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 14441
Detector 24h operating status:

Last processed image:    
   0 hours and 24 minutes ago (2025-11-18 10:18 UTC)
Last detected dimming:
   0 hours and 23 minutes ago (2025-11-18 10:18 UTC)


Overview for dimming #:
   14441           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 #: 14441          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-11-17 17:09:1110.00.00.00.00 , 0.003590229
2025-11-17 17:12:1120.00.00.00.00 , 0.003590230
2025-11-17 17:15:1130.00.00.00.00 , 0.003590231
2025-11-17 17:18:1140.00.00.00.00 , 4.183590232
2025-11-17 17:21:1150.00.00.00.00 , 0.893590237
2025-11-17 17:24:116-0.2-1.7-20.70.110 , 0.853590238
2025-11-17 17:27:117-0.8-4.6-8.20.589-0.92, -0.451.020.923590239
2025-11-17 17:30:118-3.4-7.8-7.80.9432-24.4-77.0-0.90, -0.430.990.003590240
2025-11-17 17:33:119-6.5-9.9-8.31.4769-0.91, -0.441.010.003590243
2025-11-17 17:36:1110-10.0-11.6-8.72.010981.14, 0.321.190.883590244
2025-11-17 17:39:1111-13.8-13.3-9.32.314351.14, 0.331.190.003590247
2025-11-17 17:42:1112-17.2-14.3-9.62.817081.14, 0.321.192.803590248
2025-11-17 17:45:1113-21.7-16.1-10.13.419991.14, 0.331.194.023590253
2025-11-17 17:48:1114-27.6-18.0-10.34.324801.14, 0.331.193.853590254
2025-11-17 17:51:1115-34.3-18.8-10.65.329481.14, 0.331.194.873590255
2025-11-17 17:54:1116-37.3-22.6-10.75.430981.14, 0.331.190.003590256
2025-11-17 18:09:1117-54.7-28.9-11.96.738861.14, 0.331.190.003590268
2025-11-17 18:12:1118-56.8-30.8-11.97.040281.13, 0.331.180.003590269
2025-11-17 18:15:1119-59.8-31.3-12.17.641651.13, 0.331.180.003590270

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 )