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 20859
Detector 14 day operating status:

Last detected dimming:
   208 hours and 45 minutes ago (2025-12-06 23:37 UTC)


Overview for dimming #:
   20859           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 #: 20859          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-11-28 05:35:591-0.9-8.2-12.31.030 , 0.008709723
2025-11-28 05:37:592-2.6-16.6-11.71.980 , 0.008709724
2025-11-28 05:39:593-7.0-24.4-10.83.1136-0.98, -0.231.011.618709725
2025-11-28 05:41:594-2.2-12.4-11.03.2142-12.4-80.9-0.97, -0.221.001.308709726
2025-11-28 05:43:595-1.8-11.2-11.03.2138-12.1-80.8-0.97, -0.221.000.908709727
2025-11-28 05:45:596-2.2-12.1-10.54.0177-12.0-80.8-0.97, -0.211.000.008709728
2025-11-28 05:47:597-3.3-12.5-11.64.9215-0.98, -0.221.000.008709729
2025-11-28 05:49:598-4.0-14.0-12.35.7254-12.3-80.8-0.97, -0.221.001.138709730
2025-11-28 05:51:599-4.4-14.0-12.65.5236-0.98, -0.221.001.888709731
2025-11-28 05:53:5910-6.4-20.5-12.66.7336-13.0-79.8-0.97, -0.231.002.468709732
2025-11-28 05:55:5911-8.7-37.2-13.16.9366-12.8-81.6-0.97, -0.231.006.778709733
2025-11-28 05:57:5912-10.9-40.7-13.38.1498-13.0-80.3-0.97, -0.231.006.498709734
2025-11-28 05:59:5913-16.8-45.1-11.89.3966-0.98, -0.231.0032.218709735
2025-11-28 06:01:5914-20.5-28.4-11.711.01334-0.99, -0.251.0256.688709736
2025-11-28 06:03:5915-25.9-30.7-12.012.71754-0.98, -0.261.0135.788709737
2025-11-28 06:05:5916-30.4-34.3-11.812.82036-0.96, -0.271.0020.358709738
2025-11-28 06:07:5917-31.1-32.8-12.312.22163-0.98, -0.281.029.618709739
2025-11-28 06:09:5918-34.3-33.5-12.311.82323-0.98, -0.281.025.378709740
2025-11-28 06:11:5919-37.5-32.8-12.412.02521-0.98, -0.281.021.548709741
2025-11-28 06:13:5920-40.6-32.5-12.611.32721-0.98, -0.291.020.978709742
2025-11-28 06:15:5921-42.6-32.5-12.310.12891-0.99, -0.291.031.098709743
2025-11-28 06:17:5922-42.7-29.4-11.99.22998-0.99, -0.291.041.778709744
2025-11-28 06:19:5923-47.1-29.3-12.111.23274-0.99, -0.291.031.058709745
2025-11-28 06:21:5924-49.0-30.4-12.111.83400-0.98, -0.291.031.028709746
2025-11-28 06:23:5925-51.1-32.0-12.313.53451-0.99, -0.291.034.738709747
2025-11-28 06:25:5926-54.2-32.4-12.513.33658-0.99, -0.291.041.208709748
2025-11-28 06:27:5927-54.6-28.6-12.711.33693-1.00, -0.301.040.008709749
2025-11-28 06:29:5928-54.1-28.0-12.711.63626-0.99, -0.301.030.958709750
2025-11-28 06:31:5929-55.1-26.1-12.611.53678-0.99, -0.301.030.008709751
2025-11-28 06:33:5930-56.9-27.2-12.510.83808-0.99, -0.301.040.008709752
2025-11-28 06:35:5931-57.2-27.2-13.210.73679-0.98, -0.301.030.008709753
2025-11-28 06:37:5932-57.2-29.0-12.69.63755-1.00, -0.301.040.008709754
2025-11-28 06:39:5933-58.9-29.8-13.09.33817-1.00, -0.301.040.008709755
2025-11-28 06:41:5934-60.6-31.2-12.79.83892-1.00, -0.301.040.008709756
2025-11-28 06:43:5935-61.6-31.3-12.710.23976-1.01, -0.311.050.008709757
2025-11-28 06:45:5936-64.6-32.9-13.010.44081-1.00, -0.301.050.008709758
2025-11-28 06:47:5937-67.7-33.7-13.011.04283-1.01, -0.311.060.008709759

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 )