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 20807
Detector 14 day operating status:

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


Overview for dimming #:
   20807           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 #: 20807          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-11-21 08:55:5910.00.00.00.00 , 1.288699789
2025-11-21 08:57:5920.00.00.00.00 , 1.538699790
2025-11-21 08:59:5930.00.00.00.00 , 1.438699791
2025-11-21 09:01:5940.00.00.00.00 , 1.718699792
2025-11-21 09:03:5950.00.00.00.00 , 1.228699793
2025-11-21 09:05:5960.00.00.00.00 , 1.198699794
2025-11-21 09:07:5970.00.0-10.20.02 , 0.008699795
2025-11-21 09:09:598-1.1-8.8-9.40.0109 , 0.968699796
2025-11-21 09:11:599-4.7-11.6-8.60.0533 , 5.768699797
2025-11-21 09:13:5910-8.5-12.2-8.60.09151.11, -0.101.121.908699798
2025-11-21 09:15:5911-14.3-17.2-9.20.014061.11, -0.091.116.998699799
2025-11-21 09:17:5912-20.7-24.9-9.60.017671.11, -0.091.116.458699800
2025-11-21 09:19:5913-26.6-30.3-10.10.020541.11, -0.091.116.878699801
2025-11-21 09:21:5914-33.2-34.8-10.90.023421.11, -0.091.116.938699802
2025-11-21 09:23:5915-39.6-38.2-11.40.026451.11, -0.091.116.098699803
2025-11-21 09:25:5916-46.3-41.1-12.40.029651.11, -0.091.115.668699804
2025-11-21 09:27:5917-50.8-40.7-13.30.031581.11, -0.091.114.608699805
2025-11-21 09:29:5918-56.1-40.8-13.70.033781.11, -0.081.114.338699806
2025-11-21 09:31:5919-60.1-40.8-14.20.035511.11, -0.081.110.848699807
2025-11-21 09:33:5920-64.2-41.6-14.50.037221.11, -0.081.110.008699808
2025-11-21 09:35:5921-68.6-42.2-15.20.039731.11, -0.091.110.008699809
2025-11-21 09:37:5922-73.5-43.0-15.90.041731.11, -0.091.110.008699810
2025-11-21 09:39:5923-75.1-42.6-16.30.042891.11, -0.091.110.008699811
2025-11-21 09:41:5924-77.2-43.4-16.80.043811.11, -0.091.110.008699812
2025-11-21 09:43:5925-79.1-43.5-16.70.044681.11, -0.091.110.008699813
2025-11-21 09:45:5926-81.4-43.2-16.60.045911.11, -0.091.110.008699814
2025-11-21 09:47:5927-83.7-43.3-16.90.046751.11, -0.081.110.008699815
2025-11-21 09:49:5928-86.6-42.8-17.00.047931.11, -0.081.110.008699816
2025-11-21 09:51:5929-88.5-43.0-17.10.048551.11, -0.081.110.008699817
2025-11-21 09:53:5930-91.4-43.0-17.20.049631.11, -0.081.110.008699818

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 )