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 20331
Detector 14 day operating status:

Last detected dimming:
   202 hours and 7 minutes ago (2025-10-03 21:29 UTC)


Overview for dimming #:
   20331           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 #: 20331          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-09-30 04:05:5910.00.00.00.00 , 0.008625359
2025-09-30 04:07:5920.00.00.00.00 , 0.008625360
2025-09-30 04:09:5930.00.00.00.00 , 0.008625361
2025-09-30 04:11:5940.00.00.00.00 , 0.008625362
2025-09-30 04:13:5950.00.00.00.00 , 0.008625363
2025-09-30 04:15:5960.00.00.00.00 , 0.008625364
2025-09-30 04:17:5970.00.00.00.00 , 0.008625365
2025-09-30 04:19:5980.00.00.00.00 , 1.618625366
2025-09-30 04:21:5990.00.00.00.00 , 6.748625367
2025-09-30 04:23:59100.00.00.00.00 , 5.888625368
2025-09-30 04:25:59110.00.00.00.00 , 1.808625369
2025-09-30 04:27:59120.00.00.00.00 , 0.008625370
2025-09-30 04:29:5913-1.1-6.8-11.20.3900.1-34.4-0.57, -0.100.583.828625371
2025-09-30 04:31:5914-1.1-7.6-12.80.3780.5-33.8-0.56, -0.090.579.148625372
2025-09-30 04:33:5915-1.1-6.6-13.60.3770.1-34.3-0.57, -0.100.582.268625373
2025-09-30 04:35:5916-1.0-4.1-11.40.3700.6-34.0-0.57, -0.090.570.008625374
2025-09-30 04:37:5917-1.4-4.5-13.80.390-1.0-35.4-0.59, -0.110.604.818625375
2025-09-30 04:39:5918-24.7-12.9-8.30.32737-0.94, 0.411.031.288625376
2025-09-30 04:41:5919-29.9-14.4-8.50.33216-0.97, 0.451.071.488625377
2025-09-30 04:43:5920-33.9-15.3-8.70.33540-0.99, 0.481.100.968625378
2025-09-30 04:45:5921-37.0-16.5-8.80.43728-0.99, 0.481.101.088625379
2025-09-30 04:47:5922-40.5-17.0-8.90.34061-1.00, 0.491.110.008625380
2025-09-30 04:49:5923-45.6-17.4-9.10.74448-0.98, 0.481.093.518625381
2025-09-30 04:51:5924-54.4-17.9-9.21.05179-0.96, 0.451.060.008625382
2025-09-30 04:53:5925-59.9-18.8-9.41.25640-0.96, 0.451.060.008625383
2025-09-30 04:55:5926-62.5-19.9-9.60.85762-0.97, 0.461.080.008625384
2025-09-30 04:57:5927-64.3-21.6-9.60.65866-0.98, 0.461.080.908625385
2025-09-30 04:59:5928-67.7-21.7-9.70.86127-0.97, 0.451.070.008625386
2025-09-30 05:01:5929-69.7-22.3-9.80.86255-0.97, 0.451.060.008625387
2025-09-30 05:03:5930-72.7-23.2-9.90.96459-0.98, 0.461.080.008625388
2025-09-30 05:05:5931-75.6-23.7-10.00.96631-0.98, 0.471.090.008625389
2025-09-30 05:07:5932-77.1-24.1-10.10.96700-0.98, 0.471.080.008625390
2025-09-30 05:09:5933-81.4-24.6-10.10.87023-0.98, 0.481.090.008625391
2025-09-30 05:11:5934-83.3-24.6-10.20.87153-0.97, 0.481.080.008625392
2025-09-30 05:13:5935-87.2-24.2-10.50.87407-0.97, 0.491.090.008625393

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 )