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 14548
Detector 24h operating status:

Last processed image:    
   0 hours and 23 minutes ago (2026-03-05 14:06 UTC)
Last detected dimming:
   3 hours and 50 minutes ago (2026-03-05 10:39 UTC)


Overview for dimming #:
   14548           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
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Details for dimming #: 14548          
timeseq #total
intensity		max
intensity		median
intensity		areasizelatlonx,y in R☉dist.
R☉		detectionImg ID
2025-12-02 12:15:1110.00.00.00.00 , 0.003604123
2025-12-02 12:18:1120.00.00.00.00 , 0.003604124
2025-12-02 12:21:1130.00.00.00.00 , 1.483604129
2025-12-02 12:24:1140.00.00.00.00 , 1.663604130
2025-12-02 12:27:1150.00.00.00.00 , 2.293604131
2025-12-02 12:30:1160.00.00.00.00 , 3.053604132
2025-12-02 12:33:1170.00.00.00.00 , 2.533604135
2025-12-02 12:36:1180.00.00.00.00 , 2.243604136
2025-12-02 12:39:1190.00.00.00.00 , 2.243604139
2025-12-02 12:42:11100.00.00.00.00 , 7.883604140
2025-12-02 12:45:11110.00.00.00.00 , 9.443604143
2025-12-02 12:48:11120.00.00.00.00 , 6.083604144
2025-12-02 12:51:11130.00.00.00.00 , 1.353604147
2025-12-02 12:54:11140.00.00.00.00 , 1.163604148
2025-12-02 12:57:1115-0.1-0.4-13.20.06 , 1.293604151
2025-12-02 13:00:1116-0.4-4.5-14.00.0281.09, 0.441.181.143604152
2025-12-02 13:03:1117-0.8-7.8-15.00.0571.09, 0.441.180.003604155
2025-12-02 13:06:1118-1.0-8.7-15.50.0661.09, 0.441.170.003604156
2025-12-02 13:09:1119-1.6-11.1-16.20.0981.10, 0.421.170.003604159
2025-12-02 13:12:1120-2.5-12.1-18.40.01261.10, 0.391.170.003604160
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 )