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 13625
Detector 24h operating status:

Last processed image:    
   0 hours and 17 minutes ago (2025-08-18 02:51 UTC)
Last detected dimming:
   2 hours and 28 minutes ago (2025-08-18 00:39 UTC)


Overview for dimming #:
   13625           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 #: 13625          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-08-14 12:51:1110.00.00.00.00 , 0.003500211
2025-08-14 12:54:1120.00.00.00.00 , 0.003500214
2025-08-14 12:57:1130.00.00.00.00 , 0.003500215
2025-08-14 13:00:1140.00.00.00.00 , 0.003500218
2025-08-14 13:03:1150.00.00.00.00 , 0.003500219
2025-08-14 13:06:1160.00.00.00.00 , 2.053500222
2025-08-14 13:09:117-0.3-2.4-12.10.2260.361.00.88, -0.050.891.543500223
2025-08-14 13:12:118-3.0-8.8-10.51.8253-2.660.60.88, -0.100.891.553500228
2025-08-14 13:15:119-4.8-11.8-11.02.7377-1.460.60.88, -0.080.880.003500229
2025-08-14 13:18:1110-6.4-14.6-12.53.2453-1.160.70.88, -0.080.880.003500230
2025-08-14 13:21:1111-4.8-14.9-13.12.3325-0.460.90.88, -0.060.890.003500231
2025-08-14 13:24:1112-5.1-15.1-12.52.53560.061.00.88, -0.060.890.003500234
2025-08-14 13:27:1113-5.2-13.1-12.62.6377-0.860.90.88, -0.070.890.003500235
2025-08-14 13:30:1114-4.1-11.1-11.72.2317-0.561.00.88, -0.070.890.003500238
2025-08-14 13:33:1115-4.9-11.7-12.32.6347-0.860.90.88, -0.070.890.003500239
2025-08-14 13:36:1116-4.1-13.9-13.02.1277-0.361.10.88, -0.060.890.003500242

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 )