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 20813
Detector 14 day operating status:

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


Overview for dimming #:
   20813           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 #: 20813          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-11-21 22:23:5910.00.00.00.00 , 0.008700193
2025-11-21 22:25:5920.00.00.00.00 , 0.008700194
2025-11-21 22:27:5930.00.00.00.00 , 0.008700195
2025-11-21 22:29:5940.00.00.00.00 , 0.008700196
2025-11-21 22:31:5950.00.00.00.00 , 0.008700197
2025-11-21 22:33:5960.00.00.00.00 , 0.008700198
2025-11-21 22:35:5970.00.00.00.00 , 0.008700199
2025-11-21 22:37:5980.00.00.00.00 , 0.008700200
2025-11-21 22:39:5990.00.00.00.00 , 16.098700201
2025-11-21 22:41:5910-0.3-3.3-13.10.021-1.14, -0.271.1715.708700202
2025-11-21 22:43:5911-0.4-4.5-14.10.027-1.14, -0.271.173.108700203
2025-11-21 22:45:5912-0.2-2.0-11.60.017-1.15, -0.271.180.008700204
2025-11-21 22:47:5913-0.3-3.9-12.60.026-1.14, -0.271.170.008700205
2025-11-21 22:49:5914-0.5-5.3-13.20.034-1.14, -0.271.170.008700206
2025-11-21 22:51:5915-0.5-5.2-13.20.036-1.14, -0.271.180.008700207
2025-11-21 22:53:5916-0.5-5.6-14.40.037-1.14, -0.271.170.008700208
2025-11-21 22:55:5917-0.7-7.6-13.50.050-1.14, -0.271.170.008700209
2025-11-21 22:57:5918-0.9-8.1-13.10.065-1.14, -0.271.170.008700210
2025-11-21 22:59:5919-1.0-9.0-11.70.081-1.14, -0.271.180.008700211
2025-11-21 23:01:5920-1.1-8.2-11.10.095-1.14, -0.271.170.008700212
2025-11-21 23:03:5921-1.7-10.7-12.00.0138-1.14, -0.271.170.918700213
2025-11-21 23:05:5922-2.1-11.8-12.80.0156-1.14, -0.281.170.958700214
2025-11-21 23:07:5923-2.6-11.6-12.70.1190-1.14, -0.281.170.008700215

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 )