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 20478
Detector 14 day operating status:

Last detected dimming:
   211 hours and 10 minutes ago (2025-10-24 20:53 UTC)


Overview for dimming #:
   20478           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 #: 20478          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-10-16 17:21:5910.00.00.00.00 , 0.008648252
2025-10-16 17:23:5920.00.00.00.00 , 0.008648253
2025-10-16 17:25:5930.00.00.00.00 , 0.008648254
2025-10-16 17:27:5940.00.00.00.00 , 0.008648255
2025-10-16 17:29:5950.00.00.00.00 , 0.008648256
2025-10-16 17:31:596-1.0-10.3-15.10.355 , 0.008648257
2025-10-16 17:33:597-4.6-23.0-23.80.9182 , 0.008648258
2025-10-16 17:35:598-7.7-38.7-25.21.426010.954.40.81, 0.130.820.868648259
2025-10-16 17:37:599-9.8-46.6-27.41.631311.054.50.81, 0.130.823.138648260
2025-10-16 17:39:5910-11.6-52.6-29.41.733111.154.50.81, 0.140.822.078648261
2025-10-16 17:41:5911-13.2-55.5-20.82.342711.154.50.81, 0.140.821.068648262
2025-10-16 17:43:5912-13.6-57.8-23.22.242511.154.50.81, 0.140.820.008648263
2025-10-16 17:45:5913-13.8-59.4-24.52.242211.154.50.81, 0.140.820.008648264
2025-10-16 17:47:5914-14.0-59.3-23.12.344111.154.50.81, 0.140.820.008648265
2025-10-16 17:49:5915-14.1-60.1-24.52.343211.154.50.81, 0.140.820.008648266
2025-10-16 17:51:5916-14.7-61.8-23.62.444911.254.50.81, 0.140.820.008648267
2025-10-16 17:53:5917-15.5-63.1-22.82.547011.154.50.81, 0.140.820.008648268
2025-10-16 17:55:5918-16.4-63.8-19.32.853011.154.60.81, 0.140.820.008648269
2025-10-16 17:57:5919-17.2-65.5-19.52.955210.853.90.80, 0.130.810.008648270
2025-10-16 17:59:5920-17.1-65.6-22.22.852810.954.20.81, 0.130.820.008648271
2025-10-16 18:01:5921-17.1-65.8-19.82.853910.853.90.80, 0.130.811.028648272

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 )