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 21435
Detector 14 day operating status:

Last detected dimming:
   223 hours and 47 minutes ago (2026-03-03 19:29 UTC)


Overview for dimming #:
   21435           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 #: 21435          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2026-03-02 16:23:5910.00.00.00.00 , 0.008812581
2026-03-02 16:25:5920.00.00.00.00 , 0.008812582
2026-03-02 16:27:5930.00.00.00.00 , 0.008812583
2026-03-02 16:29:5940.00.00.00.00 , 1.058812584
2026-03-02 16:31:5950.00.00.00.00 , 1.078812585
2026-03-02 16:33:5960.00.00.00.00 , 0.008812586
2026-03-02 16:35:597-0.1-0.1-9.30.05 , 1.128812587
2026-03-02 16:37:598-0.2-0.3-13.00.013 , 0.938812588
2026-03-02 16:39:599-0.4-1.8-10.80.129 , 4.138812589
2026-03-02 16:41:5910-0.7-3.2-12.50.138 , 4.658812590
2026-03-02 16:43:5911-0.6-3.1-12.20.242 , 1.018812591
2026-03-02 16:45:5912-1.0-4.4-13.30.24722.3-22.7-0.36, 0.490.610.008812592
2026-03-02 16:47:5913-1.5-6.2-13.50.36822.3-22.7-0.36, 0.490.610.008812593
2026-03-02 16:49:5914-1.5-6.7-14.60.36822.3-22.7-0.36, 0.490.610.008812594
2026-03-02 16:51:5915-1.7-6.9-16.30.37122.5-22.6-0.36, 0.490.610.008812595
2026-03-02 16:53:5916-1.8-6.0-14.00.37622.8-22.4-0.36, 0.500.610.008812596
2026-03-02 16:55:5917-2.3-7.7-13.80.410822.8-22.5-0.36, 0.500.610.008812597
2026-03-02 16:57:5918-2.5-7.3-13.60.410623.0-22.3-0.35, 0.500.610.008812598
2026-03-02 16:59:5919-2.8-7.7-11.80.615023.1-22.3-0.35, 0.500.620.008812599
2026-03-02 17:01:5920-3.3-8.9-11.90.719323.0-22.4-0.36, 0.500.610.008812600
2026-03-02 17:03:5921-3.5-10.0-12.00.819923.0-22.4-0.36, 0.500.610.008812601
2026-03-02 17:05:5922-5.1-11.4-10.21.333722.8-22.5-0.36, 0.500.610.008812602

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 )