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 15303
Detector 24h operating status:

Last processed image:    
   0 hours and 21 minutes ago (2026-03-30 07:51 UTC)
Last detected dimming:
   0 hours and 27 minutes ago (2026-03-30 07:45 UTC)


Overview for dimming #:
   15303           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 #: 15303          
timeseq #total
intensity		max
intensity		median
intensity		areasizelatlonx,y in R☉dist.
R☉		detectionImg ID
2026-03-28 16:45:1110.00.00.00.00 , 0.003711985
2026-03-28 16:48:1120.00.00.00.00 , 0.003711986
2026-03-28 16:51:1130.00.00.00.00 , 0.003711991
2026-03-28 16:54:1140.00.00.00.00 , 0.003711992
2026-03-28 16:57:1150.00.00.00.00 , 2.483711993
2026-03-28 17:00:1160.00.00.00.00 , 6.013711994
2026-03-28 17:03:1170.00.00.00.00 , 2.093711999
2026-03-28 17:06:1180.00.00.00.00 , 0.003712000
2026-03-28 17:09:1190.00.00.00.00 , 0.003712001
2026-03-28 17:12:11100.00.00.00.00 , 1.233712002
2026-03-28 17:15:11110.00.00.00.00 , 3.423712005
2026-03-28 17:18:1112-0.3-1.0-63.10.0519.0-38.0-0.59, 0.420.723.743712006
2026-03-28 17:21:1113-0.10.0-59.10.01 , 1.243712015
2026-03-28 17:24:11140.00.00.00.00 , 0.003712016
2026-03-28 17:27:11150.00.00.00.00 , 0.003712017
2026-03-28 17:30:11160.00.00.00.00 , 0.003712018
2026-03-28 17:33:1117-0.3-3.4-24.90.11211.3-44.8-0.70, 0.280.750.003712019
2026-03-28 17:36:1118-0.4-4.6-24.40.11611.3-44.8-0.70, 0.280.750.003712020
2026-03-28 17:39:1119-0.6-7.5-25.20.12811.3-44.7-0.70, 0.280.750.003712021
2026-03-28 17:42:1120-0.8-9.6-25.70.23411.3-44.7-0.70, 0.280.750.003712022
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 )