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 21099
Detector 14 day operating status:

Last detected dimming:
   221 hours and 56 minutes ago (2026-01-03 23:07 UTC)


Overview for dimming #:
   21099           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 #: 21099          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-12-27 19:03:5910.00.00.00.00 , 0.008748936
2025-12-27 19:05:5920.00.00.00.00 , 0.008748937
2025-12-27 19:07:5930.00.00.00.00 , 0.008748938
2025-12-27 19:09:5940.00.00.00.00 , 0.008748939
2025-12-27 19:11:5950.00.00.00.00 , 0.008748940
2025-12-27 19:13:5960.00.00.00.00 , 0.008748941
2025-12-27 19:15:597-0.2-1.7-12.30.014 , 0.008748942
2025-12-27 19:17:598-4.2-31.6-12.40.7175 , 1.898748943
2025-12-27 19:19:599-6.9-46.8-15.40.9231 , 5.318748944
2025-12-27 19:21:5910-7.3-47.2-13.20.924321.837.20.57, 0.410.700.008748945
2025-12-27 19:23:5911-7.7-43.2-13.51.028021.737.00.57, 0.410.700.008748946
2025-12-27 19:25:5912-7.1-38.3-12.51.130421.536.80.56, 0.400.690.008748947
2025-12-27 19:27:5913-5.7-26.0-12.91.028721.536.70.56, 0.400.690.008748948
2025-12-27 19:29:5914-10.1-13.3-9.61.0875-0.96, 0.671.173.378748949
2025-12-27 19:31:5915-13.5-15.0-9.51.01301-0.95, 0.671.163.498748950
2025-12-27 19:33:5916-18.6-15.1-8.81.01836-0.95, 0.671.163.058748951
2025-12-27 19:35:5917-24.4-16.0-8.91.22389-0.94, 0.661.154.478748952
2025-12-27 19:37:5918-28.9-16.1-9.01.32779-0.95, 0.671.162.418748953
2025-12-27 19:39:5919-32.7-18.4-9.21.33050-0.95, 0.661.155.408748954
2025-12-27 19:41:5920-35.8-20.4-9.51.53204-0.94, 0.661.151.598748955
2025-12-27 19:43:5921-36.6-20.3-9.61.53240-0.94, 0.661.150.008748956
2025-12-27 19:45:5922-39.0-22.9-9.71.73392-0.94, 0.661.151.358748957
2025-12-27 19:47:5923-39.9-23.0-9.81.73367-0.95, 0.661.151.218748958
2025-12-27 19:49:5924-41.1-24.4-10.21.73413-0.94, 0.661.151.078748959
2025-12-27 19:51:5925-42.7-25.2-10.51.83468-0.94, 0.661.150.008748960
2025-12-27 19:53:5926-42.8-24.5-10.91.83379-0.94, 0.651.150.008748961
2025-12-27 19:55:5927-43.4-24.9-10.91.73402-0.94, 0.651.140.008748962
2025-12-27 19:57:5928-45.0-25.9-10.91.83487-0.94, 0.651.140.008748963
2025-12-27 19:59:5929-45.9-26.0-11.21.73520-0.94, 0.651.140.008748964
2025-12-27 20:01:5930-46.5-26.5-11.31.93512-0.94, 0.651.140.008748965
2025-12-27 20:03:5931-48.8-26.8-11.61.93607-0.94, 0.651.140.008748966
2025-12-27 20:05:5932-49.9-28.6-11.51.93675-0.94, 0.651.140.008748967

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 )