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 13698
Detector 24h operating status:

Last processed image:    
   0 hours and 24 minutes ago (2025-08-29 22:12 UTC)
Last detected dimming:
   0 hours and 23 minutes ago (2025-08-29 22:12 UTC)


Overview for dimming #:
   13698           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 #: 13698          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-08-26 02:18:1110.00.00.00.00 , 0.003510621
2025-08-26 02:21:1120.00.00.00.00 , 0.003510622
2025-08-26 02:24:1130.00.00.00.00 , 0.003510625
2025-08-26 02:27:1140.00.00.00.00 , 0.003510626
2025-08-26 02:30:1150.00.00.00.00 , 0.003510629
2025-08-26 02:33:116-0.3-2.5-20.40.115-1.5-63.4-0.90, -0.080.916.933510630
2025-08-26 02:36:117-0.3-2.8-19.10.116-1.4-64.1-0.91, -0.080.911.673510633
2025-08-26 02:39:118-0.3-3.1-13.20.220-1.5-63.7-0.91, -0.080.915.853510634
2025-08-26 02:42:239-0.3-2.0-11.10.221-1.4-63.9-0.91, -0.080.911.943510635
2025-08-26 02:45:1110-0.5-4.4-10.60.232-1.5-63.9-0.91, -0.080.910.003510638
2025-08-26 02:48:1111-0.7-5.1-10.60.342-1.5-64.0-0.91, -0.080.910.003510640
2025-08-26 02:51:1112-0.5-3.4-20.10.223-1.6-63.9-0.91, -0.080.910.003510641
2025-08-26 02:54:1113-0.4-3.0-20.70.220-1.6-64.1-0.91, -0.080.910.003510644
2025-08-26 02:57:1114-0.2-1.7-22.30.111-1.5-64.2-0.91, -0.080.910.003510645
2025-08-26 03:00:1115-0.3-2.8-22.30.113-5.7-63.0-0.90, -0.160.910.003510646
2025-08-26 03:03:1116-0.2-2.1-22.20.19-5.7-63.1-0.90, -0.160.910.003510650

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 )