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 14516
Detector 24h operating status:

Last processed image:    
   0 hours and 27 minutes ago (2026-03-04 03:48 UTC)
Last detected dimming:
   0 hours and 36 minutes ago (2026-03-04 03:39 UTC)


Overview for dimming #:
   14516           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 #: 14516          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-11-28 16:18:1110.00.00.00.00 , 0.003600447
2025-11-28 16:21:1120.00.00.00.00 , 0.003600451
2025-11-28 16:24:1130.00.00.00.00 , 0.003600452
2025-11-28 16:27:1140.00.00.00.00 , 0.003600453
2025-11-28 16:30:115-2.2-9.8-10.40.6167 , 0.003600454
2025-11-28 16:33:116-3.4-11.7-10.70.924410.3-32.4-0.53, 0.160.561.043600457
2025-11-28 16:36:117-4.2-13.4-9.81.130310.6-32.4-0.53, 0.170.560.003600458
2025-11-28 16:39:118-4.5-14.3-10.61.231810.8-32.3-0.53, 0.170.560.003600463
2025-11-28 16:42:119-7.9-15.9-8.71.7609-1.08, 0.441.172.493600464
2025-11-28 16:45:1110-13.0-17.2-9.12.11006-1.08, 0.441.162.803600465
2025-11-28 16:48:1111-14.1-16.9-9.22.01142-1.07, 0.441.161.363600466
2025-11-28 16:51:1112-17.9-21.9-10.22.11349-1.07, 0.441.151.153600467
2025-11-28 16:54:1113-40.0-27.5-10.817.130571.2-44.9-0.71, 0.010.7122.823600472
2025-11-28 16:57:1114-43.8-30.9-11.517.33118-2.1-49.7-0.77, -0.050.7716.563600473
2025-11-28 17:00:1115-56.3-32.7-12.021.53684-2.8-53.5-0.81, -0.060.8110.883600474
2025-11-28 17:03:1116-72.0-92.5-12.526.44088-9.3-66.8-0.92, -0.170.9315.223600477
2025-11-28 17:06:1117-71.8-47.0-12.527.445413.2-64.8-0.91, 0.050.910.973600478
2025-11-28 17:09:1118-75.0-47.1-12.227.44796-3.5-56.2-0.84, -0.070.841.803600482
2025-11-28 17:12:1119-77.9-48.6-12.227.75011-3.7-56.1-0.84, -0.080.843.153600483
2025-11-28 17:15:1120-74.7-37.8-12.226.55088-7.1-60.1-0.87, -0.140.885.493600487
2025-11-28 17:18:1121-79.5-40.9-12.327.1538811.1-77.1-0.97, 0.190.981.993600488
2025-11-28 17:21:1122-91.0-43.0-12.329.66117-6.0-55.6-0.83, -0.120.843.043600489
2025-11-28 17:24:1123-98.7-45.7-12.630.06365-0.98, 0.261.012.203600490
2025-11-28 17:27:1124-110.7-52.6-12.828.2663217.9-73.5-0.92, 0.300.971.583600494
2025-11-28 17:30:1125-118.5-62.2-13.429.3678818.8-72.6-0.91, 0.320.971.123600495
2025-11-28 17:33:4726-128.7-71.9-13.531.0701719.7-73.8-0.91, 0.340.970.973600496
2025-11-28 17:36:1127-125.5-74.8-13.828.76927-0.99, 0.351.051.123600498
2025-11-28 17:39:1128-138.3-76.7-13.832.17540-0.99, 0.361.051.523600501
2025-11-28 17:42:1129-150.8-81.2-13.835.28074-0.99, 0.371.0513.063600502
2025-11-28 17:45:1130-161.0-82.6-14.139.28604-0.98, 0.371.0511.063600508
2025-11-28 17:48:1131-170.5-83.9-13.844.09143-0.98, 0.361.057.133600509
2025-11-28 17:51:1132-186.3-85.6-14.449.19576-0.94, 0.361.016.373600510
2025-11-28 17:54:1133-209.0-89.2-13.951.710937-0.94, 0.361.0115.093600511
2025-11-28 17:57:1134-222.3-93.5-13.953.711533-0.95, 0.371.0215.993600514
2025-11-28 18:00:1135-232.7-95.2-13.856.512164-0.95, 0.371.021.373600515
2025-11-28 18:03:1136-239.7-95.0-13.658.912513-0.95, 0.371.021.123600518
2025-11-28 18:06:1137-245.8-95.7-13.658.812868-0.95, 0.371.020.003600519
2025-11-28 18:09:4738-256.4-96.6-13.360.713400-0.94, 0.371.010.003600520
2025-11-28 18:12:1139-257.3-96.0-13.458.913423-0.94, 0.371.010.003600523
2025-11-28 18:15:1140-262.8-96.4-13.559.213705-0.94, 0.371.010.003600525
2025-11-28 18:18:1141-267.6-95.1-13.460.413983-0.93, 0.371.000.003600526
2025-11-28 18:21:1142-270.6-92.7-13.660.914098-0.93, 0.361.000.003600531
2025-11-28 18:24:1143-286.7-92.4-13.665.71511220.2-78.2-0.93, 0.340.990.003600532
2025-11-28 18:27:2344-286.3-90.0-13.471.315856-0.97, 0.341.030.003600533

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 )