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 20805
Detector 14 day operating status:

Last detected dimming:
   216 hours and 11 minutes ago (2025-12-05 23:57 UTC)


Overview for dimming #:
   20805           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

more


Details for dimming #: 20805          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-11-20 11:43:5910.00.00.00.00 , 0.008698433
2025-11-20 11:45:592-0.2-1.8-7.70.119 , 0.008698434
2025-11-20 11:47:593-2.1-15.8-23.00.477 , 0.008698435
2025-11-20 11:49:594-3.0-22.0-29.00.597 , 0.008698436
2025-11-20 11:51:595-3.6-24.6-30.50.6113 , 0.008698437
2025-11-20 11:53:596-3.6-25.4-33.50.5109 , 0.008698438
2025-11-20 11:55:597-4.1-26.2-21.10.7139 , 0.848698439
2025-11-20 11:57:598-4.6-26.5-21.20.8166 , 2.068698440
2025-11-20 11:59:599-5.2-27.7-19.30.9202 , 3.308698441
2025-11-20 12:01:5910-5.2-27.4-17.91.0216-27.6-31.9-0.47, -0.500.691.558698442
2025-11-20 12:03:5911-5.0-27.1-16.80.9207-26.3-44.5-0.64, -0.470.790.008698443
2025-11-20 12:05:5912-4.6-26.4-17.70.8183-26.3-44.6-0.64, -0.470.790.008698444
2025-11-20 12:07:5913-4.9-26.1-19.20.8187-26.4-44.5-0.64, -0.470.790.008698445
2025-11-20 12:09:5914-5.1-26.0-19.20.9196-26.4-44.5-0.64, -0.470.790.008698446
2025-11-20 12:11:5915-4.5-25.4-19.90.8168-26.4-44.6-0.64, -0.470.790.008698447
2025-11-20 12:13:5916-5.0-25.4-19.60.9198-26.4-44.5-0.64, -0.470.790.008698448
2025-11-20 12:15:5917-4.7-24.7-19.70.8185-26.4-33.9-0.51, -0.480.700.008698449
2025-11-20 12:17:5918-4.5-23.9-18.20.8187-26.4-44.5-0.64, -0.470.790.008698450
2025-11-20 12:19:5919-4.5-24.2-19.40.8185-26.4-44.5-0.64, -0.470.790.008698451
2025-11-20 12:21:5920-4.3-23.4-19.20.8175-26.4-44.6-0.64, -0.470.790.008698452
2025-11-20 12:23:5921-18.0-26.9-16.20.81013-1.12, -0.391.180.848698453

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 )