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 21134
Detector 14 day operating status:

Last detected dimming:
   203 hours and 25 minutes ago (2026-01-03 23:07 UTC)


Overview for dimming #:
   21134           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 #: 21134          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-12-31 17:19:5910.00.00.00.00 , 0.008754633
2025-12-31 17:21:5920.00.00.00.00 , 0.008754634
2025-12-31 17:23:5930.00.00.00.00 , 0.008754635
2025-12-31 17:25:5940.00.00.00.00 , 0.008754636
2025-12-31 17:27:5950.00.00.00.00 , 0.008754637
2025-12-31 17:29:5960.00.00.00.00 , 1.258754638
2025-12-31 17:31:5970.00.00.00.00 , 1.788754639
2025-12-31 17:33:5980.00.00.00.00 , 1.668754640
2025-12-31 17:35:599-0.3-2.7-7.80.23934.1-17.7-0.25, 0.610.663.458754641
2025-12-31 17:37:5910-0.8-4.4-8.80.38736.9-19.3-0.27, 0.650.702.068754642
2025-12-31 17:39:5911-1.2-4.9-8.50.513737.1-19.0-0.26, 0.650.703.658754643
2025-12-31 17:41:5912-1.5-8.0-9.80.614837.1-18.8-0.26, 0.650.702.418754644
2025-12-31 17:43:5913-1.5-8.1-9.60.614337.3-19.4-0.27, 0.650.703.188754645
2025-12-31 17:45:5914-2.0-9.1-10.60.717334.5-15.2-0.22, 0.610.651.838754646
2025-12-31 17:47:5915-2.4-8.7-11.00.819832.4-12.4-0.18, 0.590.611.828754647
2025-12-31 17:49:5916-3.5-12.1-11.81.026732.6-12.5-0.18, 0.590.622.058754648
2025-12-31 17:51:5917-3.9-14.3-12.41.128332.5-12.5-0.18, 0.590.623.698754649
2025-12-31 17:53:5918-5.6-14.0-11.61.643431.0-11.1-0.17, 0.570.596.688754650
2025-12-31 17:55:5919-6.5-13.4-11.51.950930.6-10.8-0.16, 0.560.586.228754651
2025-12-31 17:57:5920-5.6-13.2-11.21.643930.1-10.3-0.16, 0.550.574.518754652
2025-12-31 17:59:5921-6.6-14.7-12.01.848330.7-10.8-0.16, 0.560.583.588754653
2025-12-31 18:01:5922-6.9-14.9-12.31.951930.8-11.2-0.17, 0.560.597.968754654
2025-12-31 18:03:5923-7.6-14.1-11.82.157430.5-11.2-0.17, 0.560.584.788754655
2025-12-31 18:05:5924-7.7-14.0-11.52.158629.0-10.1-0.16, 0.530.562.638754656
2025-12-31 18:07:5925-8.0-14.2-12.02.158827.2-9.9-0.16, 0.510.536.298754657
2025-12-31 18:09:5926-9.1-15.5-11.82.567727.4-10.1-0.16, 0.510.532.898754658
2025-12-31 18:11:5927-9.8-15.4-12.12.671229.1-10.1-0.16, 0.540.562.508754659
2025-12-31 18:13:5928-11.9-16.8-12.33.286828.7-10.7-0.17, 0.530.562.198754660
2025-12-31 18:15:5929-12.3-16.9-12.23.389128.2-10.7-0.17, 0.520.551.968754661
2025-12-31 18:17:5930-14.4-18.2-12.53.8102527.5-11.0-0.17, 0.510.542.128754662
2025-12-31 18:19:5931-14.9-18.7-12.93.9103928.2-11.2-0.17, 0.520.551.198754663
2025-12-31 18:21:5932-16.3-19.1-12.64.3114827.8-10.9-0.17, 0.520.541.188754664
2025-12-31 18:23:5933-16.7-19.6-12.74.3116026.7-10.7-0.17, 0.500.532.208754665
2025-12-31 18:25:5934-16.9-20.4-13.14.1111425.9-9.5-0.15, 0.490.510.008754666
2025-12-31 18:27:5935-17.2-19.6-12.94.3115125.3-9.5-0.15, 0.480.500.008754667
2025-12-31 18:29:5936-17.6-19.3-13.24.2113725.1-9.6-0.15, 0.480.500.008754668
2025-12-31 18:31:5937-18.6-20.9-13.84.3115924.9-10.0-0.16, 0.470.505.118754669
2025-12-31 18:33:5938-32.0-21.7-12.110.1226226.1-11.0-0.17, 0.490.521.608754670
2025-12-31 18:35:5939-33.8-21.1-12.210.7238126.4-11.5-0.18, 0.500.531.928754671
2025-12-31 18:37:5940-36.1-21.6-12.211.2249726.1-11.3-0.18, 0.490.522.188754672
2025-12-31 18:39:5941-38.0-22.7-12.511.5256926.3-11.9-0.19, 0.490.538.108754673
2025-12-31 18:41:5942-38.9-23.9-12.611.6260226.3-11.9-0.19, 0.490.531.618754674
2025-12-31 18:43:5943-41.4-26.1-12.912.2272826.2-11.7-0.18, 0.490.537.208754675
2025-12-31 18:45:5944-43.6-28.2-12.912.6283625.0-11.7-0.19, 0.470.510.008754676
2025-12-31 18:47:5945-43.5-29.4-13.312.3277024.5-11.9-0.19, 0.470.500.008754677
2025-12-31 18:49:5946-43.9-33.1-13.512.2275424.8-11.7-0.19, 0.470.510.008754678
2025-12-31 18:51:5947-44.0-35.7-13.911.9270124.4-11.2-0.18, 0.460.500.008754679
2025-12-31 18:53:5948-44.6-36.3-14.111.7267423.6-11.5-0.18, 0.450.490.008754680
2025-12-31 18:55:5949-50.4-35.3-13.813.0309123.8-11.9-0.19, 0.450.490.008754681
2025-12-31 18:57:5950-50.4-35.9-14.012.9305723.4-12.4-0.20, 0.450.490.008754682
2025-12-31 18:59:5951-52.1-36.8-13.913.3314323.0-12.5-0.20, 0.440.490.968754683
2025-12-31 19:01:5952-52.9-37.1-13.913.3316222.5-12.2-0.20, 0.430.480.008754684
2025-12-31 19:03:5953-54.0-37.8-13.713.9328222.9-12.3-0.20, 0.440.480.908754685
2025-12-31 19:05:5954-55.2-37.8-13.614.3338423.0-11.9-0.19, 0.440.480.008754686
2025-12-31 19:07:5955-56.2-37.8-13.814.3340122.4-11.8-0.19, 0.430.471.148754687
2025-12-31 19:09:5956-72.1-38.2-13.418.1454922.2-11.6-0.19, 0.430.477.308754688
2025-12-31 19:11:5957-73.6-38.8-13.618.3458822.6-11.7-0.19, 0.440.481.268754689
2025-12-31 19:13:5958-75.8-40.4-14.018.4461020.9-11.6-0.19, 0.410.451.128754690
2025-12-31 19:15:5959-81.6-39.3-14.019.3485619.8-10.7-0.18, 0.390.430.008754691
2025-12-31 19:17:5960-80.0-40.8-14.418.8470919.5-12.0-0.20, 0.390.430.008754692
2025-12-31 19:19:5961-83.5-40.6-14.819.1477317.7-11.6-0.19, 0.360.410.008754693
2025-12-31 19:21:5962-91.0-38.9-15.020.0505215.3-10.5-0.18, 0.320.360.968754694
2025-12-31 19:23:5963-96.4-40.2-14.821.0539713.7-11.0-0.19, 0.290.351.008754695
2025-12-31 19:25:5964-91.3-46.0-15.519.3487812.2-10.8-0.19, 0.260.320.008754696
2025-12-31 19:27:5965-103.5-44.3-15.221.5562112.3-11.0-0.19, 0.270.330.008754697
2025-12-31 19:29:5966-106.0-54.9-15.221.6566411.6-10.5-0.18, 0.250.310.008754698
2025-12-31 19:31:5967-107.4-64.2-15.321.9573011.1-10.8-0.19, 0.250.311.188754699
2025-12-31 19:33:5968-108.6-68.5-15.321.9573411.5-10.8-0.19, 0.250.310.008754700

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 )