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 14916
Detector 24h operating status:

Last processed image:    
   0 hours and 18 minutes ago (2026-03-12 13:42 UTC)
Last detected dimming:
   4 hours and 51 minutes ago (2026-03-12 09:09 UTC)


Overview for dimming #:
   14916           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

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Details for dimming #: 14916          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2026-01-22 13:09:112-0.4-4.4-23.00.119-3.125.20.43, 0.030.430.003651620
2026-01-22 13:12:113-0.7-5.7-21.70.137-3.024.90.43, 0.030.430.003651621
2026-01-22 13:15:114-2.5-7.7-12.60.6191-3.124.90.43, 0.030.433.423651622
2026-01-22 13:18:115-6.5-12.2-12.01.6507-2.123.90.41, 0.050.413.243651623
2026-01-22 13:21:116-17.1-14.6-11.64.71306-2.023.90.41, 0.050.417.183651628
2026-01-22 13:24:117-20.9-17.7-11.95.41524-2.524.30.42, 0.040.421.183651629
2026-01-22 13:27:118-23.4-18.2-13.25.61587-3.123.70.41, 0.030.412.713651630
2026-01-22 13:30:119-26.8-17.9-13.56.21781-4.422.70.39, 0.010.394.643651631
2026-01-22 13:33:1110-32.4-18.8-14.56.91981-4.822.50.39, 0.000.394.203651634
2026-01-22 13:36:1111-35.1-20.2-15.17.22069-6.723.80.41, -0.030.410.853651635
2026-01-22 13:39:1112-37.1-21.7-15.37.42122-7.724.50.42, -0.050.420.003651638
2026-01-22 13:42:1113-40.4-25.3-15.47.92253-9.725.20.43, -0.090.430.003651639
2026-01-22 13:45:1114-43.2-28.6-16.08.02290-10.424.40.41, -0.100.420.003651642
2026-01-22 13:48:1115-49.8-53.0-16.38.42404-11.825.00.42, -0.120.440.003651643
2026-01-22 13:51:1116-53.2-67.8-16.48.62467-10.925.20.42, -0.110.441.113651644
2026-01-22 13:54:1117-61.3-104.3-16.99.02605-10.725.00.42, -0.110.431.163651649
2026-01-22 13:57:1118-92.1-126.5-15.714.44268-5.222.60.39, -0.010.390.003651650

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 )