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 13531
Detector 24h operating status:

Last processed image:    
   0 hours and 22 minutes ago (2026-07-11 20:24 UTC)
Last detected dimming:
   27 hours and 51 minutes ago (2026-07-10 16:54 UTC)


Overview for dimming #:
   13531           back to overview

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

   base difference ( percentage )
   running difference ( percentage )

more

more

more


Details for dimming #: 13531          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-08-05 22:30:1110.00.00.00.00 , 0.003492033
2025-08-05 22:33:1120.00.00.00.00 , 0.003492034
2025-08-05 22:36:113-1.5-12.6-14.90.4101 , 0.003492036
2025-08-05 22:39:114-3.5-18.7-18.50.7194 , 0.003492037
2025-08-05 22:42:115-5.5-26.0-19.21.027923.8-20.1-0.32, 0.310.450.843492041
2025-08-05 22:45:116-8.8-32.8-15.01.746623.8-20.3-0.32, 0.310.454.283492042
2025-08-05 22:48:117-9.7-36.9-16.71.746923.8-20.3-0.32, 0.310.450.003492044
2025-08-05 22:51:118-11.4-40.0-14.32.158323.8-20.3-0.32, 0.310.450.003492045
2025-08-05 22:54:119-12.4-43.2-15.32.260223.7-20.4-0.32, 0.310.450.003492046
2025-08-05 22:57:1110-13.4-44.5-17.12.260623.6-20.4-0.32, 0.310.455.393492049
2025-08-05 23:00:1111-14.4-46.0-17.52.262323.6-20.4-0.32, 0.310.454.313492052
2025-08-05 23:03:1112-14.6-46.4-18.22.262623.6-20.3-0.32, 0.310.452.003492053
2025-08-05 23:06:1113-16.3-47.3-18.32.569523.5-20.3-0.32, 0.310.452.213492057
2025-08-05 23:09:1114-16.7-47.2-18.22.571123.6-20.3-0.32, 0.310.450.003492058
2025-08-05 23:12:1115-18.2-46.0-18.32.879223.7-20.6-0.33, 0.310.450.003492060
2025-08-05 23:15:1116-18.8-45.3-19.12.980323.7-20.6-0.33, 0.310.454.133492061
2025-08-05 23:18:1117-20.1-44.0-18.33.187523.7-20.7-0.33, 0.310.451.303492064
2025-08-05 23:21:1118-19.9-42.6-18.03.188110.010.60.18, 0.070.200.003492065
2025-08-05 23:24:1119-21.6-40.9-15.33.610259.211.20.19, 0.060.200.003492068
2025-08-05 23:27:1120-21.4-37.8-13.83.710688.711.50.20, 0.050.213.603492069
2025-08-05 23:30:3521-21.5-36.3-13.53.710678.711.60.20, 0.050.210.003492070
2025-08-05 23:33:1122-22.3-34.7-13.13.911158.711.40.20, 0.050.200.003492073
2025-08-05 23:36:1123-22.1-32.8-13.43.811018.811.40.20, 0.050.200.003492077
2025-08-05 23:39:1124-19.9-31.0-14.13.49669.111.20.19, 0.050.200.003492078
2025-08-05 23:42:1125-20.1-35.2-15.23.28959.510.70.19, 0.060.200.003492081
2025-08-05 23:45:1126-21.4-46.9-14.93.49309.710.60.18, 0.060.191.433492082
2025-08-05 23:48:1127-21.6-46.5-15.63.39259.710.70.19, 0.060.200.003492084
2025-08-05 23:51:1128-25.5-55.2-16.53.610048.610.70.19, 0.040.191.603492085

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 )