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 19791
Detector 14 day operating status:

Last detected dimming:
   203 hours and 4 minutes ago (2025-08-27 23:57 UTC)


Overview for dimming #:
   19791           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 #: 19791          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-08-04 07:47:5920.00.00.00.00 , 0.008543653
2025-08-04 07:49:593-0.2-1.4-10.20.0148.5-11.3-0.20, 0.050.200.008543654
2025-08-04 07:51:594-1.2-6.2-8.10.41218.7-11.5-0.20, 0.050.210.008543655
2025-08-04 07:53:595-2.8-8.8-8.90.92728.5-11.3-0.20, 0.050.204.198543656
2025-08-04 07:55:596-6.9-10.6-10.02.66258.5-11.2-0.19, 0.050.2028.348543657
2025-08-04 07:57:597-11.7-13.0-10.64.410078.3-10.9-0.19, 0.040.1927.888543658
2025-08-04 07:59:598-16.4-14.3-10.46.113488.0-10.9-0.19, 0.040.1913.038543659
2025-08-04 08:01:599-27.0-15.7-10.99.92061-8.732.40.54, -0.240.5917.188543660
2025-08-04 08:03:5910-33.2-15.9-11.511.72457-7.632.30.54, -0.220.581.328543661
2025-08-04 08:05:5911-37.4-17.6-11.512.92688-7.432.30.54, -0.220.581.248543662
2025-08-04 08:07:5912-41.0-19.3-11.613.62884-7.132.30.54, -0.210.580.008543663
2025-08-04 08:09:5913-46.8-20.5-12.015.13170-6.632.20.54, -0.200.570.008543664
2025-08-04 08:11:5914-55.1-21.3-12.317.43622-7.032.20.54, -0.210.581.118543665
2025-08-04 08:13:5915-57.3-22.5-12.317.93708-6.732.10.53, -0.210.570.008543666
2025-08-04 08:15:5916-63.1-22.8-13.219.038872.4-54.3-0.82, -0.020.823.628543667
2025-08-04 08:17:5917-65.1-24.2-13.119.439142.3-54.7-0.83, -0.020.830.008543668
2025-08-04 08:19:5918-71.0-24.5-13.022.242374.2-56.0-0.84, 0.020.840.008543669
2025-08-04 08:21:5919-74.2-25.8-12.923.544073.8-55.3-0.83, 0.010.830.008543670
2025-08-04 08:23:5920-81.3-26.1-13.025.847324.2-55.0-0.83, 0.010.830.008543671
2025-08-04 08:25:5921-80.7-26.3-13.224.746035.1-56.0-0.83, 0.030.840.008543672
2025-08-04 08:27:5922-84.5-26.8-13.725.847934.6-55.9-0.83, 0.020.831.038543673

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 )