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 13726
Detector 24h operating status:

Last processed image:    
   0 hours and 19 minutes ago (2025-08-29 22:18 UTC)
Last detected dimming:
   0 hours and 18 minutes ago (2025-08-29 22:18 UTC)


Overview for dimming #:
   13726           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 #: 13726          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-08-28 21:12:1110.00.00.00.00 , 0.003513289
2025-08-28 21:15:112-0.1-0.5-10.10.07 , 0.003513292
2025-08-28 21:18:113-1.0-8.1-9.20.091 , 0.003513293
2025-08-28 21:21:114-2.3-10.9-9.20.0211-1.00, -0.281.040.003513296
2025-08-28 21:24:115-3.9-14.8-11.00.0317-1.00, -0.281.040.003513297
2025-08-28 21:27:116-5.8-18.8-11.80.0441-1.00, -0.281.040.993513300
2025-08-28 21:30:117-7.1-23.1-11.80.0491-1.00, -0.281.041.023513301
2025-08-28 21:33:118-8.6-26.3-11.00.0612-1.00, -0.281.040.003513306
2025-08-28 21:36:119-11.5-27.2-9.60.0930-1.01, -0.281.040.003513307
2025-08-28 21:39:1110-14.4-27.3-9.10.01243-1.01, -0.281.050.003513308
2025-08-28 21:42:1111-16.2-27.7-9.20.01422-1.01, -0.281.050.933513309
2025-08-28 21:45:1112-17.2-27.7-9.10.01557-1.01, -0.281.050.003513312
2025-08-28 21:48:1113-18.0-27.5-9.10.01655-1.01, -0.281.050.003513313
2025-08-28 21:51:1114-19.2-26.7-8.90.01783-1.01, -0.281.050.003513316
2025-08-28 21:54:1115-18.9-25.5-8.60.01825-1.02, -0.281.050.003513317

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 )