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 13569
Detector 24h operating status:

Last processed image:    
   0 hours and 20 minutes ago (2026-07-12 05:27 UTC)
Last detected dimming:
   3 hours and 38 minutes ago (2026-07-12 02:09 UTC)


Overview for dimming #:
   13569           back to overview

Animations and graphs
   derotated original images ( non-derotated )
   dimming intensity
   dimming mask

   base difference ( percentage )
   running difference ( percentage )

more

more

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Details for dimming #: 13569          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-08-08 15:54:1110.00.00.00.00 , 0.003494643
2025-08-08 15:57:1120.00.00.00.00 , 0.003494644
2025-08-08 16:00:113-0.3-2.8-37.10.08 , 0.003494648
2025-08-08 16:03:114-1.7-12.6-13.10.410017.8-30.3-0.49, 0.220.530.003494650
2025-08-08 16:06:115-7.3-33.4-20.91.026814.7-39.2-0.62, 0.170.640.003494651
2025-08-08 16:09:116-15.5-51.8-25.71.642816.8-33.7-0.54, 0.200.574.013494652
2025-08-08 16:12:117-17.4-55.8-25.31.948016.3-35.2-0.56, 0.200.594.243494658
2025-08-08 16:15:358-18.5-62.5-23.72.255615.6-37.2-0.59, 0.180.620.003494659
2025-08-08 16:18:119-19.5-63.2-24.52.359215.2-38.1-0.60, 0.180.631.193494660
2025-08-08 16:21:1110-22.3-64.1-27.42.563815.7-36.8-0.58, 0.190.610.003494661
2025-08-08 16:24:1111-22.9-64.5-27.72.564316.1-35.9-0.57, 0.190.600.003494666
2025-08-08 16:27:3512-22.7-64.0-28.82.461716.3-35.4-0.56, 0.200.600.003494667
2025-08-08 16:30:1113-22.3-64.8-28.82.460716.3-35.3-0.56, 0.200.590.003494668
2025-08-08 16:33:2314-23.2-66.0-30.42.359616.7-34.1-0.54, 0.200.580.003494669
2025-08-08 16:36:1115-22.1-63.4-30.12.358816.7-33.9-0.54, 0.200.580.003494672
2025-08-08 16:39:1116-21.7-64.6-32.02.256516.5-34.6-0.55, 0.200.590.003494673
2025-08-08 16:42:1117-21.6-63.5-31.92.256616.1-36.1-0.57, 0.190.610.003494678

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 )