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 20924
Detector 14 day operating status:

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


Overview for dimming #:
   20924           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

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Details for dimming #: 20924          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-12-04 17:31:5910.00.00.00.00 , 0.008718662
2025-12-04 17:33:5920.00.00.00.00 , 0.928718663
2025-12-04 17:35:5930.00.00.00.00 , 1.328718664
2025-12-04 17:37:5940.00.00.00.00 , 0.008718665
2025-12-04 17:39:595-0.3-3.0-11.40.125 , 0.998718666
2025-12-04 17:41:596-1.1-8.1-12.60.384-10.0-17.1-0.29, -0.180.350.008718667
2025-12-04 17:43:597-1.7-10.2-11.40.4136-9.7-17.4-0.30, -0.180.350.008718668
2025-12-04 17:45:598-1.5-10.4-12.80.4118-9.7-17.4-0.30, -0.180.350.998718669
2025-12-04 17:47:599-1.6-10.4-11.70.4127-9.9-17.7-0.30, -0.180.355.798718670
2025-12-04 17:49:5910-1.2-9.1-11.90.395-9.6-17.4-0.30, -0.180.354.018718671
2025-12-04 17:51:5911-2.2-7.3-11.50.6173-13.7-11.2-0.19, -0.250.3117.718718672
2025-12-04 17:53:5912-11.5-26.2-11.52.4680-19.09.70.16, -0.340.3715.418718673
2025-12-04 17:55:5913-15.3-29.0-10.83.61017-18.910.80.18, -0.340.389.868718674
2025-12-04 17:57:5914-17.5-29.9-10.44.31202-18.910.70.18, -0.340.388.978718675
2025-12-04 17:59:5915-18.1-30.1-11.04.41235-18.910.30.17, -0.340.382.368718676
2025-12-04 18:01:5916-19.0-29.5-11.24.61278-18.69.70.16, -0.330.370.008718677
2025-12-04 18:03:5917-36.2-27.7-10.34.92742-18.99.20.15, -0.330.370.908718678
2025-12-04 18:05:5918-36.9-24.6-10.74.82834-19.58.30.14, -0.340.370.008718679
2025-12-04 18:07:5919-40.0-24.5-10.75.23115-20.74.80.08, -0.360.370.008718680
2025-12-04 18:09:5920-43.1-25.4-10.55.83434-22.0-0.10.00, -0.390.390.008718681
2025-12-04 18:11:5921-48.6-26.4-10.36.73910-22.50.10.00, -0.400.4010.438718682
2025-12-04 18:13:5922-49.9-26.2-10.26.84154-23.4-3.2-0.05, -0.410.412.378718683
2025-12-04 18:15:5923-52.2-26.3-10.26.74365-25.4-10.7-0.17, -0.440.470.008718684
2025-12-04 18:17:5924-55.6-26.6-10.27.34683-25.0-10.0-0.16, -0.430.460.008718685
2025-12-04 18:19:5925-63.6-26.4-10.28.55400-26.2-12.3-0.19, -0.450.490.008718686
2025-12-04 18:21:5926-68.2-27.0-10.59.45675-26.3-12.8-0.20, -0.460.500.008718687
2025-12-04 18:23:5927-75.7-26.7-10.810.46055-23.7-5.1-0.08, -0.410.420.008718688
2025-12-04 18:25:5928-83.0-27.1-11.011.46493-22.7-3.5-0.06, -0.400.401.008718689
2025-12-04 18:27:5929-90.1-28.2-11.012.16930-22.0-3.2-0.05, -0.390.390.008718690
2025-12-04 18:29:5930-95.6-29.8-11.212.47228-22.0-0.9-0.02, -0.390.390.968718691
2025-12-04 18:31:5931-103.0-32.1-11.313.37568-21.9-0.3-0.01, -0.390.391.158718692
2025-12-04 18:33:5932-105.3-33.5-11.213.37669-22.00.00.00, -0.390.391.168718693
2025-12-04 18:35:5933-111.7-33.8-11.314.38066-21.8-0.10.00, -0.380.381.248718694
2025-12-04 18:37:5934-116.7-33.8-11.314.98351-21.30.80.01, -0.380.380.978718695
2025-12-04 18:39:5935-117.5-33.8-11.315.08371-21.40.30.01, -0.380.380.008718696
2025-12-04 18:41:5936-117.8-34.0-11.314.88351-21.70.10.00, -0.380.380.008718697
2025-12-04 18:43:5937-118.7-35.1-11.314.68300-21.30.60.01, -0.370.370.008718698
2025-12-04 18:45:5938-120.2-35.6-11.214.88392-21.21.00.02, -0.370.370.008718699
2025-12-04 18:47:5939-120.1-36.6-11.214.98345-21.50.80.01, -0.380.380.008718700
2025-12-04 18:49:5940-120.5-37.7-11.514.58271-21.7-0.3-0.01, -0.380.380.008718701
2025-12-04 18:51:5941-119.6-37.9-11.414.08178-21.3-0.6-0.01, -0.370.370.008718702
2025-12-04 18:53:5942-119.9-38.1-11.613.88125-21.0-1.7-0.03, -0.370.370.008718703
2025-12-04 18:55:5943-118.1-38.8-11.512.97983-21.2-4.7-0.08, -0.370.380.008718704
2025-12-04 18:57:5944-119.5-39.2-11.712.77923-20.5-4.9-0.08, -0.360.370.008718705
2025-12-04 18:59:5945-117.9-39.8-11.911.87715-19.9-4.6-0.08, -0.350.360.008718706
2025-12-04 19:01:5946-119.3-39.0-12.112.07766-19.6-4.7-0.08, -0.350.360.008718707

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 )