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 14505
Detector 24h operating status:

Last processed image:    
   0 hours and 21 minutes ago (2025-12-05 06:12 UTC)
Last detected dimming:
   0 hours and 60 minutes ago (2025-12-05 05:33 UTC)


Overview for dimming #:
   14505           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 #: 14505          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-11-27 09:33:1110.00.00.00.00 , 0.003599218
2025-11-27 09:36:1120.00.00.00.00 , 0.003599219
2025-11-27 09:39:113-1.1-9.7-12.30.480 , 0.003599220
2025-11-27 09:42:114-2.3-13.2-13.80.7156 , 0.003599225
2025-11-27 09:45:115-4.3-14.5-11.71.6317 , 0.003599226
2025-11-27 09:48:116-5.5-14.9-12.31.9389 , 3.193599227
2025-11-27 09:51:117-7.4-15.4-12.52.447715.0-49.3-0.74, 0.250.781.173599228
2025-11-27 09:54:118-10.0-25.0-11.63.56493.6-53.0-0.81, 0.050.810.003599231
2025-11-27 09:57:119-13.1-28.8-12.75.08072.7-53.3-0.81, 0.030.810.003599232
2025-11-27 10:00:1110-16.0-31.3-12.76.69883.1-53.2-0.81, 0.040.810.003599235
2025-11-27 10:03:1111-15.7-31.0-12.47.39962.7-53.8-0.82, 0.030.820.003599236
2025-11-27 10:06:1112-15.0-32.2-12.96.59233.5-53.0-0.81, 0.050.810.003599239
2025-11-27 10:09:1113-15.6-32.2-12.87.99632.4-53.5-0.81, 0.030.810.003599240
2025-11-27 10:12:1114-16.7-32.7-13.08.29863.0-53.1-0.81, 0.040.810.003599244
2025-11-27 10:15:1115-18.7-33.4-12.98.811103.0-53.2-0.81, 0.040.810.003599245

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 )