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 20838
Detector 14 day operating status:

Last detected dimming:
   216 hours and 11 minutes ago (2025-12-05 23:57 UTC)


Overview for dimming #:
   20838           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 #: 20838          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-11-25 14:01:5910.00.00.00.00 , 0.008706415
2025-11-25 14:03:5920.00.00.00.00 , 0.008706416
2025-11-25 14:05:5930.00.00.00.00 , 0.008706417
2025-11-25 14:07:5940.00.00.00.00 , 0.008706418
2025-11-25 14:09:5950.00.00.00.00 , 1.018706419
2025-11-25 14:11:5960.00.00.00.00 , 0.008706420
2025-11-25 14:13:597-0.3-2.6-32.50.09 , 1.118706421
2025-11-25 14:15:598-0.8-4.2-13.50.137-12.126.50.44, -0.240.500.008706422
2025-11-25 14:17:599-2.2-11.4-13.10.4112-12.126.60.44, -0.240.501.268706423
2025-11-25 14:19:5910-4.6-18.6-15.80.8216-12.126.60.44, -0.240.500.008706424
2025-11-25 14:21:5911-5.9-23.4-23.80.8230-12.126.50.44, -0.240.500.008706425
2025-11-25 14:23:5912-8.8-30.1-24.51.2330-12.126.50.44, -0.240.500.008706426
2025-11-25 14:25:5913-10.1-33.1-23.41.3363-12.026.90.45, -0.230.510.008706427
2025-11-25 14:27:5914-12.4-38.0-26.61.5423-12.126.60.44, -0.240.500.008706428
2025-11-25 14:29:5915-14.1-42.2-29.11.6455-12.026.90.45, -0.240.511.018706429
2025-11-25 14:31:5916-15.7-45.8-29.21.7492-12.126.90.45, -0.240.511.128706430
2025-11-25 14:33:5917-16.9-47.3-31.11.8510-12.126.70.45, -0.240.501.178706431
2025-11-25 14:35:5918-18.4-50.2-32.11.9540-12.126.90.45, -0.240.510.008706432
2025-11-25 14:37:5919-19.3-51.5-33.81.9543-12.326.30.44, -0.240.500.008706433
2025-11-25 14:39:5920-20.2-52.5-26.52.2627-12.326.40.44, -0.240.500.838706434
2025-11-25 14:41:5921-21.6-54.7-28.42.3652-12.226.60.44, -0.240.502.058706435
2025-11-25 14:43:5922-23.2-56.3-29.52.4685-12.326.40.44, -0.240.501.108706436
2025-11-25 14:45:5923-24.5-56.1-27.52.6743-12.326.40.44, -0.240.500.008706437
2025-11-25 14:47:5924-26.9-56.7-25.72.9828-12.326.30.44, -0.240.500.008706438
2025-11-25 14:49:5925-28.1-56.6-24.03.1893-12.426.30.44, -0.240.500.008706439
2025-11-25 14:51:5926-29.1-56.7-25.63.1884-12.326.40.44, -0.240.500.928706440
2025-11-25 14:53:5927-30.3-58.5-26.53.2913-12.226.60.44, -0.240.500.008706441
2025-11-25 14:55:5928-32.6-59.3-26.73.5985-12.226.60.44, -0.240.500.008706442
2025-11-25 14:57:5929-33.4-58.6-27.13.61006-12.126.80.45, -0.240.510.008706443

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 )