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 13677
Detector 24h operating status:

Last processed image:    
   0 hours and 21 minutes ago (2025-08-25 15:00 UTC)
Last detected dimming:
   0 hours and 60 minutes ago (2025-08-25 14:21 UTC)


Overview for dimming #:
   13677           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 #: 13677          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-08-23 05:15:1110.00.00.00.00 , 0.003508497
2025-08-23 05:18:1120.00.00.00.00 , 0.003508500
2025-08-23 05:21:1130.00.00.00.00 , 1.423508501
2025-08-23 05:24:114-0.10.0-19.00.03-1.09, -0.431.171.263508504
2025-08-23 05:27:115-0.5-6.4-19.70.029-1.09, -0.431.170.003508505
2025-08-23 05:30:116-1.1-11.2-21.80.054-1.08, -0.431.172.003508508
2025-08-23 05:33:117-1.8-15.0-25.40.079-1.09, -0.431.170.003508509
2025-08-23 05:36:118-2.3-16.8-19.30.099-1.08, -0.431.170.003508512
2025-08-23 05:39:119-3.1-18.9-22.40.0132-1.09, -0.431.170.893508513
2025-08-23 05:42:1110-3.2-17.9-20.80.0141-1.09, -0.431.170.003508516
2025-08-23 05:45:1111-3.9-21.1-22.40.0166-1.09, -0.431.170.003508517
2025-08-23 05:48:1112-4.7-23.2-22.20.0204-1.09, -0.431.170.003508520
2025-08-23 05:51:1113-5.1-25.0-23.40.0209-1.09, -0.441.170.003508521
2025-08-23 05:54:1114-5.6-28.9-25.60.0203-1.09, -0.441.170.003508524

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 )