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 19973
Detector 14 day operating status:

Last detected dimming:
   204 hours and 49 minutes ago (2025-08-27 23:57 UTC)


Overview for dimming #:
   19973           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 #: 19973          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-08-24 23:43:5910.00.00.00.00 , 0.008572809
2025-08-24 23:45:5920.00.00.00.00 , 0.008572810
2025-08-24 23:47:5930.00.00.00.00 , 0.008572811
2025-08-24 23:49:5940.00.00.00.00 , 0.008572812
2025-08-24 23:51:5950.00.00.00.00 , 0.008572813
2025-08-24 23:53:5960.00.00.00.00 , 0.008572814
2025-08-24 23:55:5970.00.00.00.00 , 0.958572815
2025-08-24 23:57:5980.00.00.00.00 , 1.518572816
2025-08-24 23:59:5990.00.00.00.00 , 1.548573531
2025-08-25 00:01:59100.00.00.00.00 , 1.078573532
2025-08-25 00:03:59110.00.00.00.00 , 0.008573533
2025-08-25 00:05:5912-0.2-2.2-10.00.017-1.15, -0.271.180.008573534
2025-08-25 00:07:5913-0.8-7.3-11.40.069-1.16, -0.261.190.008573535
2025-08-25 00:09:5914-0.9-7.9-11.30.085-1.16, -0.261.190.008573536
2025-08-25 00:11:5915-1.7-9.1-10.80.0156-1.16, -0.291.200.008573537
2025-08-25 00:13:5916-3.0-10.1-9.10.0310-1.16, -0.271.190.008573538
2025-08-25 00:15:5917-3.3-9.9-9.10.0334-1.16, -0.291.190.008573539
2025-08-25 00:17:5918-4.3-10.4-9.20.0435-1.16, -0.291.190.008573540
2025-08-25 00:19:5919-5.3-10.9-9.40.0533-1.16, -0.301.190.008573541
2025-08-25 00:21:5920-6.9-12.0-9.70.0656-1.15, -0.301.190.008573542
2025-08-25 00:23:5921-7.7-12.3-9.90.0731-1.16, -0.301.190.008573543

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 )