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 20856
Detector 14 day operating status:

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


Overview for dimming #:
   20856           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 #: 20856          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-11-27 22:41:5910.00.00.00.00 , 0.008708796
2025-11-27 22:43:5920.00.00.00.00 , 0.008708797
2025-11-27 22:45:5930.00.00.00.00 , 0.008708798
2025-11-27 22:47:5940.00.00.00.00 , 0.008708799
2025-11-27 22:49:5950.00.00.00.00 , 0.008708800
2025-11-27 22:51:5960.00.00.00.00 , 0.008708801
2025-11-27 22:53:597-0.1-0.6-11.80.27 , 0.008708802
2025-11-27 22:55:598-0.7-6.7-12.21.949-19.7-79.3-0.93, -0.341.000.008708803
2025-11-27 22:57:599-1.1-9.9-13.42.476-19.7-79.7-0.93, -0.341.006.188708804
2025-11-27 22:59:5910-1.4-10.0-13.02.999-20.0-80.0-0.93, -0.351.003.378708805
2025-11-27 23:01:5911-1.6-11.4-13.13.2112-19.9-80.0-0.93, -0.351.003.158708806
2025-11-27 23:03:5912-2.1-12.9-13.53.8144-19.8-79.9-0.94, -0.341.002.718708807
2025-11-27 23:05:5913-2.0-12.7-14.33.5129-19.9-80.4-0.94, -0.351.001.398708808
2025-11-27 23:07:5914-2.0-12.3-14.13.5131-19.7-80.1-0.94, -0.341.000.008708809
2025-11-27 23:09:5915-2.0-12.4-14.43.7128-19.0-79.5-0.94, -0.331.000.008708810
2025-11-27 23:11:5916-1.7-11.3-13.93.2119-18.6-79.5-0.94, -0.331.000.008708811
2025-11-27 23:13:5917-1.9-11.5-12.63.0140-18.5-79.1-0.94, -0.320.990.008708812
2025-11-27 23:15:5918-2.0-10.1-13.02.9143-18.4-78.9-0.94, -0.320.990.008708813
2025-11-27 23:17:5919-2.6-10.2-13.23.8184-18.7-79.0-0.94, -0.330.990.008708814
2025-11-27 23:19:5920-2.8-10.6-13.13.9197-19.3-79.6-0.94, -0.341.000.008708815
2025-11-27 23:21:5921-3.5-10.9-11.84.3268-18.4-78.5-0.94, -0.320.990.008708816
2025-11-27 23:23:5922-3.6-10.4-11.95.1276-18.9-79.2-0.94, -0.330.990.008708817
2025-11-27 23:25:5923-4.6-8.2-10.35.1404-17.3-75.4-0.93, -0.310.980.008708818
2025-11-27 23:27:5924-5.1-10.0-11.25.7430-17.3-75.9-0.94, -0.310.980.008708819

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 )