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 13377
Detector 24h operating status:

Last processed image:    
   0 hours and 24 minutes ago (2025-07-29 03:48 UTC)
Last detected dimming:
   0 hours and 24 minutes ago (2025-07-29 03:48 UTC)


Overview for dimming #:
   13377           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 #: 13377          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-07-23 04:12:1110.00.00.00.00 , 0.003479279
2025-07-23 04:15:112-1.5-9.5-9.80.5153 , 0.003479280
2025-07-23 04:18:113-3.7-14.2-11.61.03187.09.10.16, 0.030.160.003479284
2025-07-23 04:21:114-7.5-17.3-11.22.06257.19.10.16, 0.040.160.003479285
2025-07-23 04:24:115-14.4-21.0-11.63.110796.810.50.18, 0.030.190.003479287
2025-07-23 04:27:116-21.9-25.0-12.64.615416.611.40.20, 0.030.206.203479288
2025-07-23 04:30:117-31.5-27.2-13.66.220926.513.20.23, 0.030.231.723479291
2025-07-23 04:33:118-40.9-33.7-14.87.324796.414.20.25, 0.030.250.003479292
2025-07-23 04:36:119-47.3-39.9-14.48.128036.513.60.24, 0.030.240.003479295
2025-07-23 04:39:1110-54.8-47.8-14.58.731056.612.90.22, 0.030.230.003479296
2025-07-23 04:42:1111-58.9-53.5-15.38.831646.712.80.22, 0.030.220.003479300
2025-07-23 04:45:1112-64.5-57.0-15.49.433496.612.80.22, 0.030.220.003479301
2025-07-23 04:48:1113-71.6-63.0-15.79.935946.712.30.21, 0.030.220.003479303
2025-07-23 04:51:1114-80.4-70.5-14.610.540051.05, 0.541.180.943479304
2025-07-23 04:54:1115-85.9-75.8-15.410.741951.05, 0.541.180.003479307

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 )