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 19974
Detector 14 day operating status:

Last detected dimming:
   202 hours and 59 minutes ago (2025-08-27 23:57 UTC)


Overview for dimming #:
   19974           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 #: 19974          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-08-25 03:47:5910.00.00.00.00 , 1.968573645
2025-08-25 03:49:5920.00.00.00.00 , 2.258573646
2025-08-25 03:51:5930.00.00.00.00 , 1.978573647
2025-08-25 03:53:5940.00.00.00.00 , 1.978573648
2025-08-25 03:55:595-0.4-4.3-9.60.035 , 1.448573649
2025-08-25 03:57:596-1.0-7.7-10.60.090-1.10, -0.411.180.008573650
2025-08-25 03:59:597-1.8-10.7-11.30.0149-1.10, -0.411.180.008573651
2025-08-25 04:01:598-2.3-12.8-12.70.0180-1.10, -0.411.181.798573652
2025-08-25 04:03:599-3.2-14.9-12.60.0246-1.11, -0.411.182.838573653
2025-08-25 04:05:5910-4.1-16.5-11.70.0325-1.10, -0.411.182.138573654
2025-08-25 04:07:5911-4.7-18.1-11.10.0359-1.10, -0.421.181.588573655
2025-08-25 04:09:5912-5.4-18.7-11.40.0424-1.10, -0.421.180.008573656
2025-08-25 04:11:5913-5.9-19.4-11.70.0451-1.10, -0.421.180.008573657
2025-08-25 04:13:5914-6.4-19.9-11.10.0478-1.10, -0.421.180.008573658
2025-08-25 04:15:5915-6.7-21.0-11.60.0490-1.10, -0.421.180.008573659
2025-08-25 04:17:5916-7.2-21.4-11.60.0528-1.10, -0.421.180.008573660
2025-08-25 04:19:5917-7.1-21.2-11.80.0521-1.10, -0.421.180.008573661
2025-08-25 04:21:5918-7.1-21.9-11.80.0517-1.10, -0.421.180.008573662
2025-08-25 04:23:5919-7.2-22.1-11.40.0527-1.10, -0.421.180.008573663
2025-08-25 04:25:5920-7.5-21.7-12.30.0528-1.10, -0.421.180.008573664
2025-08-25 04:27:5921-7.7-22.0-12.20.0548-1.10, -0.421.180.008573665
2025-08-25 04:29:5922-8.0-22.3-11.60.0592-1.10, -0.421.180.008573666
2025-08-25 04:31:5923-8.9-22.9-11.10.0677-1.10, -0.421.180.008573667

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 )