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 13663
Detector 24h operating status:

Last processed image:    
   0 hours and 19 minutes ago (2025-08-25 15:00 UTC)
Last detected dimming:
   0 hours and 58 minutes ago (2025-08-25 14:21 UTC)


Overview for dimming #:
   13663           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 #: 13663          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-08-20 20:57:1110.00.00.00.00 , 0.003506251
2025-08-20 21:00:3520.00.00.00.00 , 1.063506252
2025-08-20 21:03:1130.00.00.00.00 , 0.953506255
2025-08-20 21:06:1140.00.00.00.00 , 0.003506256
2025-08-20 21:09:115-0.7-6.3-8.00.079-1.14, 0.041.141.103506259
2025-08-20 21:12:116-4.5-10.3-8.70.0506-1.13, 0.011.131.793506260
2025-08-20 21:15:117-8.5-12.3-8.80.0911-1.12, 0.011.122.363506263
2025-08-20 21:18:118-10.6-13.7-9.30.01076-1.12, 0.001.120.003506264
2025-08-20 21:21:119-11.8-14.1-9.30.01158-1.12, -0.011.120.003506269
2025-08-20 21:24:1110-12.9-14.5-9.40.01264-1.12, 0.001.120.003506270
2025-08-20 21:27:1111-13.7-14.7-9.50.01333-1.13, 0.011.130.003506271
2025-08-20 21:30:1112-14.1-15.4-9.50.01382-1.14, 0.031.140.003506272
2025-08-20 21:33:1113-13.9-15.4-9.40.01369-1.14, 0.021.140.003506275
2025-08-20 21:36:1114-13.2-14.4-9.30.01323-1.13, 0.001.130.003506276
2025-08-20 21:39:1115-13.7-14.8-9.60.01355-1.14, 0.021.140.003506279

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 )