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 13446
Detector 24h operating status:

Last processed image:    
   0 hours and 19 minutes ago (2025-08-04 13:33 UTC)
Last detected dimming:
   1 hours and 46 minutes ago (2025-08-04 12:06 UTC)


Overview for dimming #:
   13446           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 #: 13446          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-07-29 20:36:1110.00.00.00.00 , 0.003485418
2025-07-29 20:39:112-1.1-9.8-13.70.261-3.227.30.46, -0.150.490.003485419
2025-07-29 20:42:113-5.5-29.9-12.40.7181-7.633.10.55, -0.220.598.143485424
2025-07-29 20:45:114-14.9-60.5-19.91.7440-7.633.20.55, -0.220.596.073485425
2025-07-29 20:48:115-21.2-78.9-19.72.5642-7.833.40.55, -0.220.591.413485426
2025-07-29 20:51:116-25.1-91.7-19.92.9733-7.633.00.55, -0.220.590.003485427
2025-07-29 20:54:117-27.5-98.3-19.93.2796-7.633.00.55, -0.220.590.003485430
2025-07-29 20:57:118-30.7-98.9-21.63.1762-7.332.70.54, -0.210.580.003485431
2025-07-29 21:00:359-29.2-99.1-22.42.8704-7.432.70.54, -0.210.580.003485434
2025-07-29 21:03:1110-27.8-79.7-26.72.5629-7.332.70.54, -0.210.580.003485435
2025-07-29 21:06:1111-29.1-88.0-29.42.3596-7.032.50.54, -0.210.580.003485438
2025-07-29 21:09:1112-32.8-124.9-32.72.3592-6.832.30.54, -0.200.570.003485439

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 )