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 13842
Detector 24h operating status:

Last processed image:    
   0 hours and 23 minutes ago (2025-09-14 17:03 UTC)
Last detected dimming:
   2 hours and 52 minutes ago (2025-09-14 14:33 UTC)


Overview for dimming #:
   13842           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 #: 13842          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-09-11 21:30:1110.00.00.00.00 , 0.003526712
2025-09-11 21:33:112-1.5-12.8-18.30.368 , 0.003526715
2025-09-11 21:36:113-4.1-22.6-17.00.9197-5.946.10.73, -0.190.750.003526716
2025-09-11 21:39:114-6.6-31.2-17.41.4297-5.846.50.73, -0.190.750.003526719
2025-09-11 21:42:115-8.6-32.8-15.12.2449-5.846.70.73, -0.190.761.793526720
2025-09-11 21:45:116-10.2-33.0-13.42.7562-5.846.90.74, -0.190.761.293526723
2025-09-11 21:48:117-11.6-31.8-14.03.2653-5.847.00.74, -0.190.760.943526724
2025-09-11 21:51:118-13.4-32.4-14.43.6738-5.847.20.74, -0.190.760.003526727
2025-09-11 21:54:119-14.2-32.4-15.43.8761-5.947.40.74, -0.190.760.003526728
2025-09-11 21:57:1110-15.2-33.3-15.14.1815-6.047.60.74, -0.190.770.003526731
2025-09-11 22:00:1111-15.2-31.4-14.64.4857-5.947.30.74, -0.190.760.003526732
2025-09-11 22:03:1112-15.2-30.6-14.24.6881-5.847.30.74, -0.190.760.003526735
2025-09-11 22:06:2313-14.9-31.7-14.84.5866-5.947.40.74, -0.190.760.003526736
2025-09-11 22:09:1114-15.9-30.7-14.45.0943-5.947.50.74, -0.190.770.003526739

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 )