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 15251
Detector 24h operating status:

Last processed image:    
   0 hours and 19 minutes ago (2026-03-22 01:42 UTC)
Last detected dimming:
   9 hours and 25 minutes ago (2026-03-21 16:36 UTC)


Overview for dimming #:
   15251           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 #: 15251          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2026-03-17 22:54:1110.00.00.00.00 , 1.083701793
2026-03-17 22:57:1120.00.00.00.00 , 0.003701794
2026-03-17 23:00:1130.00.00.00.00 , 0.003701795
2026-03-17 23:03:1140.00.00.00.00 , 0.003701798
2026-03-17 23:06:115-6.8-28.6-23.55.0256-32.3-79.1-0.84, -0.520.980.003701799
2026-03-17 23:09:116-10.2-42.3-13.17.2470-33.1-78.9-0.83, -0.530.986.223701801
2026-03-17 23:12:117-12.2-31.9-11.18.2683-33.4-80.2-0.83, -0.530.991.113701802
2026-03-17 23:15:118-15.6-23.3-12.39.4932-0.83, -0.561.000.843701806
2026-03-17 23:18:119-19.6-24.4-13.18.21124-0.83, -0.591.021.423701807
2026-03-17 23:21:1110-21.7-26.7-13.17.11308-0.83, -0.601.031.813701812
2026-03-17 23:24:1111-26.7-27.0-13.64.61538-14.12.10.04, -0.120.131.033701813
2026-03-17 23:27:1112-30.5-25.7-13.64.61729-14.42.40.04, -0.130.140.003701814
2026-03-17 23:30:1113-30.5-25.0-14.34.61721-14.93.00.05, -0.140.150.003701815
2026-03-17 23:33:1114-33.1-23.1-14.05.91902-14.93.30.06, -0.140.150.003701820
2026-03-17 23:36:1115-33.1-23.1-14.55.81918-15.42.80.05, -0.150.150.003701821
2026-03-17 23:39:1116-33.1-23.7-14.54.91895-15.72.90.05, -0.150.160.003701822
2026-03-17 23:42:1117-34.5-24.7-14.56.71971-16.42.40.04, -0.160.170.003701823
2026-03-17 23:45:1118-36.0-24.8-15.26.81982-16.52.20.04, -0.170.170.003701826
2026-03-17 23:48:1119-38.6-30.5-15.98.91994-17.71.80.03, -0.190.190.003701827

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 )