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 21461
Detector 14 day operating status:

Last detected dimming:
   219 hours and 43 minutes ago (2026-03-16 15:29 UTC)


Overview for dimming #:
   21461           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 #: 21461          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2026-03-05 05:03:5910.00.00.00.00 , 0.008816526
2026-03-05 05:05:592-1.4-15.4-23.20.354 , 0.008816527
2026-03-05 05:07:593-2.4-22.4-21.90.6103 , 0.008816528
2026-03-05 05:09:594-5.6-27.7-18.51.4270-18.2-55.0-0.79, -0.240.820.008816529
2026-03-05 05:11:595-8.0-32.2-17.82.0382-18.2-54.8-0.78, -0.240.820.008816530
2026-03-05 05:13:596-8.8-32.9-18.62.1403-18.3-54.6-0.78, -0.240.820.008816531
2026-03-05 05:15:597-10.5-33.4-19.32.5480-18.3-54.4-0.78, -0.240.820.008816532
2026-03-05 05:17:598-12.4-35.6-20.82.9541-18.3-54.3-0.78, -0.240.821.108816533
2026-03-05 05:19:599-14.4-38.1-22.13.2596-18.3-54.2-0.78, -0.240.821.558816534
2026-03-05 05:21:5910-17.3-40.8-23.73.5656-18.3-53.3-0.77, -0.240.811.178816535
2026-03-05 05:23:5911-21.1-44.3-22.74.0761-18.2-52.3-0.76, -0.240.800.008816536
2026-03-05 05:25:5912-24.4-53.8-23.44.5854-18.1-52.0-0.76, -0.240.790.008816537
2026-03-05 05:27:5913-27.2-57.3-23.75.2971-18.0-51.7-0.76, -0.230.790.008816538
2026-03-05 05:29:5914-29.0-60.4-23.45.51020-17.9-51.5-0.75, -0.230.790.008816539
2026-03-05 05:31:5915-30.4-62.0-22.95.81077-18.0-51.8-0.76, -0.230.790.008816540
2026-03-05 05:33:5916-31.6-63.6-22.85.91108-17.9-51.5-0.75, -0.230.790.008816541
2026-03-05 05:35:5917-32.7-64.3-22.96.31173-17.9-51.6-0.75, -0.230.790.008816542
2026-03-05 05:37:5918-32.9-63.9-22.96.41176-17.8-51.3-0.75, -0.230.790.008816543
2026-03-05 05:39:5919-33.2-62.7-22.46.51207-17.8-51.2-0.75, -0.230.790.008816544
2026-03-05 05:41:5920-34.1-61.6-22.76.71241-17.7-51.0-0.75, -0.230.780.008816545
2026-03-05 05:43:5921-34.8-60.2-21.97.01288-17.6-50.7-0.75, -0.230.780.008816546
2026-03-05 05:45:5922-35.5-59.5-22.17.21314-17.6-50.7-0.75, -0.230.780.008816547

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 )