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 21266
Detector 14 day operating status:

Last detected dimming:
   529 hours and 22 minutes ago (2026-01-18 23:51 UTC)


Overview for dimming #:
   21266           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 #: 21266          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2026-01-17 04:21:5910.00.00.00.00 , 0.008778487
2026-01-17 04:23:5920.00.00.00.00 , 0.008778488
2026-01-17 04:25:5930.00.00.00.00 , 1.898778489
2026-01-17 04:27:5940.00.00.00.00 , 0.008778490
2026-01-17 04:29:5950.00.00.00.00 , 0.008778491
2026-01-17 04:31:5960.00.00.00.00 , 0.008778492
2026-01-17 04:33:5970.00.00.00.00 , 1.008778493
2026-01-17 04:35:5980.00.00.00.00 , 1.838778494
2026-01-17 04:37:5990.00.00.00.00 , 1.938778495
2026-01-17 04:39:5910-0.3-3.9-12.40.124 , 0.008778496
2026-01-17 04:41:5911-0.4-5.2-11.60.139 , 0.008778497
2026-01-17 04:43:5912-0.4-5.2-10.90.141 , 0.008778498
2026-01-17 04:45:5913-1.1-8.6-9.80.3115 , 0.008778499
2026-01-17 04:47:5914-1.7-9.9-8.90.5174-5.75.30.09, -0.020.100.008778500
2026-01-17 04:49:5915-2.3-10.6-9.50.7227-6.05.30.09, -0.020.100.008778501
2026-01-17 04:51:5916-2.6-10.9-9.50.8253-6.35.50.10, -0.030.100.008778502
2026-01-17 04:53:5917-2.6-11.0-10.10.8251-6.25.40.09, -0.030.100.008778503
2026-01-17 04:55:5918-2.6-10.8-10.10.7248-6.35.30.09, -0.030.100.008778504
2026-01-17 04:57:5919-2.7-11.3-10.40.8258-6.05.40.10, -0.020.100.008778505
2026-01-17 04:59:5920-2.9-11.7-10.70.8273-6.25.70.10, -0.030.100.008778506
2026-01-17 05:01:5921-2.9-11.7-10.50.8271-6.45.60.10, -0.030.100.008778507

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 )