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 20674
Detector 14 day operating status:

Last detected dimming:
   199 hours and 19 minutes ago (2025-11-26 23:17 UTC)


Overview for dimming #:
   20674           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 #: 20674          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-11-07 17:21:5910.00.00.00.00 , 0.008679901
2025-11-07 17:23:5920.00.00.00.00 , 0.008679902
2025-11-07 17:25:5930.00.00.00.00 , 0.008679903
2025-11-07 17:27:5940.00.00.00.00 , 0.008679904
2025-11-07 17:29:5950.00.00.00.00 , 0.008679905
2025-11-07 17:31:5960.00.00.00.00 , 0.008679906
2025-11-07 17:33:5970.00.00.00.00 , 0.008679907
2025-11-07 17:35:5980.00.00.00.00 , 1.168679908
2025-11-07 17:37:5990.00.00.00.00 , 2.988679909
2025-11-07 17:39:5910-0.4-3.8-14.30.12328.6-26.6-0.40, 0.430.592.768679910
2025-11-07 17:41:5911-1.2-6.8-16.40.24628.8-25.3-0.38, 0.430.582.258679911
2025-11-07 17:43:5912-1.8-8.9-16.50.37928.6-25.3-0.38, 0.430.581.108679912
2025-11-07 17:45:5913-3.3-10.4-17.30.514628.8-25.3-0.38, 0.440.580.008679913
2025-11-07 17:47:5914-3.4-13.0-16.80.615428.7-25.3-0.38, 0.430.580.008679914
2025-11-07 17:49:5915-5.0-19.8-16.60.718629.2-25.6-0.38, 0.440.581.018679915
2025-11-07 17:51:5916-6.0-21.2-17.40.820429.5-25.9-0.39, 0.450.590.008679916
2025-11-07 17:53:5917-7.6-33.2-19.20.821429.6-26.1-0.39, 0.450.590.008679917
2025-11-07 17:55:5918-9.1-46.5-18.30.923829.6-26.0-0.39, 0.450.590.008679918
2025-11-07 17:57:5919-12.4-52.5-21.31.128729.9-26.4-0.39, 0.450.600.008679919
2025-11-07 17:59:5920-18.6-76.2-21.51.437530.3-26.6-0.39, 0.460.601.148679920
2025-11-07 18:01:5921-21.2-109.4-20.81.538730.6-26.9-0.39, 0.460.610.008679921
2025-11-07 18:03:5922-24.2-123.1-22.91.541030.6-26.9-0.39, 0.460.610.898679922
2025-11-07 18:05:5923-27.7-134.1-24.11.744130.6-27.0-0.40, 0.460.610.858679923

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 )