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 14209
Detector 24h operating status:

Last processed image:    
   0 hours and 27 minutes ago (2025-10-29 06:36 UTC)
Last detected dimming:
   1 hours and 9 minutes ago (2025-10-29 05:54 UTC)


Overview for dimming #:
   14209           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 #: 14209          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-10-21 03:27:1110.00.00.00.00 , 0.003564281
2025-10-21 03:30:1120.00.00.00.00 , 0.003564282
2025-10-21 03:33:1130.00.00.00.00 , 0.003564287
2025-10-21 03:36:114-1.8-12.1-13.00.6129 , 1.653564288
2025-10-21 03:39:115-4.8-20.7-11.61.53324.447.10.74, 0.010.741.083564289
2025-10-21 03:42:116-9.4-24.8-10.63.06884.947.20.74, 0.020.741.283564292
2025-10-21 03:45:117-14.3-28.9-10.74.39914.847.10.74, 0.020.741.193564293
2025-10-21 03:48:358-19.9-36.0-12.55.111944.947.10.74, 0.020.740.003564294
2025-10-21 03:51:119-24.1-40.7-13.25.913624.847.20.74, 0.020.740.003564298
2025-10-21 03:54:1110-26.6-43.6-13.46.515005.047.30.74, 0.020.740.003564299
2025-10-21 03:57:1111-26.8-43.0-13.46.514975.047.20.74, 0.020.740.003564300
2025-10-21 04:00:1112-24.6-42.4-13.45.913675.147.30.74, 0.030.740.003564301
2025-10-21 04:03:1113-22.5-40.5-13.65.512625.147.30.74, 0.030.740.003564306
2025-10-21 04:06:1114-22.1-38.8-13.35.512665.147.30.74, 0.030.740.003564307
2025-10-21 04:09:1115-22.1-36.7-13.65.412505.247.40.74, 0.030.740.003564308

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 )