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 20177
Detector 14 day operating status:

Last detected dimming:
   204 hours and 25 minutes ago (2025-10-03 21:29 UTC)


Overview for dimming #:
   20177           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 #: 20177          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-09-18 17:29:5910.00.00.00.00 , 0.008608563
2025-09-18 17:31:5920.00.00.00.00 , 0.008608564
2025-09-18 17:33:5930.00.00.00.00 , 0.008608565
2025-09-18 17:35:5940.00.00.00.00 , 0.008608566
2025-09-18 17:37:5950.00.00.00.00 , 0.008608567
2025-09-18 17:39:5960.00.00.00.00 , 0.008608568
2025-09-18 17:41:5970.00.00.00.00 , 1.688608569
2025-09-18 17:43:5980.00.00.00.00 , 1.808608570
2025-09-18 17:45:5990.00.0-9.40.04 , 2.858608571
2025-09-18 17:47:5910-0.10.0-8.50.0520.8-50.8-0.73, 0.280.792.388608572
2025-09-18 17:49:5911-0.10.0-12.60.0520.7-50.6-0.73, 0.280.782.288608573
2025-09-18 17:51:5912-0.2-0.7-9.30.11220.8-50.7-0.73, 0.280.781.678608574
2025-09-18 17:53:5913-0.2-0.3-9.30.11221.1-52.1-0.74, 0.290.801.438608575
2025-09-18 17:55:5914-0.2-0.9-7.40.11720.8-50.7-0.73, 0.280.781.588608576
2025-09-18 17:57:5915-0.3-0.8-9.70.12021.3-53.5-0.76, 0.300.811.738608577
2025-09-18 17:59:5916-0.3-1.4-10.20.12221.2-52.5-0.75, 0.290.801.628608578
2025-09-18 18:01:5917-0.3-1.2-8.90.12421.0-51.8-0.74, 0.290.801.648608579
2025-09-18 18:03:5918-0.5-2.5-9.00.24421.1-51.8-0.74, 0.290.803.038608580
2025-09-18 18:05:5919-0.6-2.3-9.00.35620.1-49.2-0.72, 0.270.773.098608581
2025-09-18 18:07:5920-1.2-4.9-10.40.49120.8-51.1-0.74, 0.280.792.168608582
2025-09-18 18:09:5921-0.9-4.1-10.00.47620.6-50.6-0.73, 0.280.781.748608583
2025-09-18 18:11:5922-0.8-2.9-9.40.47120.7-50.9-0.73, 0.280.791.438608584
2025-09-18 18:13:5923-1.5-7.8-9.70.613120.2-49.6-0.72, 0.270.771.368608585
2025-09-18 18:15:5924-1.9-8.5-10.80.715120.2-49.8-0.73, 0.270.771.108608586
2025-09-18 18:17:5925-2.1-10.1-10.90.816219.9-49.1-0.72, 0.260.771.028608587
2025-09-18 18:19:5926-2.3-9.8-11.60.817420.0-49.4-0.72, 0.270.770.008608588
2025-09-18 18:21:5927-2.7-10.0-11.90.919520.3-50.0-0.73, 0.270.780.008608589
2025-09-18 18:23:5928-2.6-10.1-11.70.918419.8-49.4-0.72, 0.260.770.008608590
2025-09-18 18:25:5929-2.9-8.9-12.11.122619.8-48.6-0.71, 0.260.760.008608591
2025-09-18 18:27:5930-3.0-9.8-11.41.123619.6-48.1-0.71, 0.260.750.008608592
2025-09-18 18:29:5931-4.0-10.5-11.71.430219.9-48.6-0.71, 0.260.761.078608593
2025-09-18 18:31:5932-4.3-10.4-12.11.531620.3-48.5-0.71, 0.270.761.078608594

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 )