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 20754
Detector 14 day operating status:

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


Overview for dimming #:
   20754           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 #: 20754          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-11-15 04:49:5910.00.00.00.00 , 0.008691758
2025-11-15 04:51:5920.00.00.00.00 , 0.008691759
2025-11-15 04:53:5930.00.00.00.00 , 0.008691760
2025-11-15 04:55:5940.00.00.00.00 , 0.008691761
2025-11-15 04:57:5950.00.00.00.00 , 0.008691762
2025-11-15 04:59:5960.00.00.00.00 , 0.008691763
2025-11-15 05:01:597-0.2-2.1-9.60.219 , 0.008691764
2025-11-15 05:03:598-0.4-3.7-9.30.738 , 0.008691765
2025-11-15 05:05:599-0.6-5.4-7.61.271-0.62, -0.791.011.098691766
2025-11-15 05:07:5910-1.6-6.7-9.31.8148-0.58, -0.831.011.438691767
2025-11-15 05:09:5911-3.3-8.3-9.33.4315-52.6-71.3-0.58, -0.811.000.848691768
2025-11-15 05:11:5912-5.8-12.0-10.24.9520-50.0-65.8-0.59, -0.790.980.008691769
2025-11-15 05:13:5913-7.3-13.3-10.26.0644-49.8-66.5-0.60, -0.780.990.008691770
2025-11-15 05:15:5914-9.8-14.4-11.07.8837-50.0-65.6-0.59, -0.790.980.008691771
2025-11-15 05:17:5915-11.3-15.5-11.48.1950-50.0-66.7-0.60, -0.790.990.008691772
2025-11-15 05:19:5916-13.5-15.7-10.910.81163-49.3-64.8-0.60, -0.780.980.008691773
2025-11-15 05:21:5917-17.4-16.8-10.914.41478-49.2-62.1-0.58, -0.780.971.618691774
2025-11-15 05:23:5918-20.2-17.6-11.017.51714-48.0-61.1-0.59, -0.770.972.808691775
2025-11-15 05:25:5919-25.3-18.0-11.121.92132-47.0-59.1-0.59, -0.760.962.278691776
2025-11-15 05:27:5920-28.5-19.8-11.523.82345-46.6-59.5-0.60, -0.750.961.228691777
2025-11-15 05:29:5921-30.5-19.7-11.425.32529-46.7-61.1-0.61, -0.750.970.008691778
2025-11-15 05:31:5922-31.6-19.9-11.527.42587-47.2-61.2-0.60, -0.760.970.008691779
2025-11-15 05:33:5923-34.8-20.6-11.630.22817-46.3-61.5-0.61, -0.750.970.008691780
2025-11-15 05:35:5924-36.3-21.8-11.631.72917-45.4-59.9-0.61, -0.740.960.008691781
2025-11-15 05:37:5925-38.6-22.7-11.832.73046-45.2-60.5-0.62, -0.730.960.008691782
2025-11-15 05:39:5926-39.9-22.6-11.933.83126-45.1-61.0-0.62, -0.730.960.008691783
2025-11-15 05:41:5927-41.8-22.7-12.134.53219-44.7-61.1-0.63, -0.730.960.008691784
2025-11-15 05:43:5928-44.9-22.6-12.036.63458-45.2-61.8-0.63, -0.730.960.008691785
2025-11-15 05:45:5929-47.3-23.5-12.238.63586-45.5-61.4-0.62, -0.740.960.008691786
2025-11-15 05:47:5930-49.4-23.5-12.238.83695-45.2-61.9-0.63, -0.730.960.008691787
2025-11-15 05:49:5931-53.1-24.7-12.538.93902-46.1-63.7-0.63, -0.740.970.008691788

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 )