Solar Demon Dimming Detection (sc)

Science! running on SDO/AIA 211 Synoptic data
2 minute cadence, typical delay 7 days
(detection version 1.00)
(view all Solar Demon detection tools)

Overview of dimming 20291
Detector 14 day operating status:

Last detected dimming:
   202 hours and 13 minutes ago (2025-10-03 21:29 UTC)


Overview for dimming #:
   20291           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 #: 20291          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-09-27 13:31:5910.00.00.00.00 , 0.008621337
2025-09-27 13:33:5920.00.00.00.00 , 0.008621338
2025-09-27 13:35:593-0.2-1.0-30.10.05 , 0.008621339
2025-09-27 13:37:594-1.4-9.6-14.90.784 , 0.008621340
2025-09-27 13:39:595-3.3-13.5-13.31.8211 , 0.008621341
2025-09-27 13:41:596-3.5-14.0-13.21.9236 , 0.878621342
2025-09-27 13:43:597-3.4-15.0-12.22.0255-11.2-62.5-0.88, -0.250.910.008621343
2025-09-27 13:45:598-6.1-18.0-14.43.2384-11.2-62.6-0.88, -0.250.920.008621344
2025-09-27 13:47:599-8.8-20.7-14.24.8570-7.1-65.0-0.91, -0.170.934.158621345
2025-09-27 13:49:5910-10.8-21.8-13.56.1715-7.2-65.2-0.91, -0.180.933.378621346
2025-09-27 13:51:5911-13.0-22.8-14.27.2841-7.2-65.0-0.91, -0.180.930.008621347
2025-09-27 13:53:5912-14.8-23.0-13.98.5974-7.2-65.0-0.91, -0.180.930.008621348
2025-09-27 13:55:5913-17.6-25.5-12.810.41176-8.1-64.5-0.90, -0.190.920.008621349
2025-09-27 13:57:5914-20.6-29.0-12.911.71324-8.9-64.0-0.90, -0.210.920.008621350
2025-09-27 13:59:5915-22.9-30.9-13.612.11405-9.3-64.1-0.90, -0.210.920.008621351
2025-09-27 14:01:5916-23.9-32.1-13.912.21445-10.2-63.6-0.89, -0.230.920.008621352
2025-09-27 14:03:5917-22.2-33.5-14.810.61275-10.3-63.8-0.89, -0.230.920.008621353
2025-09-27 14:05:5918-23.8-35.9-15.111.11337-10.4-63.6-0.89, -0.230.920.008621354
2025-09-27 14:07:5919-27.5-37.8-15.212.81524-10.4-63.5-0.89, -0.230.920.008621355
2025-09-27 14:09:5920-32.9-38.3-14.216.41936-10.4-63.6-0.89, -0.230.921.228621356
2025-09-27 14:11:5921-37.6-38.0-13.520.22302-10.3-63.5-0.89, -0.230.923.828621357
2025-09-27 14:13:5922-38.7-40.2-13.520.12317-10.4-63.6-0.89, -0.230.927.118621358
2025-09-27 14:15:5923-41.0-41.2-13.521.62447-10.5-63.8-0.89, -0.230.926.078621359
2025-09-27 14:17:5924-41.2-41.6-13.321.42443-10.5-63.8-0.89, -0.240.923.348621360
2025-09-27 14:19:5925-43.0-42.0-13.122.72560-10.4-64.0-0.89, -0.230.921.838621361
2025-09-27 14:21:5926-43.2-43.5-12.922.72569-10.4-63.9-0.89, -0.230.921.138621362
2025-09-27 14:23:5927-45.0-44.9-13.022.62632-10.4-63.9-0.89, -0.230.922.138621363
2025-09-27 14:25:5928-47.8-45.1-12.424.52855-10.1-63.8-0.89, -0.230.924.038621364
2025-09-27 14:27:5929-51.7-46.5-11.727.13200-9.1-63.2-0.89, -0.210.925.728621365
2025-09-27 14:29:5930-53.3-46.6-12.027.33245-9.1-63.3-0.89, -0.210.921.778621366
2025-09-27 14:31:5931-60.6-47.5-12.228.23784-8.7-63.1-0.89, -0.210.911.178621367
2025-09-27 14:33:5932-57.1-47.2-12.628.43426-8.9-63.3-0.89, -0.210.920.008621368
2025-09-27 14:35:5933-66.0-47.9-12.729.34026-8.7-63.5-0.89, -0.210.920.008621369
2025-09-27 14:37:5934-63.1-47.8-12.431.93858-8.8-63.1-0.89, -0.210.910.008621370
2025-09-27 14:39:5935-65.6-49.3-12.532.83959-8.8-63.0-0.89, -0.210.910.008621371
2025-09-27 14:41:5936-75.6-50.5-12.434.14664-8.5-62.8-0.89, -0.200.910.008621372
2025-09-27 14:43:5937-76.8-51.6-12.134.84765-8.0-62.4-0.89, -0.200.910.008621373
2025-09-27 14:45:5938-78.7-53.2-12.135.34872-8.5-62.8-0.89, -0.200.910.008621374
2025-09-27 14:47:5939-81.7-54.2-12.036.65055-8.2-62.6-0.89, -0.200.910.008621375
2025-09-27 14:49:5940-83.7-53.7-12.137.25185-8.0-62.7-0.89, -0.200.910.008621376
2025-09-27 14:51:5941-89.7-54.0-11.840.65758-7.8-62.6-0.89, -0.190.910.008621377

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 )