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 16261
Detector 24h operating status:

Last processed image:    
   0 hours and 24 minutes ago (2026-09-16 16:27 UTC)
Last detected dimming:
   48 hours and 36 minutes ago (2026-09-14 16:15 UTC)


Overview for dimming #:
   16261           back to overview

Animations and graphs
   derotated original images ( non-derotated )
   dimming intensity
   dimming mask

   base difference ( percentage )
   running difference ( percentage )

more

more

more


Details for dimming #: 16261          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2026-09-10 16:48:1110.00.00.00.00 , 1.303874528
2026-09-10 16:51:1120.00.00.00.00 , 1.523874532
2026-09-10 16:54:1130.00.00.00.00 , 1.553874533
2026-09-10 16:57:1140.00.00.00.00 , 0.003874536
2026-09-10 17:00:1150.00.00.00.00 , 0.003874537
2026-09-10 17:03:1160.00.00.00.00 , 3.183874540
2026-09-10 17:06:117-2.8-28.6-28.80.27119.610.90.18, 0.220.284.723874541
2026-09-10 17:09:118-6.2-54.8-34.00.411419.411.30.19, 0.210.294.593874544
2026-09-10 17:12:239-15.5-90.8-30.81.028818.513.40.22, 0.200.308.913874545
2026-09-10 17:15:1110-22.6-98.6-24.71.544017.914.80.25, 0.190.315.883874548
2026-09-10 17:18:1111-29.6-106.8-24.61.956817.815.00.25, 0.190.310.003874551
2026-09-10 17:21:1112-34.4-122.4-22.42.469518.413.50.22, 0.200.300.003874552
2026-09-10 17:24:1113-36.7-130.3-19.32.778318.713.20.22, 0.200.300.003874553
2026-09-10 17:27:1114-42.5-143.0-19.33.189218.613.00.22, 0.200.300.003874556
2026-09-10 17:30:1115-45.9-151.2-20.63.498119.112.20.20, 0.210.290.003874557
2026-09-10 17:33:1116-50.1-153.3-20.13.6105419.012.20.20, 0.210.290.003874560
2026-09-10 17:36:3517-51.9-160.5-21.73.6104919.112.40.21, 0.210.290.003874561
2026-09-10 17:39:1118-52.9-161.7-21.13.8110319.212.80.21, 0.210.300.003874564

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 )