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 20340
Detector 14 day operating status:

Last detected dimming:
   202 hours and 13 minutes ago (2025-10-03 21:29 UTC)


Overview for dimming #:
   20340           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 #: 20340          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-09-30 17:17:5910.00.00.00.00 , 0.008625755
2025-09-30 17:19:5920.00.00.00.00 , 0.008625756
2025-09-30 17:21:593-1.5-13.1-18.50.373 , 0.008625757
2025-09-30 17:23:594-2.2-14.4-19.90.4102 , 0.008625758
2025-09-30 17:25:595-3.0-16.6-21.20.5138 , 0.008625759
2025-09-30 17:27:596-4.3-20.4-22.90.7183 , 0.008625760
2025-09-30 17:29:597-5.3-23.8-25.10.8213 , 0.008625761
2025-09-30 17:31:598-6.6-27.7-26.70.9244 , 0.008625762
2025-09-30 17:33:599-8.3-31.8-28.71.0276-24.518.40.29, -0.520.604.158625763
2025-09-30 17:35:5910-8.8-33.5-28.51.2312-24.418.00.29, -0.520.597.018625764
2025-09-30 17:37:5911-9.3-33.2-27.51.3349-24.117.40.28, -0.510.584.858625765
2025-09-30 17:39:5912-10.6-34.9-23.41.64209.1-31.8-0.53, 0.060.533.808625766
2025-09-30 17:41:5913-11.1-35.2-18.61.8473 , 0.968625767
2025-09-30 17:43:5914-14.5-35.8-16.42.25719.5-32.4-0.54, 0.070.540.888625768
2025-09-30 17:45:5915-15.7-34.8-14.82.56569.4-32.2-0.53, 0.070.540.008625769
2025-09-30 17:47:5916-17.8-37.6-14.72.97759.7-31.7-0.52, 0.070.530.008625770
2025-09-30 17:49:5917-20.1-38.8-16.03.386610.5-31.0-0.51, 0.080.520.008625771
2025-09-30 17:51:5918-21.4-39.9-16.03.591310.9-31.2-0.52, 0.090.520.008625772
2025-09-30 17:53:5919-23.6-39.6-16.83.8100011.0-31.0-0.51, 0.090.520.008625773
2025-09-30 17:55:5920-24.8-41.1-17.04.0104511.0-30.9-0.51, 0.090.520.008625774
2025-09-30 17:57:5921-26.8-41.0-17.14.4116710.9-30.6-0.51, 0.090.510.008625775
2025-09-30 17:59:5922-28.5-39.2-16.84.7124210.9-30.8-0.51, 0.090.520.008625776
2025-09-30 18:01:5923-30.4-41.6-17.14.9130111.0-30.6-0.51, 0.090.511.448625777
2025-09-30 18:03:5924-33.1-40.7-17.35.4142211.0-30.6-0.51, 0.090.510.008625778
2025-09-30 18:05:5925-35.4-40.3-17.45.7149411.0-30.8-0.51, 0.090.520.008625779
2025-09-30 18:07:5926-36.8-41.4-18.25.7149711.0-30.6-0.51, 0.090.510.008625780

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 )