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 20426
Detector 14 day operating status:

Last detected dimming:
   211 hours and 10 minutes ago (2025-10-24 20:53 UTC)


Overview for dimming #:
   20426           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 #: 20426          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-10-12 08:41:5910.00.00.00.00 , 0.008642384
2025-10-12 08:43:5920.00.00.00.00 , 0.008642385
2025-10-12 08:45:5930.00.00.00.00 , 0.008642386
2025-10-12 08:47:5940.00.00.00.00 , 0.008642387
2025-10-12 08:49:595-1.2-6.4-7.90.0158 , 0.008642388
2025-10-12 08:51:596-3.3-9.6-8.60.03740.18, -1.011.020.008642389
2025-10-12 08:53:597-4.7-11.3-8.80.05180.18, -1.011.020.008642390
2025-10-12 08:55:598-5.7-11.3-9.20.05990.17, -1.011.020.008642391
2025-10-12 08:57:599-7.1-12.5-9.30.07180.17, -1.011.020.888642392
2025-10-12 08:59:5910-8.0-13.8-9.70.07880.17, -1.011.020.008642393
2025-10-12 09:01:5911-8.5-14.2-10.00.08260.17, -1.011.020.008642394
2025-10-12 09:03:5912-9.1-14.6-9.70.08940.18, -1.011.020.008642395
2025-10-12 09:05:5913-10.6-14.5-9.10.010500.17, -1.011.020.008642396
2025-10-12 09:07:5914-11.1-14.9-9.51.310310.20, -1.001.020.008642397
2025-10-12 09:09:5915-11.3-15.3-8.81.311080.20, -0.991.010.008642398
2025-10-12 09:11:5916-12.0-16.4-8.61.311970.20, -1.001.020.008642399
2025-10-12 09:13:5917-13.7-17.0-9.12.213110.24, -0.981.010.008642400
2025-10-12 09:15:5918-12.4-16.7-8.71.312080.20, -1.001.020.008642401
2025-10-12 09:17:5919-12.2-17.0-8.90.911780.20, -1.001.020.008642402
2025-10-12 09:19:5920-11.9-16.4-9.71.111070.20, -1.001.020.008642403
2025-10-12 09:21:5921-12.6-17.0-9.61.511650.20, -1.001.020.008642404

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 )