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 15866
Detector 24h operating status:

Last processed image:    
   0 hours and 20 minutes ago (2026-07-22 02:03 UTC)
Last detected dimming:
   0 hours and 32 minutes ago (2026-07-22 01:51 UTC)


Overview for dimming #:
   15866           back to overview

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

   base difference ( percentage )
   running difference ( percentage )

more

more

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Details for dimming #: 15866          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2026-06-29 11:30:1110.00.00.00.00 , 1.193805355
2026-06-29 11:33:1120.00.00.00.00 , 0.003805356
2026-06-29 11:36:1130.00.00.00.00 , 0.003805359
2026-06-29 11:39:1140.00.00.00.00 , 0.003805360
2026-06-29 11:42:1150.00.00.00.00 , 2.043805363
2026-06-29 11:45:1160.00.00.00.00 , 1.133805364
2026-06-29 11:48:117-1.1-9.3-17.60.263 , 5.663805367
2026-06-29 11:51:118-2.0-11.2-18.90.4113 , 3.543805368
2026-06-29 11:54:119-2.5-11.0-21.00.411516.0-14.5-0.24, 0.240.340.003805371
2026-06-29 11:57:1110-3.3-12.9-19.60.514215.9-14.0-0.24, 0.230.330.933805372
2026-06-29 12:00:1111-3.8-21.2-24.20.412915.7-13.9-0.23, 0.230.331.723805375
2026-06-29 12:03:1112-5.0-26.4-22.70.617415.7-14.0-0.24, 0.230.331.203805376
2026-06-29 12:06:1113-6.8-31.9-26.20.721215.7-13.9-0.23, 0.230.330.003805379
2026-06-29 12:09:1114-8.7-34.2-23.41.028515.8-14.1-0.24, 0.230.330.003805380
2026-06-29 12:12:1115-10.8-40.6-23.51.234915.7-14.1-0.24, 0.230.330.003805383
2026-06-29 12:15:1116-13.2-43.4-22.41.544115.7-14.1-0.24, 0.230.330.003805384
2026-06-29 12:18:1117-14.6-46.7-22.91.647015.8-14.1-0.24, 0.230.330.003805387
2026-06-29 12:21:1118-16.0-47.3-22.11.854015.7-14.1-0.24, 0.230.330.003805388
2026-06-29 12:24:1119-16.4-47.8-23.81.853315.7-14.1-0.24, 0.230.332.033805391
2026-06-29 12:27:1120-18.8-47.7-19.52.368715.9-14.0-0.24, 0.230.333.393805392
2026-06-29 12:30:1121-21.7-47.3-19.32.779816.2-13.5-0.23, 0.240.331.833805395
2026-06-29 12:33:1122-22.6-48.0-21.02.779516.2-13.3-0.22, 0.240.330.003805396
2026-06-29 12:36:1123-25.4-47.3-22.23.089216.3-13.2-0.22, 0.240.331.133805399
2026-06-29 12:39:1124-28.8-50.1-22.53.499516.4-13.0-0.22, 0.240.3315.633805400
2026-06-29 12:42:1125-33.5-50.9-24.63.7110016.4-12.1-0.20, 0.240.3211.243805403
2026-06-29 12:45:1126-36.9-53.3-25.74.0119216.7-11.9-0.20, 0.250.328.543805404
2026-06-29 12:48:1127-42.6-56.2-23.94.8143716.6-11.9-0.20, 0.240.321.413805407
2026-06-29 12:51:1128-45.9-55.3-21.45.6165916.7-12.0-0.20, 0.250.322.373805408
2026-06-29 12:54:1129-50.2-55.9-19.86.1182816.8-11.6-0.19, 0.250.321.733805411
2026-06-29 12:57:1130-58.1-58.0-17.77.6225616.8-11.6-0.19, 0.250.321.083805412
2026-06-29 13:00:1131-62.9-59.8-18.28.1241616.7-11.5-0.19, 0.250.310.003805415
2026-06-29 13:03:1132-68.3-61.7-17.19.0268416.7-11.4-0.19, 0.250.310.003805416
2026-06-29 13:06:1133-67.9-62.9-17.28.8262616.7-11.3-0.19, 0.250.310.003805419
2026-06-29 13:09:1134-70.9-65.1-17.69.3278216.5-11.4-0.19, 0.240.310.003805420
2026-06-29 13:12:1135-73.0-66.4-17.39.4281816.7-11.1-0.19, 0.250.310.003805423
2026-06-29 13:15:1136-77.4-66.9-17.89.7291216.7-10.5-0.18, 0.250.300.003805424
2026-06-29 13:18:1137-79.2-68.1-17.99.9297216.8-10.7-0.18, 0.250.310.003805427

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 )