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 20174
Detector 14 day operating status:

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


Overview for dimming #:
   20174           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 #: 20174          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-09-18 11:47:5910.00.00.00.00 , 0.008608392
2025-09-18 11:49:5920.00.00.00.00 , 0.008608393
2025-09-18 11:51:5930.00.00.00.00 , 0.008608394
2025-09-18 11:53:5940.00.00.00.00 , 0.008608395
2025-09-18 11:55:5950.00.00.00.00 , 0.008608396
2025-09-18 11:57:5960.00.00.00.00 , 0.008608397
2025-09-18 11:59:5970.00.00.00.00 , 0.008608398
2025-09-18 12:01:598-0.2-1.8-14.20.013 , 0.008608399
2025-09-18 12:03:599-0.2-2.2-13.00.117 , 4.428608400
2025-09-18 12:05:5910-0.4-4.0-16.60.121-4.5-21.1-0.36, -0.200.410.008608401
2025-09-18 12:07:5911-0.6-5.5-16.60.136-4.6-21.1-0.36, -0.200.410.008608402
2025-09-18 12:09:5912-0.7-5.5-16.10.143-4.7-21.1-0.36, -0.200.410.008608403
2025-09-18 12:11:5913-1.2-9.0-16.00.377-4.8-21.0-0.36, -0.200.410.008608404
2025-09-18 12:13:5914-1.2-6.7-15.20.377-4.9-21.0-0.36, -0.200.410.008608405
2025-09-18 12:15:5915-1.4-7.0-15.00.388-4.8-21.0-0.36, -0.200.410.008608406
2025-09-18 12:17:5916-2.3-7.7-11.00.6168-4.9-21.1-0.36, -0.200.420.008608407
2025-09-18 12:19:5917-2.9-9.1-10.90.7215-4.8-21.1-0.36, -0.200.420.008608408
2025-09-18 12:21:5918-2.4-9.7-10.30.7188-4.7-21.1-0.36, -0.200.420.008608409
2025-09-18 12:23:5919-3.2-10.1-10.80.9252-4.7-21.2-0.37, -0.200.420.008608410
2025-09-18 12:25:5920-3.7-10.3-10.21.0293-4.5-21.5-0.37, -0.200.420.008608411
2025-09-18 12:27:5921-4.1-11.6-10.51.1309-4.7-21.2-0.37, -0.200.420.008608412

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 )