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 13563
Detector 24h operating status:

Last processed image:    
   0 hours and 29 minutes ago (2026-01-21 17:51 UTC)
Last detected dimming:
   4 hours and 35 minutes ago (2026-01-21 13:45 UTC)


Overview for dimming #:
   13563           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

more


Details for dimming #: 13563          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-08-08 02:48:1110.00.00.00.00 , 0.003494120
2025-08-08 02:51:1120.00.00.00.00 , 0.003494121
2025-08-08 02:54:1130.00.00.00.00 , 0.003494124
2025-08-08 02:57:1140.00.00.00.00 , 0.003494125
2025-08-08 03:00:1150.00.00.00.00 , 1.123494128
2025-08-08 03:03:1160.00.00.00.00 , 1.973494129
2025-08-08 03:06:1170.00.00.00.00 , 0.843494132
2025-08-08 03:09:118-0.3-2.9-15.30.120-1.0-42.7-0.69, -0.100.690.003494133
2025-08-08 03:12:119-0.4-4.2-14.90.127-1.3-42.4-0.68, -0.100.690.003494136
2025-08-08 03:15:1110-0.3-3.2-17.40.116-1.0-42.7-0.69, -0.100.690.003494137
2025-08-08 03:18:1111-0.9-5.8-14.60.362-1.0-42.8-0.69, -0.100.700.003494140
2025-08-08 03:21:1112-1.5-7.7-16.10.4910.1-43.4-0.70, -0.080.700.003494141
2025-08-08 03:24:1113-2.6-13.6-16.20.7152-0.8-43.1-0.69, -0.100.700.003494144
2025-08-08 03:27:1114-3.3-13.3-14.50.92030.0-43.5-0.70, -0.080.700.003494145

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 )