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 13731
Detector 24h operating status:

Last processed image:    
   0 hours and 20 minutes ago (2026-05-17 06:15 UTC)
Last detected dimming:
   2 hours and 5 minutes ago (2026-05-17 04:30 UTC)


Overview for dimming #:
   13731           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 #: 13731          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-08-29 21:12:1110.00.00.00.00 , 0.873514249
2025-08-29 21:15:1120.00.00.00.00 , 0.003514252
2025-08-29 21:18:1130.00.00.00.00 , 0.003514253
2025-08-29 21:21:1140.00.00.00.00 , 0.003514256
2025-08-29 21:24:1150.00.00.00.00 , 0.833514259
2025-08-29 21:27:1160.00.00.00.00 , 9.833514260
2025-08-29 21:30:117-0.7-4.0-9.00.262-9.0-2.3-0.04, -0.280.291.063514261
2025-08-29 21:33:118-1.2-6.5-10.70.3101-8.5-4.8-0.08, -0.270.290.003514264
2025-08-29 21:36:119-6.8-16.4-11.71.6489-4.3-9.8-0.17, -0.200.264.683514267
2025-08-29 21:39:1110-9.7-18.2-11.32.4718-4.3-9.7-0.17, -0.200.260.003514268
2025-08-29 21:42:4711-15.5-20.6-11.04.81172-4.4-10.8-0.19, -0.200.2820.353514269
2025-08-29 21:45:1112-18.2-21.6-11.55.51339-4.4-10.9-0.19, -0.200.2821.123514272
2025-08-29 21:48:2313-20.5-22.2-12.15.81431-4.6-10.7-0.19, -0.200.280.003514273
2025-08-29 21:51:1114-23.8-22.5-12.26.61617-4.8-11.1-0.19, -0.210.280.003514276
2025-08-29 21:54:1115-27.3-23.7-12.17.31810-5.2-12.5-0.22, -0.210.310.003514277
2025-08-29 21:57:1116-29.7-25.0-12.87.61913-5.6-12.8-0.22, -0.220.310.003514280
2025-08-29 22:00:1117-39.0-27.3-12.310.72629-5.7-13.7-0.24, -0.220.332.603514283
2025-08-29 22:03:1118-36.7-28.9-13.39.52271-6.3-16.5-0.29, -0.230.370.003514284
2025-08-29 22:06:5919-53.7-48.8-14.612.52901-6.8-20.0-0.34, -0.240.424.863514285
2025-08-29 22:09:1120-60.3-55.3-15.113.53103-7.1-21.0-0.36, -0.240.431.443514288
2025-08-29 22:12:1121-69.3-63.6-16.114.33299-7.5-25.0-0.42, -0.250.492.143514289
2025-08-29 22:15:1122-76.8-69.4-16.514.93497-7.6-25.0-0.42, -0.250.498.373514292
2025-08-29 22:18:5923-85.8-73.2-16.716.53831-7.5-23.9-0.41, -0.240.472.713514293
2025-08-29 22:21:1124-90.7-74.0-17.017.64058-7.1-22.2-0.38, -0.240.451.193514296
2025-08-29 22:24:1125-94.7-74.7-17.518.24194-7.0-20.9-0.36, -0.240.433.043514298
2025-08-29 22:27:1126-106.2-75.0-17.323.94812-6.7-19.2-0.33, -0.240.419.733514299
2025-08-29 22:30:1127-110.0-72.5-17.225.55084-6.4-17.3-0.30, -0.230.382.503514300
2025-08-29 22:33:1128-129.8-69.4-14.939.06766-6.0-16.0-0.28, -0.230.363.253514304
2025-08-29 22:36:1129-140.7-68.4-15.043.07381-5.9-15.6-0.27, -0.220.352.433514305
2025-08-29 22:39:1130-127.8-66.9-17.829.95902-6.2-15.5-0.27, -0.230.3510.703514308
2025-08-29 22:42:1131-172.8-66.6-14.846.99328-5.5-16.1-0.28, -0.220.352.903514309
2025-08-29 22:45:1132-161.7-67.9-14.450.08638-5.6-15.8-0.27, -0.220.351.733514311
2025-08-29 22:48:1133-165.7-68.4-14.751.58801-5.4-15.3-0.27, -0.220.344.683514312
2025-08-29 22:51:1134-170.4-68.0-14.752.49024-5.4-14.9-0.26, -0.220.344.073514316
2025-08-29 22:54:1135-209.2-67.9-13.761.811876-8.72.90.05, -0.280.284.383514317
2025-08-29 22:57:1136-216.9-66.8-13.965.312263-8.93.40.06, -0.280.291.023514320
2025-08-29 23:00:1137-186.7-66.5-15.056.89753-5.1-15.1-0.26, -0.210.340.003514321
2025-08-29 23:03:1138-189.1-66.2-15.555.59685-4.9-14.5-0.25, -0.210.330.003514323
2025-08-29 23:06:1139-218.2-66.2-14.562.711861-8.64.60.08, -0.270.290.003514327
2025-08-29 23:09:1140-220.3-65.8-14.364.612087-8.44.00.07, -0.270.281.453514328
2025-08-29 23:12:3541-231.0-66.8-13.570.813161-8.23.20.06, -0.270.270.943514329
2025-08-29 23:15:1142-229.2-67.0-13.669.612976-8.02.30.04, -0.270.270.003514332
2025-08-29 23:18:2343-238.8-67.7-13.672.913607-8.12.30.04, -0.270.270.003514333
2025-08-29 23:21:1144-240.5-68.1-13.673.713770-7.91.80.03, -0.260.270.883514336
2025-08-29 23:24:1145-249.8-68.0-13.975.614136-7.12.60.05, -0.250.250.983514337
2025-08-29 23:27:1146-258.0-68.4-14.177.114304-6.33.90.07, -0.240.241.823514340
2025-08-29 23:30:2347-274.2-69.8-13.980.514943-4.74.60.08, -0.210.221.113514341
2025-08-29 23:33:1148-282.7-70.6-14.082.215152-3.85.10.09, -0.190.211.843514344
2025-08-29 23:36:1149-293.5-76.2-14.483.715416-2.86.10.11, -0.180.212.133514345
2025-08-29 23:39:1150-313.3-94.1-14.486.215838-0.47.80.14, -0.130.1911.383514348
2025-08-29 23:42:1151-328.9-104.5-14.887.3161551.18.70.15, -0.110.197.453514351
2025-08-29 23:45:1152-334.1-101.7-14.689.0164091.68.70.15, -0.100.188.423514352
2025-08-29 23:48:1153-335.4-90.9-14.689.7166351.58.20.14, -0.100.175.613514353
2025-08-29 23:51:1154-336.0-73.9-14.790.7170071.47.30.13, -0.100.165.803514356
2025-08-29 23:54:4755-346.5-70.2-14.696.9178671.26.70.12, -0.100.164.973514357
2025-08-29 23:57:1156-347.0-71.6-14.696.4179600.96.60.12, -0.110.160.003514360
2025-08-30 00:00:1157-351.5-70.0-14.798.7181460.86.90.12, -0.110.160.003514363
2025-08-30 00:03:1158-368.2-70.2-14.7104.3191440.76.60.12, -0.110.160.003514364
2025-08-30 00:06:1159-376.6-69.4-14.9106.3194210.87.20.13, -0.110.170.003514365
2025-08-30 00:09:1160-387.6-74.5-15.2108.5196891.27.30.13, -0.100.170.003514368
2025-08-30 00:12:1161-392.5-75.1-15.3109.1197991.47.60.13, -0.100.170.003514369
2025-08-30 00:15:1162-391.7-80.1-15.5106.3194281.58.20.14, -0.100.174.503514372
2025-08-30 00:18:1163-394.5-82.4-15.7106.0193081.88.40.15, -0.090.172.413514373
2025-08-30 00:21:1164-407.9-83.3-15.7110.5200112.38.50.15, -0.080.172.143514376
2025-08-30 00:24:1165-416.1-85.4-15.6113.9204262.78.70.15, -0.080.175.293514377
2025-08-30 00:27:1166-429.2-85.6-15.6117.1210412.88.70.15, -0.080.170.003514380
2025-08-30 00:30:1167-492.3-88.0-15.4142.2248772.37.10.12, -0.080.150.003514381
2025-08-30 00:33:1168-445.8-89.8-15.6120.8216573.18.10.14, -0.070.160.003514383
2025-08-30 00:36:1169-560.8-88.6-15.5122.1273713.38.00.14, -0.070.161.303514384
2025-08-30 00:39:1170-483.8-88.1-15.7124.6238233.17.90.14, -0.070.162.303514388
2025-08-30 00:42:1171-483.7-88.1-16.0124.4235033.17.60.13, -0.070.157.043514389
2025-08-30 00:45:1172-494.8-88.7-15.9125.5241383.47.10.12, -0.070.147.713514392
2025-08-30 00:48:1173-499.5-88.5-16.0127.2244413.26.40.11, -0.070.132.293514393
2025-08-30 00:51:1174-512.3-86.0-15.8130.0253053.16.10.11, -0.070.131.923514396
2025-08-30 00:54:1175-522.2-85.5-15.9131.4257542.96.00.10, -0.070.131.543514397
2025-08-30 00:57:1176-527.9-84.1-16.3131.8257853.57.10.13, -0.060.141.463514400
2025-08-30 01:00:1177-606.3-82.7-16.0161.1306222.55.10.09, -0.080.121.013514401
2025-08-30 01:03:1178-620.5-80.9-15.9166.1314852.44.10.07, -0.080.110.003514404
2025-08-30 01:06:1179-614.0-78.6-16.3161.2305611.50.10.00, -0.100.100.003514407
2025-08-30 01:09:1180-648.5-77.5-16.0171.8328591.3-1.2-0.02, -0.100.110.003514408
2025-08-30 01:12:1181-680.8-76.8-15.9184.1348410.6-2.5-0.04, -0.120.120.003514409
2025-08-30 01:15:1182-693.5-79.3-15.8187.1356080.6-3.7-0.07, -0.110.130.003514412
2025-08-30 01:18:3583-705.7-74.5-16.0190.2361900.4-4.3-0.08, -0.120.140.003514413
2025-08-30 01:21:1184-700.6-77.2-16.1187.1354680.2-4.5-0.08, -0.120.150.003514415
2025-08-30 01:24:1185-759.3-80.3-15.1219.040395-0.2-6.0-0.11, -0.130.170.003514416

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 )