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 21112
Detector 14 day operating status:

Last detected dimming:
   213 hours and 34 minutes ago (2026-01-04 22:23 UTC)


Overview for dimming #:
   21112           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 #: 21112          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-12-29 13:37:5910.00.00.00.00 , 0.978751648
2025-12-29 13:39:5920.00.00.00.00 , 0.908751649
2025-12-29 13:41:5930.00.00.00.00 , 0.008751650
2025-12-29 13:43:5940.00.00.00.00 , 0.008751651
2025-12-29 13:45:5950.00.00.00.00 , 0.008751652
2025-12-29 13:47:5960.00.00.00.00 , 0.008751653
2025-12-29 13:49:5970.00.00.00.00 , 0.888751654
2025-12-29 13:51:5980.00.00.00.00 , 1.338751655
2025-12-29 13:53:5990.00.00.00.00 , 1.798751656
2025-12-29 13:55:59100.00.00.00.00 , 0.918751657
2025-12-29 13:57:59110.00.00.00.00 , 0.008751658
2025-12-29 13:59:59120.00.00.00.00 , 0.008751659
2025-12-29 14:01:59130.00.00.00.00 , 0.008751660
2025-12-29 14:03:59140.00.00.00.00 , 0.008751661
2025-12-29 14:05:59150.00.00.00.00 , 0.008751662
2025-12-29 14:07:59160.00.00.00.00 , 0.008751663
2025-12-29 14:09:59170.00.00.00.00 , 0.008751664
2025-12-29 14:11:59180.00.00.00.00 , 0.008751665
2025-12-29 14:13:59190.00.0-13.70.02-35.3-61.2-0.72, -0.570.920.008751666
2025-12-29 14:15:5920-0.1-0.5-13.20.18-35.5-61.1-0.72, -0.570.920.008751667
2025-12-29 14:17:5921-0.10.0-15.20.04-35.5-61.1-0.72, -0.570.920.008751668

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 )