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 13988
Detector 24h operating status:

Last processed image:    
   0 hours and 23 minutes ago (2025-10-01 20:51 UTC)
Last detected dimming:
   8 hours and 20 minutes ago (2025-10-01 12:54 UTC)


Overview for dimming #:
   13988           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 #: 13988          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-09-28 11:03:1110.00.0-13.10.03 , 0.003542576
2025-09-28 11:06:1120.00.00.00.00 , 0.003542577
2025-09-28 11:09:1130.00.00.00.00 , 0.003542579
2025-09-28 11:12:1140.00.00.00.00 , 0.003542580
2025-09-28 11:15:1150.00.00.00.00 , 1.743542584
2025-09-28 11:18:116-0.3-1.6-9.10.229 , 12.773542585
2025-09-28 11:21:117-4.0-11.3-11.21.52913.6-53.1-0.81, -0.010.818.963542590
2025-09-28 11:24:118-6.3-16.1-11.02.34523.9-52.8-0.80, 0.000.8020.093542591
2025-09-28 11:27:119-9.7-18.1-11.03.06154.3-52.4-0.80, 0.000.803.103542592
2025-09-28 11:30:1110-12.5-45.4-11.43.26774.2-52.5-0.80, 0.000.801.763542593
2025-09-28 11:33:1111-14.4-48.7-11.73.57384.2-52.7-0.80, 0.000.800.003542596
2025-09-28 11:36:1112-14.2-48.6-11.93.57454.2-52.5-0.80, 0.000.801.603542597
2025-09-28 11:39:1113-14.4-47.7-12.23.57354.2-52.4-0.80, 0.000.801.193542602
2025-09-28 11:42:1114-15.6-49.0-12.73.67574.1-52.5-0.80, 0.000.800.003542603
2025-09-28 11:45:1115-16.7-49.4-12.83.87834.1-52.7-0.80, 0.000.800.003542604
2025-09-28 11:48:1116-16.1-47.8-12.63.67454.0-52.7-0.80, 0.000.800.003542605
2025-09-28 11:51:1117-15.9-47.4-12.33.87864.0-52.7-0.80, 0.000.800.003542610

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 )