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 13421
Detector 24h operating status:

Last processed image:    
   0 hours and 20 minutes ago (2026-07-14 10:18 UTC)
Last detected dimming:
   4 hours and 1 minutes ago (2026-07-14 06:36 UTC)


Overview for dimming #:
   13421           back to overview

Animations and graphs
   derotated original images ( non-derotated )
   dimming intensity
   dimming mask

   base difference ( percentage )
   running difference ( percentage )

more

more

more


Details for dimming #: 13421          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-07-27 04:21:1110.00.00.00.00 , 0.003483058
2025-07-27 04:24:1120.00.00.00.00 , 0.003483063
2025-07-27 04:27:1130.00.00.00.00 , 0.003483064
2025-07-27 04:30:1140.00.00.00.00 , 0.003483065
2025-07-27 04:33:1150.00.00.00.00 , 1.413483066
2025-07-27 04:36:1160.00.00.00.00 , 5.723483071
2025-07-27 04:39:4770.00.00.00.00 , 1.333483072
2025-07-27 04:42:118-0.1-0.6-7.60.19 , 3.883483073
2025-07-27 04:45:119-1.2-7.4-9.00.7132 , 0.003483074
2025-07-27 04:48:1110-1.5-7.9-9.20.8154 , 1.723483079
2025-07-27 04:51:1111-1.2-7.7-9.10.7135 , 2.153483080
2025-07-27 04:54:1112-1.9-9.5-9.31.020116.430.30.49, 0.200.532.033483081
2025-07-27 04:57:1113-2.3-9.6-10.11.2230 , 2.193483082
2025-07-27 05:00:1114-2.8-10.8-10.31.4269 , 3.173483085
2025-07-27 05:03:1115-3.5-11.4-10.51.8332 , 2.623483086
2025-07-27 05:06:1116-4.4-13.0-10.72.0389 , 2.233483089
2025-07-27 05:09:1117-5.7-13.6-11.52.3478 , 1.873483090
2025-07-27 05:12:1118-5.1-14.1-12.82.1406 , 1.383483093
2025-07-27 05:15:1119-6.3-15.4-11.92.5512 , 1.983483094
2025-07-27 05:18:1120-6.7-16.2-12.62.6519-14.9-51.1-0.76, -0.320.826.583483097
2025-07-27 05:21:1121-8.9-16.9-11.54.4717-14.7-35.2-0.56, -0.330.652.163483098
2025-07-27 05:24:1122-12.2-19.1-10.47.31031-14.4-36.5-0.58, -0.320.676.723483101
2025-07-27 05:27:1123-30.1-19.7-11.712.42308-2.5-29.4-0.50, -0.130.511.213483102
2025-07-27 05:30:1124-19.8-20.6-10.611.01637-13.8-30.9-0.50, -0.320.600.923483105
2025-07-27 05:33:1125-17.0-21.7-10.410.11390-14.3-34.4-0.55, -0.320.641.113483106
2025-07-27 05:36:1126-18.2-21.6-10.310.51451-14.1-31.2-0.51, -0.320.600.003483109
2025-07-27 05:39:1127-19.9-21.6-10.611.41581-13.4-30.0-0.49, -0.310.580.003483110
2025-07-27 05:42:1128-21.9-21.0-10.113.11786-13.1-28.6-0.47, -0.310.570.003483113
2025-07-27 05:45:1129-44.3-24.7-11.718.93237-3.9-26.3-0.45, -0.150.470.003483114
2025-07-27 05:48:1130-26.1-21.0-10.815.42060-12.3-26.1-0.44, -0.300.530.003483117
2025-07-27 05:51:1131-53.4-27.9-11.822.83792-2.5-26.5-0.45, -0.130.470.003483118
2025-07-27 05:54:1132-58.9-30.1-12.324.54028-3.0-26.2-0.45, -0.140.470.003483121
2025-07-27 05:57:1133-60.4-30.9-12.724.84056-3.4-26.0-0.44, -0.140.470.003483122

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 )