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 21121
Detector 14 day operating status:

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


Overview for dimming #:
   21121           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 #: 21121          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-12-30 05:39:5910.00.00.00.00 , 0.008752849
2025-12-30 05:41:5920.00.00.00.00 , 0.008752850
2025-12-30 05:43:5930.00.00.00.00 , 1.328752851
2025-12-30 05:45:5940.00.00.00.00 , 1.368752852
2025-12-30 05:47:5950.00.00.00.00 , 0.008752853
2025-12-30 05:49:5960.00.00.00.00 , 0.008752854
2025-12-30 05:51:5970.00.00.00.00 , 0.008752855
2025-12-30 05:53:5980.00.00.00.00 , 0.008752856
2025-12-30 05:55:5990.00.00.00.00 , 2.798752857
2025-12-30 05:57:59100.00.00.00.00 , 3.398752858
2025-12-30 05:59:59110.00.00.00.00 , 0.008752859
2025-12-30 06:01:59120.00.00.00.00 , 1.058752860
2025-12-30 06:03:59130.00.00.00.00 , 0.008752861
2025-12-30 06:05:59140.00.00.00.00 , 1.028752862
2025-12-30 06:07:59150.00.00.00.00 , 0.008752863
2025-12-30 06:09:59160.00.00.00.00 , 0.008752864
2025-12-30 06:11:59170.00.00.00.00 , 3.468752865
2025-12-30 06:13:59180.00.00.00.00 , 1.708752866
2025-12-30 06:15:5919-0.2-1.5-44.80.05-1.8-31.0-0.52, 0.010.520.868752867
2025-12-30 06:17:5920-1.9-12.7-26.70.565-1.8-30.9-0.52, 0.010.520.988752868
2025-12-30 06:19:5921-2.6-15.7-28.60.688-1.8-30.9-0.52, 0.010.521.218752869
2025-12-30 06:21:5922-3.0-16.3-29.40.7100-1.8-30.9-0.52, 0.010.524.518752870
2025-12-30 06:23:5923-3.1-18.4-32.10.795-1.7-31.0-0.52, 0.010.520.998752871
2025-12-30 06:25:5924-3.5-18.1-32.50.71070.5-32.8-0.55, 0.050.550.008752872
2025-12-30 06:27:5925-3.7-20.4-32.80.81189.8-37.9-0.61, 0.210.650.008752873
2025-12-30 06:29:5926-4.6-22.2-34.41.01387.5-37.8-0.61, 0.170.643.488752874
2025-12-30 06:31:5927-5.6-23.6-29.71.22019.8-40.0-0.64, 0.210.6712.668752875
2025-12-30 06:33:5928-7.5-24.2-23.41.628410.5-40.2-0.64, 0.220.686.248752876
2025-12-30 06:35:5929-9.8-24.5-20.81.93728.6-38.4-0.62, 0.190.653.058752877
2025-12-30 06:37:5930-11.2-23.9-19.82.345211.9-41.2-0.65, 0.240.704.338752878
2025-12-30 06:39:5931-13.2-26.2-20.02.551012.4-41.2-0.65, 0.250.704.878752879
2025-12-30 06:41:5932-13.6-25.4-19.42.652611.3-40.2-0.64, 0.240.680.898752880
2025-12-30 06:43:5933-14.3-25.9-18.72.957812.1-41.0-0.65, 0.250.701.528752881
2025-12-30 06:45:5934-16.0-26.4-17.23.265014.5-43.2-0.67, 0.290.732.498752882
2025-12-30 06:47:5935-17.6-26.6-17.13.470216.1-43.8-0.67, 0.310.742.968752883
2025-12-30 06:49:5936-19.3-27.8-16.93.774415.3-43.0-0.67, 0.300.732.858752884
2025-12-30 06:51:5937-21.1-28.2-18.24.080713.8-41.4-0.65, 0.280.710.978752885
2025-12-30 06:53:5938-21.8-27.2-16.84.386914.6-42.4-0.66, 0.290.720.008752886
2025-12-30 06:55:5939-21.9-28.7-17.74.385614.0-41.8-0.66, 0.280.710.848752887
2025-12-30 06:57:5940-23.0-29.6-17.14.691114.1-42.2-0.66, 0.280.721.118752888
2025-12-30 06:59:5941-39.8-31.0-15.08.4195512.4-38.0-0.61, 0.250.663.608752889
2025-12-30 07:01:5942-47.0-32.2-15.59.5226512.0-38.1-0.61, 0.250.6610.768752890
2025-12-30 07:03:5943-47.1-31.6-15.79.5226310.7-36.9-0.60, 0.230.649.898752891
2025-12-30 07:05:5944-45.8-33.0-17.88.519809.0-35.5-0.58, 0.200.617.758752892
2025-12-30 07:07:5945-55.3-32.8-15.310.727279.8-36.3-0.59, 0.210.635.578752893
2025-12-30 07:09:5946-56.5-35.2-16.610.926149.7-36.1-0.59, 0.210.624.998752894
2025-12-30 07:11:5947-60.6-41.6-17.310.926497.5-34.5-0.57, 0.170.591.818752895
2025-12-30 07:13:5948-65.4-43.5-18.211.327546.1-33.3-0.55, 0.150.575.178752896
2025-12-30 07:15:5949-75.4-52.6-17.212.232036.3-33.1-0.55, 0.150.571.108752897
2025-12-30 07:17:5950-80.8-54.0-17.912.833345.8-32.8-0.55, 0.140.561.058752898
2025-12-30 07:19:5951-95.7-58.2-17.620.040646.0-32.8-0.55, 0.150.571.088752899
2025-12-30 07:21:5952-92.8-59.5-17.914.437645.1-32.5-0.54, 0.130.560.928752900
2025-12-30 07:23:5953-106.4-62.1-17.021.945255.5-32.8-0.55, 0.140.560.008752901
2025-12-30 07:25:5954-111.2-65.1-17.022.947054.7-32.1-0.54, 0.120.550.008752902
2025-12-30 07:27:5955-116.1-67.3-17.723.747714.7-32.1-0.54, 0.120.550.008752903
2025-12-30 07:29:5956-151.9-70.2-12.624.979816.1-33.2-0.55, 0.150.570.008752904
2025-12-30 07:31:5957-157.9-72.5-12.726.181816.1-33.4-0.55, 0.150.570.008752905
2025-12-30 07:33:5958-164.8-75.3-13.127.484136.0-33.4-0.55, 0.150.570.008752906
2025-12-30 07:35:5959-172.8-77.0-13.428.288175.9-33.2-0.55, 0.140.570.008752907
2025-12-30 07:37:5960-172.9-79.2-13.228.886955.5-33.0-0.55, 0.140.570.008752908
2025-12-30 07:39:5961-173.9-80.2-13.427.787015.5-33.0-0.55, 0.140.570.008752909
2025-12-30 07:41:5962-181.9-81.1-13.529.090705.8-32.7-0.55, 0.140.560.008752910
2025-12-30 07:43:5963-185.4-83.2-13.430.091715.6-32.6-0.54, 0.140.560.008752911
2025-12-30 07:45:5964-194.4-85.3-14.031.694765.9-32.5-0.54, 0.150.561.058752912

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 )