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 13529
Detector 24h operating status:

Last processed image:    
   0 hours and 26 minutes ago (2026-03-12 19:30 UTC)
Last detected dimming:
   0 hours and 59 minutes ago (2026-03-12 18:57 UTC)


Overview for dimming #:
   13529           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 #: 13529          
timeseq #total
intensity		max
intensity		median
intensity		areasizelatlonx,y in R☉dist.
R☉		detectionImg ID
2025-08-05 21:00:3510.00.00.00.00 , 0.003491972
2025-08-05 21:03:112-0.5-3.6-8.30.255 , 0.003491973
2025-08-05 21:06:113-1.9-9.6-10.80.5161-0.17.80.14, -0.110.171.413491976
2025-08-05 21:09:114-1.3-9.6-11.30.4114-0.98.90.16, -0.120.200.873491977
2025-08-05 21:12:1150.00.00.00.00 , 0.983491978
2025-08-05 21:15:1160.00.00.00.00 , 2.803491981
2025-08-05 21:18:1170.00.00.00.00 , 1.343491982
2025-08-05 21:21:1180.00.00.00.00 , 0.003491985
2025-08-05 21:24:1190.00.00.00.00 , 0.003491986
2025-08-05 21:27:11100.00.00.00.00 , 1.023491990
2025-08-05 21:30:11110.00.0-9.60.01 , 1.343491993
2025-08-05 21:33:11120.00.00.00.00 , 0.003491994
2025-08-05 21:36:23130.00.00.00.00 , 0.003491995
2025-08-05 21:39:11140.00.0-9.80.01 , 2.013491998
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 )