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 15265
Detector 24h operating status:

Last processed image:    
   0 hours and 21 minutes ago (2026-03-30 07:51 UTC)
Last detected dimming:
   0 hours and 27 minutes ago (2026-03-30 07:45 UTC)


Overview for dimming #:
   15265           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

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Details for dimming #: 15265          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2026-03-22 15:09:112-10.8-13.7-10.25.21013-31.9-49.0-0.65, -0.460.800.003706264
2026-03-22 15:12:113-21.3-17.4-10.89.21808-32.1-50.1-0.66, -0.470.810.003706265
2026-03-22 15:15:114-30.9-20.8-11.612.22439-32.0-50.2-0.66, -0.470.811.623706266
2026-03-22 15:18:115-44.5-24.5-13.015.73175-32.1-50.5-0.66, -0.470.810.843706267
2026-03-22 15:21:116-69.1-28.9-13.122.04781-31.8-45.9-0.62, -0.460.775.143706272
2026-03-22 15:24:117-90.1-32.4-13.426.75890-31.4-43.3-0.59, -0.450.746.243706273
2026-03-22 15:27:118-113.1-36.3-13.731.47016-31.4-43.2-0.59, -0.450.745.723706274
2026-03-22 15:30:119-136.9-39.1-14.235.37979-31.1-42.4-0.58, -0.440.735.133706275
2026-03-22 15:33:1110-164.9-42.8-14.940.19119-31.0-42.0-0.58, -0.440.739.943706279
2026-03-22 15:36:1111-197.6-45.9-15.445.810466-30.8-41.5-0.58, -0.440.7211.803706280
2026-03-22 15:39:1112-232.6-49.6-15.751.711800-30.7-41.2-0.57, -0.430.7212.213706284
2026-03-22 15:42:1113-266.3-60.5-16.057.513125-30.6-41.1-0.57, -0.430.7217.553706285
2026-03-22 15:45:1114-308.8-78.7-16.165.114749-30.4-40.5-0.57, -0.430.7116.143706286
2026-03-22 15:48:1115-353.2-84.3-16.073.916590-30.3-40.2-0.56, -0.430.7121.713706287
2026-03-22 15:51:1116-394.1-82.5-15.982.718462-30.2-40.1-0.56, -0.420.7126.233706291
2026-03-22 15:54:1117-438.2-81.9-15.691.720418-30.1-39.9-0.56, -0.420.7020.003706292
2026-03-22 15:57:1118-480.5-79.2-15.898.421782-30.0-39.8-0.56, -0.420.7017.593706293
2026-03-22 16:00:1119-522.2-73.6-15.5108.823569-29.9-39.3-0.56, -0.420.7017.003706294
2026-03-22 16:03:1120-564.2-76.8-15.6118.925108-29.8-39.3-0.56, -0.420.7014.853706296
2026-03-22 16:06:1121-603.2-79.5-15.9125.726281-29.8-39.3-0.56, -0.420.7015.053706297
2026-03-22 16:09:1122-637.2-82.8-16.3129.727047-29.8-39.2-0.56, -0.420.6914.063706303
2026-03-22 16:12:1123-670.7-85.1-16.3135.628179-29.9-39.4-0.56, -0.420.7011.703706304
2026-03-22 16:15:1124-700.7-92.1-16.6140.828949-29.8-39.1-0.55, -0.420.699.433706305
2026-03-22 16:18:1125-733.4-99.2-16.7147.129914-29.8-38.7-0.55, -0.420.6911.033706306
2026-03-22 16:21:1126-791.4-103.5-16.1161.033252-29.9-38.7-0.55, -0.420.6911.023706311
2026-03-22 16:24:1127-814.1-104.4-16.5161.233452-29.9-38.3-0.54, -0.420.699.593706312
2026-03-22 16:27:1128-805.1-109.9-17.6155.531392-29.8-38.5-0.55, -0.420.697.473706313
2026-03-22 16:30:1129-835.8-116.9-17.9158.632135-29.7-37.5-0.54, -0.410.684.143706314
2026-03-22 16:33:1130-855.8-119.4-17.9160.532470-29.7-37.3-0.53, -0.410.674.563706317
2026-03-22 16:36:1131-881.5-120.2-18.2160.832772-29.5-36.4-0.52, -0.410.666.333706318
2026-03-22 16:39:1132-942.9-129.9-17.2173.736293-29.4-35.9-0.52, -0.410.665.443706323
2026-03-22 16:42:1133-951.5-134.6-18.3168.734788-29.4-35.6-0.51, -0.410.656.863706324
2026-03-22 16:45:1134-1,001.5-136.3-17.7178.237482-29.3-35.5-0.51, -0.410.651.963706325
2026-03-22 16:48:1135-1,028.1-144.6-17.8182.038140-29.2-34.9-0.51, -0.400.650.003706326
2026-03-22 16:51:1136-1,056.4-152.6-17.7188.538933-29.1-34.2-0.50, -0.400.641.093706331
2026-03-22 16:54:1137-1,090.0-172.0-17.7193.140074-28.9-33.6-0.49, -0.400.631.273706332
2026-03-22 16:57:1138-1,128.6-181.7-17.6198.041447-28.8-32.9-0.48, -0.390.621.413706333
2026-03-22 17:00:1139-1,149.5-182.9-17.7201.041943-28.8-32.6-0.48, -0.390.621.693706334
2026-03-22 17:03:1140-1,169.4-199.0-17.9202.242122-28.7-32.1-0.47, -0.390.611.833706337
2026-03-22 17:06:1141-1,178.4-213.4-18.3202.341504-28.6-31.4-0.46, -0.390.601.923706338
2026-03-22 17:09:1142-1,194.4-231.2-18.6200.841441-28.5-30.8-0.46, -0.390.601.993706341
2026-03-22 17:12:1143-1,221.4-258.1-18.6201.541756-28.4-29.9-0.44, -0.380.592.073706342
2026-03-22 17:15:1144-1,246.6-274.8-18.6204.742333-28.2-29.2-0.44, -0.380.582.093706345
2026-03-22 17:18:1145-1,275.4-289.4-18.7207.242822-28.1-28.5-0.43, -0.380.572.403706346
2026-03-22 17:21:1146-1,300.1-295.5-18.7210.843359-28.0-27.9-0.42, -0.380.562.453706351
2026-03-22 17:24:1147-1,319.4-300.5-18.6213.543688-27.9-27.1-0.41, -0.370.552.373706352
2026-03-22 17:27:1148-1,354.9-309.2-18.7216.444580-27.8-26.7-0.40, -0.370.551.953706353
2026-03-22 17:30:1149-1,365.6-315.9-18.9217.144408-27.8-26.4-0.40, -0.370.541.423706354
2026-03-22 17:33:1150-1,363.7-324.8-18.8215.443874-27.8-26.2-0.40, -0.370.541.043706356
2026-03-22 17:36:1151-1,383.3-324.4-18.6220.344560-27.8-25.9-0.39, -0.370.540.003706357
2026-03-22 17:39:1152-1,395.7-326.2-18.7221.444613-27.7-25.6-0.39, -0.370.540.003706361
2026-03-22 17:42:1153-1,412.2-339.3-18.7220.344575-27.6-25.3-0.38, -0.370.530.003706362
2026-03-22 17:45:1154-1,462.3-341.7-17.8245.148014-27.6-25.1-0.38, -0.370.530.003706365
2026-03-22 17:48:1155-1,453.5-342.2-18.2241.146867-27.5-24.8-0.38, -0.370.520.003706366
2026-03-22 17:51:1156-1,354.5-348.4-19.5221.240709-27.4-24.5-0.37, -0.360.520.003706371
2026-03-22 17:54:1157-1,466.4-345.0-18.7244.946377-27.4-24.5-0.37, -0.360.520.003706372
2026-03-22 17:57:1158-1,488.4-345.5-18.5252.347521-27.4-24.5-0.37, -0.360.520.003706373

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 )