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 13475
Detector 24h operating status:

Last processed image:    
   0 hours and 18 minutes ago (2025-08-04 13:39 UTC)
Last detected dimming:
   1 hours and 51 minutes ago (2025-08-04 12:06 UTC)


Overview for dimming #:
   13475           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 #: 13475          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-08-01 02:36:1110.00.00.00.00 , 1.543487518
2025-08-01 02:39:1120.00.00.00.00 , 0.953487521
2025-08-01 02:42:2330.00.00.00.00 , 0.003487522
2025-08-01 02:45:1140.00.00.00.00 , 0.003487524
2025-08-01 02:48:115-0.3-2.6-8.60.128 , 0.003487528
2025-08-01 02:51:116-1.5-4.4-9.20.51466.59.40.16, 0.010.167.123487529
2025-08-01 02:54:117-3.5-6.1-9.91.13426.49.70.17, 0.010.1724.703487530
2025-08-01 02:57:118-4.9-8.1-9.71.54616.39.10.16, 0.010.161.223487533
2025-08-01 03:00:119-6.3-9.3-10.51.85536.48.70.15, 0.010.151.103487534
2025-08-01 03:03:1110-7.3-9.6-10.22.36436.29.50.17, 0.010.170.003487537
2025-08-01 03:06:1111-10.2-11.5-10.03.69266.29.70.17, 0.010.170.003487538
2025-08-01 03:09:1112-13.8-10.6-10.05.012627.6-47.4-0.74, 0.060.740.003487541
2025-08-01 03:12:1113-15.3-11.3-9.95.614068.3-48.4-0.75, 0.080.750.003487542
2025-08-01 03:15:1114-17.7-12.0-9.96.516187.4-46.9-0.73, 0.060.740.003487545
2025-08-01 03:18:1115-16.9-12.5-10.06.115156.8-46.4-0.73, 0.050.730.003487548

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 )