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 20812
Detector 14 day operating status:

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


Overview for dimming #:
   20812           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 #: 20812          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-11-21 21:09:5910.00.00.00.00 , 0.008700156
2025-11-21 21:11:5920.00.00.00.00 , 0.008700157
2025-11-21 21:13:593-2.1-11.3-11.93.8168 , 0.008700158
2025-11-21 21:15:594-2.7-13.6-13.14.4198 , 0.008700159
2025-11-21 21:17:595-3.6-14.6-12.36.6279 , 0.008700160
2025-11-21 21:19:596-5.9-15.7-10.08.8514-61.1-62.7-0.43, -0.890.990.008700161
2025-11-21 21:21:597-9.8-18.0-10.012.7847-60.3-61.9-0.44, -0.890.990.008700162
2025-11-21 21:23:598-14.6-18.8-10.215.31244-57.5-65.1-0.49, -0.860.990.008700163
2025-11-21 21:25:599-21.0-20.5-10.516.91732-56.2-68.3-0.52, -0.850.991.328700164
2025-11-21 21:27:5910-24.9-21.7-10.917.61976-57.0-68.7-0.51, -0.851.001.338700165
2025-11-21 21:29:5911-29.3-23.2-10.921.22339-57.1-69.9-0.51, -0.851.001.118700166
2025-11-21 21:31:5912-35.1-24.9-10.725.62772-57.1-69.8-0.51, -0.851.001.008700167
2025-11-21 21:33:5913-39.8-25.4-10.828.43140-57.4-69.7-0.51, -0.861.001.028700168
2025-11-21 21:35:5914-44.9-26.1-11.629.23418-57.9-68.8-0.50, -0.861.000.008700169
2025-11-21 21:37:5915-46.9-27.1-12.228.83466-59.1-68.9-0.48, -0.871.000.008700170
2025-11-21 21:39:5916-47.3-27.6-11.829.13511-58.9-69.2-0.49, -0.871.000.008700171
2025-11-21 21:41:5917-49.2-27.7-12.430.53550-59.4-68.4-0.48, -0.881.000.008700172
2025-11-21 21:43:5918-51.6-27.5-12.630.73650-59.3-68.3-0.48, -0.871.000.008700173
2025-11-21 21:45:5919-52.7-27.0-12.730.73714-59.4-68.8-0.48, -0.871.000.008700174
2025-11-21 21:47:5920-51.7-26.6-12.331.33688-59.1-68.7-0.48, -0.871.000.008700175
2025-11-21 21:49:5921-52.0-26.6-12.830.73612-58.5-68.8-0.49, -0.871.000.008700176
2025-11-21 21:51:5922-53.4-27.2-13.330.03622-58.5-70.9-0.50, -0.871.000.008700177
2025-11-21 21:53:5923-54.4-27.5-13.130.53671-58.5-70.0-0.50, -0.871.000.008700178
2025-11-21 21:55:5924-55.4-27.4-13.430.93701-0.49, -0.871.000.008700179
2025-11-21 21:57:5925-56.2-28.3-13.230.93749-59.5-70.1-0.48, -0.871.000.008700180

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 )