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 14445
Detector 24h operating status:

Last processed image:    
   0 hours and 24 minutes ago (2025-11-18 10:18 UTC)
Last detected dimming:
   0 hours and 23 minutes ago (2025-11-18 10:18 UTC)


Overview for dimming #:
   14445           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 #: 14445          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-11-18 05:09:112-1.3-10.4-13.80.3101-0.614.60.26, -0.050.260.003590676
2025-11-18 05:12:113-1.6-11.4-13.10.4121-0.414.50.25, -0.050.260.003590677
2025-11-18 05:15:114-2.2-12.1-13.50.5169-0.414.40.25, -0.050.263.233590678
2025-11-18 05:18:115-2.9-12.9-13.90.7212-0.615.00.26, -0.050.272.843590679
2025-11-18 05:21:116-3.5-13.3-14.70.7233-1.515.90.28, -0.070.292.143590684
2025-11-18 05:24:117-3.9-13.1-15.00.8256-1.215.70.27, -0.060.282.143590685
2025-11-18 05:27:118-4.9-14.4-13.21.1349-0.915.40.27, -0.060.280.973590686
2025-11-18 05:30:119-8.0-14.8-11.41.9615-1.315.20.27, -0.060.270.003590687
2025-11-18 05:33:1110-5.7-14.7-11.11.3426-1.315.50.27, -0.060.280.003590692
2025-11-18 05:36:1111-7.6-15.3-10.61.8579-1.415.60.27, -0.070.280.003590693
2025-11-18 05:39:1112-14.4-16.3-11.33.41073-2.014.80.26, -0.080.272.403590694
2025-11-18 05:42:1113-13.0-17.3-11.33.0958-2.515.80.27, -0.090.290.003590695
2025-11-18 05:45:1114-19.2-19.6-12.04.31374-2.415.20.27, -0.080.280.003590698
2025-11-18 05:48:1115-17.0-20.1-12.03.71189-2.115.80.28, -0.080.290.003590699

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 )