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 20769
Detector 14 day operating status:

Last detected dimming:
   216 hours and 11 minutes ago (2025-12-05 23:57 UTC)


Overview for dimming #:
   20769           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

more


Details for dimming #: 20769          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-11-16 20:21:5910.00.00.00.00 , 0.008692944
2025-11-16 20:23:5920.00.00.00.00 , 0.008692945
2025-11-16 20:25:5930.00.00.00.00 , 0.008692946
2025-11-16 20:27:5940.00.00.00.00 , 0.008692947
2025-11-16 20:29:5950.00.00.00.00 , 0.008692948
2025-11-16 20:31:5960.00.00.00.00 , 0.008692949
2025-11-16 20:33:597-1.0-6.7-9.80.388 , 0.008692950
2025-11-16 20:35:598-3.7-12.3-9.31.1343-12.71.30.02, -0.270.270.008692951
2025-11-16 20:37:599-6.9-14.8-9.81.9610-12.61.80.03, -0.270.272.558692952
2025-11-16 20:39:5910-8.0-17.4-10.42.0649-12.81.60.03, -0.270.270.008692953
2025-11-16 20:41:5911-10.1-19.5-11.22.5790-12.81.70.03, -0.270.270.008692954
2025-11-16 20:43:5912-12.1-21.6-11.62.9907-12.91.70.03, -0.270.271.068692955
2025-11-16 20:45:5913-17.6-24.1-13.43.51106-6.80.00.00, -0.170.170.008692956
2025-11-16 20:47:5914-19.2-26.1-14.33.51128-5.70.20.00, -0.150.150.008692957
2025-11-16 20:49:5915-20.7-27.9-14.73.61155-5.00.00.00, -0.140.140.008692958
2025-11-16 20:51:5916-23.3-30.0-15.24.01272-4.80.10.00, -0.130.130.008692959
2025-11-16 20:53:5917-26.0-30.9-16.34.21347-4.40.20.00, -0.120.120.008692960
2025-11-16 20:55:5918-27.0-31.3-15.94.41406-4.20.20.00, -0.120.120.008692961
2025-11-16 20:57:5919-26.2-32.5-16.74.11312-3.80.10.00, -0.110.110.008692962
2025-11-16 21:01:5920-28.0-34.4-16.64.31388-3.60.00.00, -0.110.110.008692964

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 )