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 20888
Detector 14 day operating status:

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


Overview for dimming #:
   20888           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 #: 20888          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-12-01 07:01:5910.00.00.00.00 , 0.008714081
2025-12-01 07:03:592-0.3-3.0-22.40.014 , 0.008714082
2025-12-01 07:05:593-1.5-11.4-22.20.0641.03, -0.381.100.008714083
2025-12-01 07:07:594-2.6-16.1-23.70.01041.04, -0.381.100.008714084
2025-12-01 07:09:595-3.2-18.9-24.60.01201.03, -0.381.100.008714085
2025-12-01 07:11:596-5.5-22.6-30.30.21731.03, -0.371.100.008714086
2025-12-01 07:13:597-7.5-31.4-30.90.42261.03, -0.381.100.008714087
2025-12-01 07:15:598-9.4-34.5-32.60.52881.04, -0.381.101.318714088
2025-12-01 07:17:599-12.9-45.3-31.20.63751.04, -0.371.104.388714089
2025-12-01 07:19:5910-15.6-48.0-31.30.74571.04, -0.371.104.248714090
2025-12-01 07:21:5911-19.7-56.0-29.61.05941.04, -0.371.104.028714091
2025-12-01 07:23:5912-22.1-56.2-27.71.26911.03, -0.371.101.158714092
2025-12-01 07:25:5913-23.9-59.4-27.91.37521.04, -0.371.100.008714093
2025-12-01 07:27:5914-26.0-61.9-27.41.38131.04, -0.371.100.008714094
2025-12-01 07:29:5915-27.3-63.8-26.01.38641.04, -0.371.110.008714095
2025-12-01 07:31:5916-30.4-70.9-25.41.49711.04, -0.371.110.008714096
2025-12-01 07:33:5917-32.5-69.8-24.01.410381.04, -0.371.100.008714097
2025-12-01 07:35:5918-34.9-76.3-24.71.410841.04, -0.371.100.008714098
2025-12-01 07:37:5919-36.6-78.5-24.41.511511.04, -0.371.100.008714099
2025-12-01 07:39:5920-37.0-80.4-23.61.511711.04, -0.371.100.008714100
2025-12-01 07:41:5921-36.1-75.4-23.71.511471.04, -0.371.100.008714101
2025-12-01 07:43:5922-38.6-76.4-24.61.51253-0.99, 0.521.121.268714102
2025-12-01 07:45:5923-44.8-78.3-23.72.6146227.4-60.8-0.78, 0.460.910.928714103
2025-12-01 07:47:5924-45.5-76.1-22.52.8153227.2-61.1-0.79, 0.460.910.008714104

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 )