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 14622
Detector 24h operating status:

Last processed image:    
   0 hours and 17 minutes ago (2026-03-04 08:00 UTC)
Last detected dimming:
   0 hours and 50 minutes ago (2026-03-04 07:27 UTC)


Overview for dimming #:
   14622           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 #: 14622          
timeseq #total
intensity		max
intensity		median
intensity		areasizelatlonx,y in R☉dist.
R☉		detectionImg ID
2025-12-09 13:18:1110.00.00.00.00 , 0.933610479
2025-12-09 13:21:1120.00.00.00.00 , 1.073610480
2025-12-09 13:24:1130.00.00.00.00 , 0.003610481
2025-12-09 13:27:1140.00.00.00.00 , 0.003610482
2025-12-09 13:30:115-0.6-6.2-37.10.115 , 1.133610483
2025-12-09 13:33:116-2.1-16.2-21.70.38233.76.90.10, 0.560.571.373610484
2025-12-09 13:36:117-2.7-14.4-17.70.5128 , 0.973610485
2025-12-09 13:39:118-3.6-16.2-21.10.6162 , 0.003610486
2025-12-09 13:42:119-5.1-17.9-19.40.9236 , 0.003610487
2025-12-09 13:45:1110-3.8-16.4-22.90.6159 , 0.003610488
2025-12-09 13:48:1111-4.2-16.7-21.60.6171 , 0.003610489
2025-12-09 13:51:1112-5.8-22.1-14.30.9263 , 0.003610490
2025-12-09 13:54:1113-8.1-25.6-10.21.7479 , 0.003610491
2025-12-09 13:57:1114-10.8-32.5-9.12.673128.39.90.15, 0.480.510.003610492
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 )