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 21275
Detector 14 day operating status:

Last detected dimming:
   529 hours and 22 minutes ago (2026-01-18 23:51 UTC)


Overview for dimming #:
   21275           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 #: 21275          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2026-01-17 23:33:5910.00.00.00.00 , 0.008779061
2026-01-17 23:35:5920.00.00.00.00 , 0.008779062
2026-01-17 23:37:5930.00.00.00.00 , 0.008779063
2026-01-17 23:39:5940.00.00.00.00 , 0.008779064
2026-01-17 23:41:5950.00.00.00.00 , 0.008779065
2026-01-17 23:43:5960.00.00.00.00 , 0.008779066
2026-01-17 23:45:597-2.0-11.5-11.50.5172 , 0.008779067
2026-01-17 23:47:598-7.1-15.1-10.81.7535-16.2-10.0-0.17, -0.200.260.008779068
2026-01-17 23:49:599-21.2-27.3-10.54.81503-14.8-11.1-0.19, -0.180.266.178779069
2026-01-17 23:51:5910-46.9-48.0-12.17.92501-10.4-17.1-0.29, -0.100.3114.288779070
2026-01-17 23:53:5911-59.8-51.3-14.09.42961-11.3-15.6-0.27, -0.120.2912.178779071
2026-01-17 23:55:5912-74.0-56.9-15.311.23500-11.9-14.9-0.26, -0.130.2954.948779072
2026-01-17 23:57:5913-92.8-60.0-14.814.74538-11.6-14.7-0.25, -0.120.287.888779073
2026-01-17 23:59:5914-110.8-61.5-14.417.85479-10.7-15.1-0.26, -0.110.281.088779790
2026-01-18 00:01:5915-127.2-62.3-14.720.06159-10.4-15.2-0.26, -0.100.281.128779791
2026-01-18 00:03:5916-145.8-67.2-15.322.66915-10.4-15.2-0.26, -0.100.281.448779792
2026-01-18 00:05:5917-168.8-68.1-15.925.47754-10.0-15.9-0.27, -0.090.294.228779793
2026-01-18 00:07:5918-187.8-72.8-15.828.18587-9.8-15.8-0.27, -0.090.2952.378779794
2026-01-18 00:09:5919-205.6-76.4-15.530.89422-9.7-15.7-0.27, -0.090.29100.428779795
2026-01-18 00:11:5920-220.5-79.1-15.134.010363-9.8-15.7-0.27, -0.090.2854.148779796
2026-01-18 00:13:5921-229.1-81.6-15.235.110730-10.0-15.2-0.26, -0.090.282.728779797
2026-01-18 00:15:5922-239.8-81.8-15.636.311075-10.2-15.0-0.26, -0.100.283.168779798
2026-01-18 00:17:5923-258.0-83.0-16.138.311714-10.6-14.0-0.24, -0.100.2611.838779799
2026-01-18 00:19:5924-264.4-85.4-16.139.212011-10.6-13.7-0.24, -0.100.260.008779800
2026-01-18 00:21:5925-268.9-86.1-15.940.212341-10.7-13.3-0.23, -0.110.250.008779801
2026-01-18 00:23:5926-275.4-87.2-16.140.812536-10.8-13.1-0.23, -0.110.250.008779802
2026-01-18 00:25:5927-285.4-88.1-15.942.312990-10.8-13.1-0.23, -0.110.250.008779803
2026-01-18 00:27:5928-296.8-88.1-15.843.913497-10.8-13.1-0.23, -0.110.255.648779804
2026-01-18 00:29:5929-301.6-88.8-15.944.513700-10.8-12.7-0.22, -0.110.246.628779805
2026-01-18 00:31:5930-309.9-89.8-15.845.914125-10.9-12.8-0.22, -0.110.252.108779806
2026-01-18 00:33:5931-310.5-89.5-16.045.714111-10.9-12.8-0.22, -0.110.250.008779807
2026-01-18 00:35:5932-318.0-89.9-15.847.314595-10.9-12.5-0.22, -0.110.241.098779808
2026-01-18 00:37:5933-318.5-89.5-16.047.114532-11.0-12.3-0.21, -0.110.241.538779809
2026-01-18 00:39:5934-327.0-90.2-15.848.414937-11.0-12.4-0.21, -0.110.241.928779810
2026-01-18 00:41:5935-331.3-89.7-16.149.015121-11.0-12.4-0.21, -0.110.241.628779811
2026-01-18 00:43:5936-337.8-89.4-16.150.315496-10.9-12.3-0.21, -0.110.240.008779812
2026-01-18 00:45:5937-340.6-87.8-16.150.815628-11.2-11.9-0.20, -0.110.230.008779813
2026-01-18 00:47:5938-342.5-88.7-16.251.315761-11.2-11.7-0.20, -0.110.230.008779814
2026-01-18 00:49:5939-345.2-90.1-16.251.615835-11.3-11.3-0.20, -0.120.230.008779815
2026-01-18 00:51:5940-344.8-93.0-16.451.215696-11.6-11.3-0.19, -0.120.230.008779816
2026-01-18 00:53:5941-347.6-92.8-16.351.515789-12.0-10.9-0.19, -0.130.230.008779817
2026-01-18 00:55:5942-349.6-92.5-16.451.715853-12.1-10.5-0.18, -0.130.220.008779818

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 )