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 20829
Detector 14 day operating status:

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


Overview for dimming #:
   20829           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 #: 20829          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-11-23 22:13:5910.00.00.00.00 , 0.008703067
2025-11-23 22:15:5920.00.00.00.00 , 0.008703068
2025-11-23 22:17:5930.00.00.00.00 , 0.008703069
2025-11-23 22:19:5940.00.00.00.00 , 0.008703070
2025-11-23 22:21:5950.00.00.00.00 , 0.008703071
2025-11-23 22:23:5960.00.00.00.00 , 0.008703072
2025-11-23 22:25:5970.00.00.00.00 , 1.298703073
2025-11-23 22:27:598-0.9-7.8-15.00.0611.04, -0.411.121.528703074
2025-11-23 22:29:599-4.7-14.3-11.20.03701.05, -0.391.121.738703075
2025-11-23 22:31:5910-11.6-15.9-11.90.08231.04, -0.371.111.848703076
2025-11-23 22:33:5911-27.1-58.0-14.10.013171.04, -0.361.102.718703077
2025-11-23 22:35:5912-48.6-72.9-17.20.018081.04, -0.371.103.608703078
2025-11-23 22:37:5913-54.5-71.8-18.40.020771.05, -0.361.114.318703079
2025-11-23 22:39:5914-54.3-56.2-18.30.023801.07, -0.361.133.658703080
2025-11-23 22:41:5915-61.4-52.4-19.60.028661.08, -0.341.134.948703081
2025-11-23 22:43:5916-67.8-51.4-19.40.032441.08, -0.331.134.738703082
2025-11-23 22:45:5917-71.4-49.9-18.30.035341.08, -0.331.133.178703083
2025-11-23 22:47:5918-72.9-44.4-18.40.036551.08, -0.331.131.498703084
2025-11-23 22:49:5919-74.0-45.7-18.10.036451.08, -0.321.131.358703085
2025-11-23 22:51:5920-80.5-48.3-16.70.040341.08, -0.311.130.008703086
2025-11-23 22:53:5921-83.8-46.0-16.10.043261.09, -0.311.130.938703087
2025-11-23 22:55:5922-87.4-46.1-15.80.045111.09, -0.311.133.338703088
2025-11-23 22:57:5923-87.4-45.7-15.50.045751.09, -0.311.133.528703089
2025-11-23 22:59:5924-85.6-47.5-15.40.044941.09, -0.311.132.388703090
2025-11-23 23:01:5925-86.8-48.5-15.20.046231.08, -0.311.130.008703091
2025-11-23 23:03:5926-87.4-47.8-15.20.046341.09, -0.311.130.008703092
2025-11-23 23:05:5927-89.3-50.2-15.60.047161.09, -0.311.130.008703093
2025-11-23 23:07:5928-88.7-51.6-15.30.046851.09, -0.301.130.008703094
2025-11-23 23:09:5929-89.9-52.3-15.50.046971.09, -0.301.130.008703095
2025-11-23 23:11:5930-91.1-55.8-15.90.046901.09, -0.301.130.008703096
2025-11-23 23:13:5931-92.6-57.1-15.90.046941.09, -0.301.130.978703097
2025-11-23 23:15:5932-93.7-59.6-16.10.046651.09, -0.291.130.938703098
2025-11-23 23:17:5933-95.1-61.6-16.00.047111.09, -0.291.130.008703099
2025-11-23 23:19:5934-95.3-62.6-16.00.146961.09, -0.291.130.958703100
2025-11-23 23:21:5935-95.9-65.0-16.30.046551.09, -0.291.130.008703101
2025-11-23 23:23:5936-96.2-68.6-16.70.045861.09, -0.291.130.008703102

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 )