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 13662
Detector 24h operating status:

Last processed image:    
   0 hours and 20 minutes ago (2025-08-25 15:00 UTC)
Last detected dimming:
   0 hours and 59 minutes ago (2025-08-25 14:21 UTC)


Overview for dimming #:
   13662           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 #: 13662          
timeseq #total
intensity		max
intensity		median
intensity		areasizelatlonx,y in R☉dist.
R☉		detectionImg ID
2025-08-20 20:24:1110.00.00.00.00 , 0.003506228
2025-08-20 20:27:1120.00.00.00.00 , 0.003506231
2025-08-20 20:30:1130.00.00.00.00 , 0.003506232
2025-08-20 20:33:1140.00.00.00.00 , 0.003506235
2025-08-20 20:36:1150.00.00.00.00 , 0.003506236
2025-08-20 20:39:1160.00.00.00.00 , 1.393506239
2025-08-20 20:42:1170.00.00.00.00 , 0.883506240
2025-08-20 20:45:1180.00.00.00.00 , 0.003506243
2025-08-20 20:48:1190.00.00.00.00 , 0.003506244
2025-08-20 20:51:11100.00.00.00.00 , 0.003506247
2025-08-20 20:54:11110.00.00.00.00 , 0.003506248
2025-08-20 20:57:11120.00.00.00.00 , 0.003506251
2025-08-20 21:00:3513-1.7-7.9-9.40.0173-1.13, 0.061.131.063506252
2025-08-20 21:03:1114-2.1-9.0-10.00.0198-1.14, 0.081.140.953506255
2025-08-20 21:06:1115-4.5-11.3-10.40.0424-1.14, 0.081.140.003506256
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 )