1170.00.00.00.00 , 3.583668823
2026-02-09 16:18:1180.00.00.00.00 , 3.853668824
2026-02-09 16:21:1190.00.00.00.00 , 2.683668829
2026-02-09 16:24:11100.00.00.00.00 , 1.883668830
2026-02-09 16:27:11110.00.00.00.00 , 5.413668831
2026-02-09 16:30:11120.00.00.00.00 , 1.353668832
2026-02-09 16:33:11130.00.00.00.00 , 1.063668835
2026-02-09 16:36:1114-0.1-0.9-9.50.08 , 0.953668836
2026-02-09 16:39:11150.00.00.00.00 , 0.873668839
2026-02-09 16:42:11160.00.00.00.00 , 0.913668840
2026-02-09 16:45:11170.00.0-10.00.02 , 1.033668843
2026-02-09 16:48:1118-0.3-1.6-13.60.0141.11, 0.221.131.143668844
2026-02-09 16:51:1119-0.5-3.4-13.40.0241.11, 0.221.131.013668849
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 )