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 13843
Detector 24h operating status:

Last processed image:    
   0 hours and 17 minutes ago (2025-09-14 17:09 UTC)
Last detected dimming:
   2 hours and 53 minutes ago (2025-09-14 14:33 UTC)


Overview for dimming #:
   13843           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 #: 13843          
timeseq #total
intensity		max
intensity		median
intensity		areasizelatlonx,y in R☉dist.
R☉		detectionImg ID
2025-09-12 02:51:1110.00.00.00.00 , 0.003526927
2025-09-12 02:54:1120.00.00.00.00 , 0.003526928
2025-09-12 02:57:1130.00.00.00.00 , 0.003526931
2025-09-12 03:00:114-4.8-12.2-10.30.04671.18, 0.141.190.003526932
2025-09-12 03:03:115-7.1-18.1-10.70.05861.13, 0.091.141.733526935
2025-09-12 03:06:116-9.7-26.1-11.40.06821.13, 0.091.143.493526936
2025-09-12 03:09:117-20.2-33.6-12.50.013911.13, 0.091.142.763526939
2025-09-12 03:12:118-28.7-39.0-14.30.017361.13, 0.091.132.013526940
2025-09-12 03:15:119-38.6-45.7-15.60.021471.13, 0.091.141.493526943
2025-09-12 03:18:1110-45.7-49.9-17.50.022921.13, 0.091.131.053526944
2025-09-12 03:21:1111-50.3-51.7-18.20.023981.13, 0.101.130.003526947
2025-09-12 03:24:1112-54.3-53.1-18.90.024841.13, 0.101.130.003526948
2025-09-12 03:27:1113-57.8-56.5-19.00.025571.12, 0.091.130.003526951
2025-09-12 03:30:1114-60.8-59.3-19.40.025741.12, 0.091.130.003526952
2025-09-12 03:33:1115-62.1-60.8-19.60.025811.12, 0.091.130.003526955
2025-09-12 03:36:1116-64.7-62.3-20.00.026031.12, 0.091.130.003526956
2025-09-12 03:39:1117-66.5-65.3-20.20.026101.12, 0.091.130.003526959
2025-09-12 03:42:1118-68.3-67.0-20.40.026451.12, 0.091.130.003526960
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 )