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 14621
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 #:
   14621           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 #: 14621          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-12-09 11:09:1120.00.00.00.00 , 0.003610436
2025-12-09 11:12:113-0.9-9.0-14.40.253 , 0.003610437
2025-12-09 11:15:114-2.3-10.5-11.40.6171 , 0.893610438
2025-12-09 11:18:115-1.5-10.7-10.70.4137 , 1.373610439
2025-12-09 11:21:116-2.6-9.2-10.70.7209 , 0.933610440
2025-12-09 11:24:117-5.3-10.7-9.81.5453-4.329.20.49, -0.070.500.003610441
2025-12-09 11:27:118-10.0-12.4-10.82.9861-4.429.20.49, -0.080.501.003610442
2025-12-09 11:30:119-12.2-14.2-11.33.31000-4.429.20.49, -0.080.501.253610443
2025-12-09 11:33:1110-14.5-15.3-11.14.01196-4.128.70.48, -0.070.492.453610444
2025-12-09 11:36:1111-17.6-16.7-11.04.61385-6.528.80.49, -0.110.502.833610445
2025-12-09 11:39:1112-20.7-18.6-11.85.11536-6.328.70.48, -0.110.502.153610446
2025-12-09 11:42:1113-23.5-23.8-11.85.61681-6.228.60.48, -0.110.493.483610447
2025-12-09 11:45:1114-45.1-23.1-11.611.13222-6.228.50.48, -0.110.4911.463610448
2025-12-09 11:48:1115-51.3-29.3-11.812.43598-5.428.40.48, -0.090.497.433610449
2025-12-09 11:51:1116-56.0-28.1-12.213.03772-4.728.30.48, -0.080.490.903610450
2025-12-09 11:54:1117-60.1-28.8-12.214.04049-3.828.20.48, -0.060.481.073610451
2025-12-09 11:57:1118-63.7-34.1-12.414.54177-3.728.20.48, -0.060.481.473610452
2025-12-09 12:00:1119-72.8-39.9-12.516.14639-3.428.10.48, -0.060.481.103610453
2025-12-09 12:03:1120-87.9-45.7-12.419.0549830.67.20.11, 0.520.531.093610454
2025-12-09 12:06:1121-105.8-49.3-12.123.3676029.96.90.11, 0.510.520.873610455
2025-12-09 12:09:1122-115.6-52.5-12.025.2731829.96.60.10, 0.510.522.243610456
2025-12-09 12:12:1123-135.2-53.9-12.229.5848929.75.50.08, 0.500.5114.333610457
2025-12-09 12:15:1124-151.1-56.5-12.432.1928329.45.80.09, 0.500.510.003610458
2025-12-09 12:18:1125-163.8-59.7-12.733.5970616.814.50.24, 0.300.380.003610459
2025-12-09 12:21:1126-174.6-61.5-12.835.01012216.314.80.25, 0.290.381.633610460
2025-12-09 12:24:1127-185.4-62.8-13.136.91063316.214.80.25, 0.290.384.043610461
2025-12-09 12:27:1128-197.7-66.5-13.138.51113316.014.90.25, 0.280.382.183610462
2025-12-09 12:30:1129-205.5-65.2-13.140.41166716.314.50.24, 0.290.380.003610463
2025-12-09 12:33:1130-213.0-65.0-13.341.51199115.914.90.25, 0.280.380.003610464
2025-12-09 12:36:1131-224.0-65.1-13.443.41250716.314.70.25, 0.290.380.003610465
2025-12-09 12:39:1132-231.7-64.6-13.345.01299216.514.40.24, 0.290.380.003610466
2025-12-09 12:42:1133-257.0-67.2-13.750.41433415.614.80.25, 0.280.370.973610467
2025-12-09 12:45:1134-265.8-70.5-13.851.41467315.814.60.25, 0.280.3712.273610468
2025-12-09 12:48:1135-275.2-71.4-13.953.21518016.014.50.24, 0.280.377.743610469
2025-12-09 12:51:1136-296.2-71.2-13.957.21626616.813.90.23, 0.300.381.023610470
2025-12-09 12:54:1137-305.8-72.8-14.258.41661117.113.80.23, 0.300.381.983610471
2025-12-09 12:57:1138-313.0-72.1-14.359.51691217.313.80.23, 0.300.385.853610472
2025-12-09 13:00:1139-349.9-72.5-14.470.11882613.015.50.26, 0.230.353.713610473
2025-12-09 13:03:1140-348.5-72.0-14.170.51893614.414.80.25, 0.260.360.003610474
2025-12-09 13:06:1141-354.3-71.7-14.271.21915914.614.60.25, 0.260.360.003610475
2025-12-09 13:09:1142-355.1-72.4-14.270.71908814.014.70.25, 0.250.350.003610476
2025-12-09 13:12:1143-371.6-74.3-14.073.81991714.414.40.24, 0.260.350.003610477
2025-12-09 13:15:1144-394.1-74.8-13.978.02136014.914.20.24, 0.260.360.003610478
2025-12-09 13:18:1145-380.6-75.4-14.374.12001615.114.10.24, 0.270.360.933610479
2025-12-09 13:21:1146-388.4-75.6-14.176.02060214.614.40.24, 0.260.361.073610480
2025-12-09 13:24:1147-398.7-76.3-14.078.42117515.613.90.23, 0.280.360.003610481

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 )