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 21094
Detector 14 day operating status:

Last detected dimming:
   203 hours and 25 minutes ago (2026-01-03 23:07 UTC)


Overview for dimming #:
   21094           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 #: 21094          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-12-27 10:05:5910.00.00.00.00 , 0.008748667
2025-12-27 10:07:5920.00.00.00.00 , 0.008748668
2025-12-27 10:09:5930.00.00.00.00 , 0.008748669
2025-12-27 10:11:5940.00.00.00.00 , 0.008748670
2025-12-27 10:13:5950.00.00.00.00 , 0.008748671
2025-12-27 10:15:5960.00.00.00.00 , 0.008748672
2025-12-27 10:17:5970.00.00.00.00 , 0.008748673
2025-12-27 10:19:5980.00.00.00.00 , 0.008748674
2025-12-27 10:21:599-1.3-11.3-14.00.387-17.4-6.1-0.10, -0.260.281.888748675
2025-12-27 10:23:5910-2.9-14.5-14.50.6188-17.3-5.5-0.09, -0.260.282.248748676
2025-12-27 10:25:5911-5.8-18.7-16.61.0327-17.0-5.7-0.10, -0.260.273.698748677
2025-12-27 10:27:5912-11.9-23.7-18.71.9591-16.8-7.1-0.12, -0.250.284.178748678
2025-12-27 10:29:5913-17.1-27.1-17.42.5796-16.0-6.4-0.11, -0.240.264.128748679
2025-12-27 10:31:5914-20.5-27.9-16.73.0943-15.7-6.8-0.11, -0.230.264.858748680
2025-12-27 10:33:5915-26.1-30.7-14.74.21328-16.2-7.0-0.12, -0.240.272.888748681
2025-12-27 10:35:5916-29.6-37.6-15.44.71502-16.0-7.0-0.12, -0.240.270.008748682
2025-12-27 10:37:5917-31.3-48.7-14.45.11633-15.6-6.9-0.12, -0.230.260.008748683
2025-12-27 10:39:5918-33.8-49.2-14.95.51748-15.8-7.1-0.12, -0.230.260.008748684
2025-12-27 10:41:5919-36.5-68.2-14.16.11919-15.0-7.0-0.12, -0.220.250.008748685
2025-12-27 10:43:5920-39.7-85.9-13.96.42013-14.7-6.7-0.12, -0.210.240.008748686
2025-12-27 10:45:5921-41.8-87.1-13.96.92183-14.7-6.8-0.12, -0.220.240.008748687
2025-12-27 10:47:5922-41.6-96.0-14.36.62101-14.4-6.7-0.12, -0.210.240.008748688
2025-12-27 10:49:5923-41.1-95.9-14.16.52072-14.3-6.7-0.11, -0.210.240.008748689
2025-12-27 10:51:5924-41.5-89.0-13.86.82156-14.1-6.8-0.12, -0.210.240.008748690
2025-12-27 10:53:5925-42.5-95.7-14.16.92179-13.8-7.0-0.12, -0.200.230.008748691
2025-12-27 10:55:5926-43.7-96.4-14.17.22286-14.0-7.0-0.12, -0.200.240.008748692
2025-12-27 10:57:5927-44.5-82.5-14.27.42330-13.8-7.8-0.13, -0.200.240.008748693

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 )