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 13818
Detector 24h operating status:

Last processed image:    
   0 hours and 20 minutes ago (2025-09-14 17:03 UTC)
Last detected dimming:
   2 hours and 50 minutes ago (2025-09-14 14:33 UTC)


Overview for dimming #:
   13818           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 #: 13818          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-09-07 08:33:1110.00.00.00.00 , 0.003522360
2025-09-07 08:36:1120.00.00.00.00 , 0.003522363
2025-09-07 08:39:1130.00.00.00.00 , 0.003522364
2025-09-07 08:42:1140.0-0.2-7.30.06 , 0.003522367
2025-09-07 08:45:115-1.9-8.7-9.50.6191-8.0-15.7-0.27, -0.260.382.233522368
2025-09-07 08:48:116-4.0-13.1-11.81.1318-10.2-15.4-0.27, -0.300.401.343522371
2025-09-07 08:51:117-5.8-14.9-12.11.5453-8.0-15.6-0.27, -0.260.380.003522372
2025-09-07 08:54:118-8.1-15.2-13.02.0598-9.8-15.1-0.26, -0.290.390.003522375
2025-09-07 08:57:119-11.2-17.0-14.02.4717-11.2-14.7-0.25, -0.320.410.003522376
2025-09-07 09:00:1110-10.7-16.7-14.62.4706-10.2-14.8-0.26, -0.300.390.003522379
2025-09-07 09:03:1111-11.3-18.3-14.82.5734-9.2-15.1-0.26, -0.280.380.003522380
2025-09-07 09:06:1112-12.5-18.5-14.12.8839-8.8-15.1-0.26, -0.280.380.003522383
2025-09-07 09:09:1113-13.2-19.1-13.83.0884-8.6-15.3-0.26, -0.270.380.003522384
2025-09-07 09:12:1114-13.7-20.3-14.23.1925-8.2-15.8-0.27, -0.260.380.003522387

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 )