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 20785
Detector 14 day operating status:

Last detected dimming:
   199 hours and 11 minutes ago (2025-12-06 23:37 UTC)


Overview for dimming #:
   20785           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 #: 20785          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-11-17 20:13:5910.00.00.00.00 , 0.968695814
2025-11-17 20:15:5920.00.00.00.00 , 0.008695815
2025-11-17 20:17:5930.00.00.00.00 , 0.008695816
2025-11-17 20:19:594-0.2-0.7-22.10.012 , 0.008695817
2025-11-17 20:21:595-3.5-18.4-19.60.6164 , 0.008695818
2025-11-17 20:23:596-6.8-25.2-21.80.9284-12.619.50.33, -0.260.420.008695819
2025-11-17 20:25:597-9.6-30.3-20.71.3383-12.719.60.33, -0.260.420.008695820
2025-11-17 20:27:598-12.1-34.6-18.81.6488-12.819.90.34, -0.260.430.008695821
2025-11-17 20:29:599-14.6-38.5-18.42.0600-12.820.00.34, -0.270.433.208695822
2025-11-17 20:31:5910-16.8-41.4-17.22.3694-12.920.00.34, -0.270.432.218695823
2025-11-17 20:33:5911-17.3-42.8-18.22.3698-12.820.00.34, -0.270.430.008695824
2025-11-17 20:35:5912-18.1-44.0-19.22.4716-12.819.90.34, -0.270.430.008695825
2025-11-17 20:37:5913-19.8-44.7-19.82.6788-12.819.50.33, -0.270.420.008695826
2025-11-17 20:39:5914-20.7-45.3-21.52.7795-12.819.50.33, -0.270.420.848695827
2025-11-17 20:41:5915-23.1-45.9-19.93.0903-12.819.30.33, -0.270.420.008695828
2025-11-17 20:43:5916-24.8-47.0-22.03.1943-12.919.60.33, -0.270.430.008695829
2025-11-17 20:45:5917-27.3-49.4-22.43.31000-12.918.70.32, -0.270.410.008695830
2025-11-17 20:47:5918-29.8-50.7-23.43.61074-13.018.20.31, -0.270.410.008695831
2025-11-17 20:49:5919-31.3-52.0-24.53.71104-13.018.70.32, -0.270.420.008695832
2025-11-17 20:51:5920-32.8-52.6-24.23.81139-13.118.90.32, -0.270.420.008695833
2025-11-17 20:53:5921-32.3-52.7-24.03.71125-13.118.80.32, -0.270.420.008695834
2025-11-17 20:55:5922-33.3-54.2-23.43.91166-13.119.10.32, -0.270.420.008695835

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 )