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 20784
Detector 14 day operating status:

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


Overview for dimming #:
   20784           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 #: 20784          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-11-17 19:03:5910.00.00.00.00 , 0.008695779
2025-11-17 19:05:5920.00.00.00.00 , 0.008695780
2025-11-17 19:07:5930.00.00.00.00 , 0.008695781
2025-11-17 19:09:5940.00.00.00.00 , 0.008695782
2025-11-17 19:11:5950.00.00.00.00 , 0.008695783
2025-11-17 19:13:5960.00.00.00.00 , 0.008695784
2025-11-17 19:15:597-1.1-8.8-18.60.264 , 0.008695785
2025-11-17 19:17:598-2.2-10.9-15.30.4137 , 0.008695786
2025-11-17 19:19:599-4.4-17.6-12.20.9272-7.19.60.17, -0.170.242.888695787
2025-11-17 19:21:5910-6.5-19.9-12.61.3416-7.29.20.16, -0.170.240.008695788
2025-11-17 19:23:5911-8.2-22.1-13.41.6504-7.49.00.16, -0.170.230.898695789
2025-11-17 19:25:5912-11.6-24.1-13.62.3730-7.79.20.16, -0.180.240.898695790
2025-11-17 19:27:5913-14.8-25.3-13.33.1971-7.79.20.16, -0.180.240.008695791
2025-11-17 19:29:5914-17.4-26.1-13.03.71155-8.29.30.16, -0.190.250.008695792
2025-11-17 19:31:5915-20.0-27.0-12.34.31361-8.29.50.17, -0.190.250.008695793
2025-11-17 19:33:5916-23.5-26.2-12.35.11604-8.49.70.17, -0.190.260.008695794
2025-11-17 19:35:5917-27.6-25.3-12.55.91858-8.510.00.17, -0.190.260.008695795
2025-11-17 19:37:5918-28.5-24.9-12.56.21942-8.49.80.17, -0.190.260.008695796
2025-11-17 19:39:5919-30.4-24.6-13.16.42002-9.29.60.17, -0.210.260.008695797
2025-11-17 19:41:5920-33.2-23.8-13.17.02190-9.49.60.17, -0.210.270.008695798
2025-11-17 19:43:5921-37.2-23.1-13.57.62388-9.99.50.17, -0.220.270.008695799
2025-11-17 19:45:5922-38.2-22.7-13.47.62387-10.310.10.17, -0.220.280.008695800
2025-11-17 19:47:5923-40.2-22.8-14.17.82447-10.710.50.18, -0.230.290.008695801

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 )