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 20806
Detector 14 day operating status:

Last detected dimming:
   199 hours and 11 minutes ago (2025-12-06 23:37 UTC)


Overview for dimming #:
   20806           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 #: 20806          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-11-20 14:55:5910.00.00.00.00 , 0.008698529
2025-11-20 14:57:5920.00.00.00.00 , 0.008698530
2025-11-20 14:59:5930.00.00.00.00 , 0.008698531
2025-11-20 15:01:5940.00.00.00.00 , 0.008698532
2025-11-20 15:03:5950.00.00.00.00 , 0.008698533
2025-11-20 15:05:5960.00.00.00.00 , 0.008698534
2025-11-20 15:07:5970.00.00.00.00 , 0.008698535
2025-11-20 15:09:598-13.7-11.7-8.60.015700.57, -0.911.070.008698536
2025-11-20 15:11:599-21.7-12.5-7.40.026870.56, -0.921.0824.298698537
2025-11-20 15:13:5910-25.0-11.5-7.50.031700.58, -0.931.1018.218698538
2025-11-20 15:15:5911-33.2-12.6-8.10.039230.64, -0.921.1213.358698539
2025-11-20 15:17:5912-38.1-14.9-8.80.041800.68, -0.911.143.048698540
2025-11-20 15:19:5913-41.9-17.4-9.50.041950.68, -0.911.145.868698541
2025-11-20 15:21:5914-46.5-21.0-10.00.041980.68, -0.921.142.948698542
2025-11-20 15:23:5915-52.1-23.9-10.20.043550.67, -0.931.1413.358698543
2025-11-20 15:25:5916-55.6-25.2-10.00.045440.66, -0.931.142.928698544
2025-11-20 15:27:5917-55.2-26.0-10.80.043360.66, -0.941.1421.718698545
2025-11-20 15:29:5918-53.7-25.9-11.30.041970.66, -0.931.1418.248698546
2025-11-20 15:31:5919-53.1-23.0-10.70.044840.65, -0.931.1412.658698547
2025-11-20 15:33:5920-57.4-19.3-10.30.451190.66, -0.921.139.368698548
2025-11-20 15:35:5921-59.2-19.7-9.90.555970.64, -0.921.1215.308698549
2025-11-20 15:37:5922-64.1-21.0-9.40.862870.63, -0.891.0916.928698550
2025-11-20 15:39:5923-65.0-21.1-9.10.964090.64, -0.861.077.098698551
2025-11-20 15:41:5924-64.3-23.4-8.90.962300.63, -0.861.077.508698552
2025-11-20 15:43:5925-65.2-25.0-9.21.158970.62, -0.871.067.828698553
2025-11-20 15:45:5926-67.3-27.7-10.21.155030.61, -0.871.067.888698554
2025-11-20 15:47:5927-74.9-29.3-11.01.556520.62, -0.861.068.558698555
2025-11-20 15:49:5928-84.6-30.9-11.91.358960.62, -0.861.068.078698556
2025-11-20 15:51:5929-92.5-34.2-12.81.759660.62, -0.861.067.138698557
2025-11-20 15:53:5930-98.2-36.3-13.42.061200.62, -0.861.064.268698558
2025-11-20 15:55:5931-105.2-39.7-13.32.564410.61, -0.861.053.428698559
2025-11-20 15:57:5932-111.7-42.5-13.13.867510.61, -0.861.053.188698560
2025-11-20 15:59:5933-118.2-44.6-13.04.570880.61, -0.861.052.898698561
2025-11-20 16:01:5934-123.4-49.0-12.95.872860.60, -0.861.053.158698562
2025-11-20 16:03:5935-128.3-54.5-13.06.373980.60, -0.871.052.478698563
2025-11-20 16:05:5936-131.0-58.7-13.27.473610.59, -0.871.052.078698564
2025-11-20 16:07:5937-134.7-63.1-12.78.877110.59, -0.871.052.548698565
2025-11-20 16:09:5938-138.2-63.2-12.69.479210.59, -0.871.052.158698566
2025-11-20 16:11:5939-140.2-64.3-12.213.382530.59, -0.871.052.558698567
2025-11-20 16:13:5940-143.0-64.6-11.914.785020.58, -0.881.051.848698568
2025-11-20 16:15:5941-143.1-64.7-12.116.485490.58, -0.881.051.258698569
2025-11-20 16:17:5942-143.8-63.2-12.117.386050.58, -0.881.050.008698570
2025-11-20 16:19:5943-142.5-59.9-12.317.285930.57, -0.891.060.008698571
2025-11-20 16:21:5944-164.3-55.2-12.916.59605-13.9-65.7-0.89, -0.260.931.888698572
2025-11-20 16:23:5945-163.8-53.2-12.816.19731-13.8-65.3-0.89, -0.260.932.278698573
2025-11-20 16:25:5946-163.5-50.8-12.813.89783-13.8-68.1-0.91, -0.250.950.008698574
2025-11-20 16:27:5947-162.8-49.6-12.912.89800-13.8-67.9-0.91, -0.260.940.008698575
2025-11-20 16:29:5948-163.4-47.5-13.010.29851-13.5-70.4-0.93, -0.250.960.008698576
2025-11-20 16:31:5949-163.4-48.4-12.69.39972-13.4-70.2-0.92, -0.250.962.638698577
2025-11-20 16:33:5950-175.1-49.2-13.37.910412-13.8-74.9-0.95, -0.250.984.978698578
2025-11-20 16:35:5951-175.2-52.1-13.27.410485-13.7-74.7-0.95, -0.250.982.488698579
2025-11-20 16:37:5952-176.1-55.6-13.16.010581-13.5-69.3-0.92, -0.250.950.008698580
2025-11-20 16:39:5953-175.2-56.4-12.94.110702-13.6-73.5-0.94, -0.250.970.008698581
2025-11-20 16:41:5954-175.0-57.5-13.03.510649-13.3-73.3-0.94, -0.240.970.008698582
2025-11-20 16:43:5955-173.1-57.8-13.13.810583-13.4-75.6-0.95, -0.240.980.008698583
2025-11-20 16:45:5956-170.8-59.7-13.33.710367-13.1-73.9-0.94, -0.240.970.008698584
2025-11-20 16:47:5957-171.3-61.3-13.43.410362-13.2-70.6-0.93, -0.240.960.008698585
2025-11-20 16:49:5958-168.6-60.8-13.43.410173-13.2-69.5-0.92, -0.240.950.008698586
2025-11-20 16:51:5959-168.6-64.0-13.33.810262-13.0-73.1-0.94, -0.240.970.008698587
2025-11-20 16:53:5960-168.5-63.7-13.13.910296-12.9-74.0-0.95, -0.240.980.008698588
2025-11-20 16:55:5961-170.1-67.1-12.74.110383-13.0-74.1-0.95, -0.240.980.008698589
2025-11-20 16:57:5962-169.2-66.3-12.54.410419-13.2-76.6-0.96, -0.240.990.998698590
2025-11-20 16:59:5963-168.3-65.6-12.44.210401-13.2-78.7-0.96, -0.240.990.008698591

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 )