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 20309
Detector 14 day operating status:

Last detected dimming:
   202 hours and 7 minutes ago (2025-10-03 21:29 UTC)


Overview for dimming #:
   20309           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 #: 20309          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-09-28 16:59:5910.00.00.00.00 , 0.008622874
2025-09-28 17:01:5920.00.00.00.00 , 0.008622875
2025-09-28 17:03:5930.00.00.00.00 , 0.008622876
2025-09-28 17:05:5940.00.00.00.00 , 0.008622877
2025-09-28 17:07:595-1.7-8.8-10.70.61214.2-48.7-0.76, -0.010.760.008622878
2025-09-28 17:09:596-1.9-11.0-12.80.61224.1-48.8-0.76, -0.010.761.258622879
2025-09-28 17:11:597-2.1-11.4-12.00.61384.1-48.8-0.76, -0.010.761.408622880
2025-09-28 17:13:598-4.0-15.1-12.21.22465.0-49.2-0.76, 0.010.761.298622881
2025-09-28 17:15:599-4.8-16.5-12.51.32724.9-49.2-0.76, 0.010.765.778622882
2025-09-28 17:17:5910-5.2-18.2-14.81.22584.9-49.2-0.76, 0.010.767.098622883
2025-09-28 17:19:5911-5.6-19.0-13.41.32824.8-49.2-0.76, 0.010.760.008622884
2025-09-28 17:21:5912-5.9-19.3-14.51.42965.1-49.3-0.76, 0.010.760.008622885
2025-09-28 17:23:5913-6.9-23.5-14.21.63425.1-49.2-0.76, 0.010.760.008622886
2025-09-28 17:25:5914-7.7-26.9-13.91.73775.3-49.5-0.77, 0.020.770.008622887
2025-09-28 17:27:5915-8.5-28.2-13.22.04315.4-49.4-0.77, 0.020.771.608622888
2025-09-28 17:29:5916-8.8-29.1-12.92.24705.5-49.5-0.77, 0.020.773.278622889
2025-09-28 17:31:5917-7.6-23.2-12.32.04265.5-49.5-0.77, 0.020.770.008622890
2025-09-28 17:33:5918-7.4-24.8-12.51.94095.6-49.5-0.77, 0.020.770.008622891
2025-09-28 17:35:5919-6.6-21.4-13.41.63445.4-49.3-0.76, 0.020.760.008622892
2025-09-28 17:37:5920-6.7-20.4-13.51.73655.7-49.4-0.76, 0.020.760.008622893
2025-09-28 17:39:5921-1.8-9.5-11.80.51288.1-44.0-0.70, 0.060.700.008622894
2025-09-28 17:41:5922-2.5-12.0-10.60.81807.9-44.2-0.70, 0.050.700.008622895
2025-09-28 17:43:5923-3.5-12.0-11.61.02426.3-48.3-0.75, 0.030.750.008622896
2025-09-28 17:45:5924-3.6-11.0-12.71.02326.6-48.0-0.75, 0.030.750.008622897
2025-09-28 17:47:5925-2.6-9.9-12.10.81785.5-49.3-0.76, 0.020.760.008622898
2025-09-28 17:49:5926-6.7-15.6-15.11.64166.3-48.4-0.75, 0.030.750.008622899
2025-09-28 17:51:5927-5.7-11.6-12.82.13825.6-49.9-0.77, 0.020.770.008622900
2025-09-28 17:53:5928-4.4-11.4-12.21.82964.6-52.0-0.79, 0.010.790.858622901

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 )