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 20914
Detector 14 day operating status:

Last detected dimming:
   199 hours and 12 minutes ago (2025-12-06 23:37 UTC)


Overview for dimming #:
   20914           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 #: 20914          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-12-03 22:21:5910.00.00.00.00 , 0.008717367
2025-12-03 22:23:5920.00.00.00.00 , 0.008717368
2025-12-03 22:25:5930.00.00.00.00 , 0.008717369
2025-12-03 22:27:5940.00.00.00.00 , 0.888717370
2025-12-03 22:29:595-1.5-8.3-9.00.9164-8.756.70.84, -0.160.851.158717371
2025-12-03 22:31:596-2.9-10.3-10.61.5271-8.955.40.82, -0.160.840.008717372
2025-12-03 22:33:597-4.0-11.8-12.31.8318-9.156.00.83, -0.160.840.008717373
2025-12-03 22:35:598-4.7-13.7-13.41.9337-9.156.40.83, -0.170.850.008717374
2025-12-03 22:37:599-5.2-14.4-13.82.1362-9.356.20.83, -0.170.853.258717375
2025-12-03 22:39:5910-5.1-14.3-13.92.0354-9.256.00.83, -0.170.840.008717376
2025-12-03 22:41:5911-5.6-15.0-14.42.2380-9.256.10.83, -0.170.850.008717377
2025-12-03 22:43:5912-6.5-14.6-13.42.5459-6.853.90.81, -0.130.820.008717378
2025-12-03 22:45:5913-6.6-14.4-13.42.6476-6.052.80.80, -0.110.810.008717379
2025-12-03 22:47:5914-26.4-27.0-12.66.61769-5.252.10.80, -0.100.801.308717380
2025-12-03 22:49:5915-50.3-53.4-12.99.72785-2.05.90.10, -0.040.112.638717381
2025-12-03 22:51:5916-64.6-66.1-12.711.63382-2.06.00.11, -0.040.123.748717382
2025-12-03 22:53:5917-71.3-70.3-12.212.93798-2.35.90.10, -0.050.114.348717383
2025-12-03 22:55:5918-71.9-70.4-12.213.43934-2.55.70.10, -0.050.1124.298717384
2025-12-03 22:57:5919-66.8-70.3-12.712.43594-2.55.70.10, -0.050.1123.768717385
2025-12-03 22:59:5920-64.2-68.3-13.211.83393-2.55.60.10, -0.050.1112.408717386
2025-12-03 23:01:5921-66.5-63.4-13.112.93720-2.55.60.10, -0.050.116.528717387
2025-12-03 23:03:5922-68.9-59.0-13.013.94029-2.55.50.10, -0.050.119.638717388
2025-12-03 23:05:5923-72.1-53.8-12.914.84296-4.24.40.08, -0.080.1118.778717389
2025-12-03 23:07:5924-71.0-49.3-14.014.54155 , 34.148717390
2025-12-03 23:09:5925-68.2-47.3-14.214.03934 , 8.698717391
2025-12-03 23:11:5926-64.1-46.3-13.813.53792 , 10.568717392
2025-12-03 23:13:5927-61.4-46.3-13.513.33741 , 1.988717393
2025-12-03 23:15:5928-58.6-45.0-13.212.93612 , 1.028717394
2025-12-03 23:17:5929-54.4-42.8-13.112.23387 , 0.008717395
2025-12-03 23:19:5930-54.1-40.7-12.912.33377 , 1.208717396
2025-12-03 23:21:5931-50.8-36.3-12.911.93243 , 0.878717397
2025-12-03 23:23:5932-47.5-33.0-12.911.63144 , 0.008717398
2025-12-03 23:25:5933-52.5-27.8-13.114.23513 , 0.008717399
2025-12-03 23:27:5934-50.2-25.0-13.013.93386-4.853.50.81, -0.090.820.008717400
2025-12-03 23:29:5935-50.2-25.5-13.014.03404-4.054.50.82, -0.080.830.008717401
2025-12-03 23:31:5936-52.1-25.3-12.614.73626-3.255.70.83, -0.060.840.008717402
2025-12-03 23:33:5937-52.4-26.4-12.415.03755-1.06, 0.211.070.008717403
2025-12-03 23:35:5938-56.8-27.0-12.216.04015-1.06, 0.191.080.008717404

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 )