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 19857
Detector 14 day operating status:

Last detected dimming:
   203 hours and 2 minutes ago (2025-08-27 23:57 UTC)


Overview for dimming #:
   19857           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 #: 19857          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-08-09 21:55:5910.00.00.00.00 , 0.008551222
2025-08-09 21:57:5920.00.00.00.00 , 0.008551223
2025-08-09 21:59:5930.00.00.00.00 , 0.008551224
2025-08-09 22:01:5940.00.00.00.00 , 0.008551225
2025-08-09 22:03:5950.00.00.00.00 , 0.008551226
2025-08-09 22:05:5960.00.00.00.00 , 0.008551227
2025-08-09 22:07:5970.00.00.00.00 , 0.008551228
2025-08-09 22:09:5980.00.00.00.00 , 0.008551229
2025-08-09 22:11:5990.00.00.00.00 , 5.418551230
2025-08-09 22:13:59100.00.00.00.00 , 8.438551231
2025-08-09 22:15:59110.00.00.00.00 , 5.308551952
2025-08-09 22:17:59120.00.00.00.00 , 1.918551953
2025-08-09 22:19:5913-0.10.0-16.70.03-1.13, -0.261.160.008551954
2025-08-09 22:21:59140.00.0-24.10.02-1.13, -0.261.160.008551955
2025-08-09 22:23:5915-0.6-5.7-49.00.014-1.13, -0.271.160.898551956
2025-08-09 22:25:5916-1.0-14.0-58.50.022-1.13, -0.271.160.968551957
2025-08-09 22:27:5917-1.3-17.0-52.20.028-1.13, -0.271.160.008551958
2025-08-09 22:29:5918-1.3-13.9-52.60.029-1.13, -0.271.160.008551959
2025-08-09 22:31:5919-1.1-9.8-16.90.036-1.13, -0.271.160.008551960
2025-08-09 22:33:5920-1.3-11.0-16.80.044-1.13, -0.271.161.008551961
2025-08-09 22:35:5921-1.3-9.6-18.60.145-1.13, -0.271.160.008551962
2025-08-09 22:37:5922-1.3-9.2-18.40.149-1.13, -0.271.160.008551963
2025-08-09 22:39:5923-1.1-5.9-18.60.139-1.12, -0.271.160.008551964

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 )