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 20880
Detector 14 day operating status:

Last detected dimming:
   199 hours and 11 minutes ago (2025-12-06 23:37 UTC)


Overview for dimming #:
   20880           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 #: 20880          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-11-30 06:59:5910.00.00.00.00 , 1.528712645
2025-11-30 07:01:5920.00.00.00.00 , 0.008712646
2025-11-30 07:03:5930.00.00.00.00 , 0.008712647
2025-11-30 07:05:5940.00.00.00.00 , 0.008712648
2025-11-30 07:07:5950.00.00.00.00 , 0.008712649
2025-11-30 07:09:5960.00.00.00.00 , 0.008712650
2025-11-30 07:11:5970.00.00.00.00 , 0.008712651
2025-11-30 07:13:5980.00.00.00.00 , 0.008712652
2025-11-30 07:15:5990.00.00.00.00 , 3.158712653
2025-11-30 07:17:5910-0.2-2.0-10.70.115-16.9-56.3-0.81, -0.300.864.018712654
2025-11-30 07:19:5911-0.9-4.2-11.80.681-27.1-69.1-0.84, -0.470.963.098712655
2025-11-30 07:21:5912-1.6-8.0-10.81.1141-26.8-68.5-0.84, -0.460.961.648712656
2025-11-30 07:23:5913-3.6-11.5-9.82.5322-26.4-68.0-0.84, -0.460.951.088712657
2025-11-30 07:25:5914-3.8-12.5-10.52.6329-27.0-68.9-0.84, -0.460.961.058712658
2025-11-30 07:27:5915-4.0-12.7-9.42.6349-25.7-66.6-0.84, -0.440.951.388712659
2025-11-30 07:29:5916-4.2-13.2-11.02.6336-25.2-65.8-0.83, -0.440.940.888712660
2025-11-30 07:31:5917-4.4-14.0-10.02.7356-24.6-64.9-0.83, -0.430.940.008712661
2025-11-30 07:33:5918-4.7-15.1-9.92.8366-23.3-63.2-0.83, -0.410.920.008712662
2025-11-30 07:35:5919-4.1-13.4-10.42.4318-24.9-65.2-0.83, -0.430.940.008712663
2025-11-30 07:37:5920-4.1-13.9-10.12.5326-26.5-67.9-0.84, -0.460.950.008712664
2025-11-30 07:39:5921-4.1-13.5-10.72.5322-26.8-68.5-0.84, -0.460.960.008712665
2025-11-30 07:41:5922-4.1-13.8-10.42.5324-26.2-67.1-0.84, -0.450.950.008712666
2025-11-30 07:43:5923-4.2-14.1-10.52.4317-25.7-66.5-0.83, -0.440.950.008712667

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 )