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 21511
Detector 14 day operating status:

Last detected dimming:
   302 hours and 53 minutes ago (2026-03-23 23:39 UTC)


Overview for dimming #:
   21511           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 #: 21511          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2026-03-21 09:09:5910.00.00.00.00 , 0.008833507
2026-03-21 09:11:5920.00.00.00.00 , 0.008833508
2026-03-21 09:13:5930.00.00.00.00 , 0.008833509
2026-03-21 09:15:5940.00.00.00.00 , 0.008833510
2026-03-21 09:17:5950.00.00.00.00 , 0.008833511
2026-03-21 09:19:5960.00.00.00.00 , 0.008833512
2026-03-21 09:21:5970.00.00.00.00 , 0.008833513
2026-03-21 09:23:598-2.2-19.6-18.60.389 , 1.218833514
2026-03-21 09:25:599-5.2-32.0-23.80.5159 , 1.458833515
2026-03-21 09:27:5910-7.1-33.5-20.60.7239-11.05.60.10, -0.070.121.018833516
2026-03-21 09:29:5911-9.9-36.7-17.81.1343-10.85.90.10, -0.070.120.008833517
2026-03-21 09:31:5912-11.9-45.5-17.01.2397-10.85.80.10, -0.070.120.008833518
2026-03-21 09:33:5913-13.5-53.8-20.01.3411-10.85.90.10, -0.070.120.008833519
2026-03-21 09:35:5914-13.8-56.2-19.71.3418-10.85.90.10, -0.070.120.008833520
2026-03-21 09:37:5915-15.6-60.0-17.81.5492-10.85.90.10, -0.070.120.008833521
2026-03-21 09:39:5916-14.8-59.6-21.81.3418-10.85.90.10, -0.070.120.008833522
2026-03-21 09:41:5917-16.2-61.3-18.41.5500-10.85.90.10, -0.070.120.008833523
2026-03-21 09:43:5918-17.4-66.5-18.91.6528-10.85.90.10, -0.070.120.008833524
2026-03-21 09:45:5919-18.2-78.3-18.51.6515-10.85.90.10, -0.070.120.008833525
2026-03-21 09:47:5920-17.4-81.5-24.51.3419-10.85.90.10, -0.070.120.008833526
2026-03-21 09:49:5921-17.0-75.7-24.81.3421-10.85.90.10, -0.070.120.008833527
2026-03-21 09:51:5922-16.6-76.3-23.81.3418-10.95.80.10, -0.070.120.008833528

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 )