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 15924
Detector 24h operating status:

Last processed image:    
   0 hours and 18 minutes ago (2026-07-11 17:42 UTC)
Last detected dimming:
   25 hours and 6 minutes ago (2026-07-10 16:54 UTC)


Overview for dimming #:
   15924           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 #: 15924          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2026-07-05 18:27:2310.00.00.00.00 , 0.003811376
2026-07-05 18:30:1120.00.00.00.00 , 0.003811379
2026-07-05 18:33:113-2.7-9.6-10.70.9233-3.629.30.50, -0.110.510.003811382
2026-07-05 18:36:114-13.1-14.6-11.93.81026-5.729.30.49, -0.150.520.003811383
2026-07-05 18:39:235-20.4-20.2-12.65.51470-6.129.50.50, -0.160.520.003811384
2026-07-05 18:42:116-27.3-24.5-13.07.11889-5.729.60.50, -0.150.521.063811387
2026-07-05 18:45:117-33.6-26.7-13.38.42223-5.629.70.50, -0.150.521.013811388
2026-07-05 18:48:118-39.9-28.0-12.310.72763-5.429.80.50, -0.150.521.483811391
2026-07-05 18:51:119-50.0-30.5-12.113.53428-5.829.90.50, -0.150.530.983811392
2026-07-05 18:54:1110-58.7-33.6-12.515.43858-6.330.10.51, -0.160.530.003811395
2026-07-05 18:57:1111-63.1-35.6-13.116.14028-7.330.30.51, -0.180.540.003811398
2026-07-05 19:00:1112-67.9-40.6-13.317.14238-8.330.30.51, -0.200.540.003811399
2026-07-05 19:03:3513-72.5-42.1-12.718.74648-8.830.40.51, -0.210.550.003811400
2026-07-05 19:06:1214-74.7-44.7-12.819.04716-9.130.30.50, -0.210.550.003811403
2026-07-05 19:09:1115-76.1-42.1-12.420.14973-9.330.50.51, -0.210.550.003811404
2026-07-05 19:12:1116-75.5-46.8-12.120.14988-9.330.50.51, -0.210.550.003811407
2026-07-05 19:15:3517-73.8-45.9-11.820.04951-8.830.50.51, -0.210.550.003811408

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 )