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 19896
Detector 14 day operating status:

Last detected dimming:
   203 hours and 4 minutes ago (2025-08-27 23:57 UTC)


Overview for dimming #:
   19896           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 #: 19896          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-08-12 22:17:5910.00.00.00.00 , 1.278555490
2025-08-12 22:19:5920.00.00.00.00 , 1.248555491
2025-08-12 22:21:5930.00.00.00.00 , 1.168555492
2025-08-12 22:23:5940.00.00.00.00 , 0.008555493
2025-08-12 22:25:5950.00.00.00.00 , 0.008555494
2025-08-12 22:27:5960.00.00.00.00 , 1.128555495
2025-08-12 22:29:5970.00.00.00.00 , 1.398555496
2025-08-12 22:31:5980.00.00.00.00 , 1.288555497
2025-08-12 22:33:599-0.10.0-30.00.02 , 5.338555498
2025-08-12 22:35:5910-0.3-3.2-21.30.113 , 0.008555499
2025-08-12 22:37:5911-0.6-6.0-13.40.237 , 0.008555500
2025-08-12 22:39:5912-0.6-6.2-12.80.241 , 0.008555501
2025-08-12 22:41:5913-1.1-8.2-13.20.478 , 0.008555502
2025-08-12 22:43:5914-1.4-8.4-11.80.5103 , 0.008555503
2025-08-12 22:45:5915-1.7-8.4-12.50.6129 , 1.168555504
2025-08-12 22:47:5916-1.8-9.3-12.90.6132 , 1.928555505
2025-08-12 22:49:5917-1.8-10.5-12.40.6141 , 1.528555506
2025-08-12 22:51:5918-1.8-8.8-11.50.6143 , 1.098555507
2025-08-12 22:53:5919-2.2-11.3-12.60.7155 , 0.008555508
2025-08-12 22:55:5920-2.4-11.5-13.60.7164 , 0.008555509
2025-08-12 22:57:5921-2.8-12.8-13.00.8184 , 0.008555510

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 )