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 13648
Detector 24h operating status:

Last processed image:    
   0 hours and 15 minutes ago (2025-08-25 15:06 UTC)
Last detected dimming:
   0 hours and 60 minutes ago (2025-08-25 14:21 UTC)


Overview for dimming #:
   13648           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 #: 13648          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-08-17 23:57:1110.00.00.00.00 , 0.953503533
2025-08-18 00:00:112-0.2-0.8-17.50.215 , 0.003503536
2025-08-18 00:03:113-1.7-13.7-15.10.875-14.3-69.2-0.91, -0.290.960.863503537
2025-08-18 00:06:114-2.7-17.7-14.61.2114-14.3-69.2-0.92, -0.290.961.293503540
2025-08-18 00:09:115-4.1-20.8-15.91.8169-14.3-69.0-0.91, -0.290.961.343503541
2025-08-18 00:12:116-4.7-21.3-14.22.3212-14.4-68.9-0.91, -0.290.963.103503544
2025-08-18 00:15:117-6.0-24.9-14.63.0270-14.2-68.8-0.91, -0.290.963.903503545
2025-08-18 00:18:118-8.0-25.8-14.94.1361-14.8-68.7-0.91, -0.300.960.933503548
2025-08-18 00:21:119-9.7-26.0-15.44.8420-15.3-68.6-0.91, -0.310.960.863503549
2025-08-18 00:24:1110-12.1-28.8-17.05.0440-15.9-68.7-0.91, -0.320.960.003503552
2025-08-18 00:27:1111-18.0-45.4-18.26.1522-16.8-69.2-0.90, -0.330.960.003503553
2025-08-18 00:30:1112-25.0-67.3-18.57.2604-17.3-69.3-0.90, -0.340.960.003503556
2025-08-18 00:33:1113-35.3-147.5-20.27.9669-17.7-69.6-0.90, -0.340.970.003503557
2025-08-18 00:36:1114-43.1-173.1-21.38.9745-17.7-69.9-0.90, -0.340.970.003503560
2025-08-18 00:39:1115-46.3-169.9-21.29.0792-17.6-70.0-0.90, -0.340.970.003503561

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 )