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 20342
Detector 14 day operating status:

Last detected dimming:
   202 hours and 11 minutes ago (2025-10-03 21:29 UTC)


Overview for dimming #:
   20342           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 #: 20342          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-09-30 20:45:5910.00.00.00.00 , 0.008626577
2025-09-30 20:47:5920.00.00.00.00 , 0.008626578
2025-09-30 20:49:5930.00.00.00.00 , 0.008626579
2025-09-30 20:51:5940.00.00.00.00 , 0.008626580
2025-09-30 20:53:5950.00.00.00.00 , 0.008626581
2025-09-30 20:55:5960.00.00.00.00 , 0.008626582
2025-09-30 20:57:5970.00.00.00.00 , 0.008626583
2025-09-30 21:01:5980.00.00.00.00 , 1.388626585
2025-09-30 21:03:5990.00.00.00.00 , 5.108626586
2025-09-30 21:05:59100.00.00.00.00 , 0.878626587
2025-09-30 21:07:5911-0.1-0.3-8.20.06 , 0.008626588
2025-09-30 21:09:5912-0.2-2.4-9.70.120 , 0.008626589
2025-09-30 21:11:5913-0.8-6.4-13.00.254 , 0.008626590
2025-09-30 21:13:5914-1.1-8.9-13.90.272 , 0.008626591
2025-09-30 21:15:5915-1.8-11.5-15.20.3102 , 0.008626592
2025-09-30 21:17:5916-1.8-11.6-15.50.3101 , 0.008626593
2025-09-30 21:19:5917-2.1-13.5-16.00.3109 , 0.008626594
2025-09-30 21:21:5918-2.4-14.8-17.20.4121 , 0.008626595
2025-09-30 21:23:5919-2.4-15.7-17.20.4115 , 0.008626596
2025-09-30 21:25:5920-2.6-16.6-18.60.4119 , 0.008626597
2025-09-30 21:27:5921-2.5-16.6-19.60.4115 , 0.008626598

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 )