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 14642
Detector 24h operating status:

Last processed image:    
   0 hours and 23 minutes ago (2026-03-15 04:03 UTC)
Last detected dimming:
   1 hours and 32 minutes ago (2026-03-15 02:54 UTC)


Overview for dimming #:
   14642           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 #: 14642          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-12-12 03:42:1110.00.00.00.00 , 0.003613331
2025-12-12 03:45:1120.00.00.00.00 , 0.003613332
2025-12-12 03:48:1130.00.00.00.00 , 0.003613333
2025-12-12 03:51:1140.00.00.00.00 , 0.003613334
2025-12-12 03:54:115-0.4-3.6-9.11.243 , 0.003613337
2025-12-12 03:57:116-6.8-10.8-8.55.4752-39.7-78.7-0.76, -0.641.000.933613338
2025-12-12 04:00:117-11.7-13.5-8.57.11235-39.7-79.1-0.76, -0.641.001.103613341
2025-12-12 04:03:118-17.3-16.1-8.88.01750-40.0-78.8-0.76, -0.651.001.363613342
2025-12-12 04:06:119-23.2-19.1-9.29.12217-39.7-78.9-0.76, -0.641.001.223613345
2025-12-12 04:09:1110-28.8-21.0-9.59.72632-39.5-78.2-0.76, -0.641.000.003613346
2025-12-12 04:12:1111-35.1-23.1-9.49.93156-39.3-76.9-0.76, -0.640.991.363613351
2025-12-12 04:15:1112-40.8-27.3-9.610.23535-39.3-77.9-0.76, -0.641.000.003613352
2025-12-12 04:18:1113-47.0-29.2-9.710.34008-39.2-80.2-0.77, -0.641.000.003613353
2025-12-12 04:21:1114-50.9-31.1-9.910.94267-0.77, -0.641.000.003613354
2025-12-12 04:24:1115-55.5-30.8-10.111.34587-0.78, -0.641.010.003613357
2025-12-12 04:27:1116-58.8-33.0-10.611.24734-0.78, -0.641.010.003613358
2025-12-12 04:30:1117-62.7-32.4-10.911.24919-0.78, -0.641.010.003613363
2025-12-12 04:33:1118-65.8-32.6-11.211.45102-0.78, -0.641.010.003613364
2025-12-12 04:36:1119-69.5-33.0-11.112.05276-0.78, -0.641.010.003613365

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 )