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 21185
Detector 14 day operating status:

Last detected dimming:
   217 hours and 55 minutes ago (2026-01-04 22:23 UTC)


Overview for dimming #:
   21185           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 #: 21185          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2026-01-04 17:17:5910.00.00.00.00 , 0.008760392
2026-01-04 17:19:5920.00.00.00.00 , 0.008760393
2026-01-04 17:21:5930.00.00.00.00 , 0.008760394
2026-01-04 17:23:5940.00.00.00.00 , 0.008760395
2026-01-04 17:25:595-0.1-0.7-9.00.08 , 1.178760396
2026-01-04 17:27:5960.00.00.00.00 , 0.908760397
2026-01-04 17:29:5970.00.0-10.10.01 , 0.008760398
2026-01-04 17:31:598-0.8-6.9-10.80.366-19.1-48.1-0.71, -0.290.770.008760399
2026-01-04 17:33:599-1.4-9.3-9.90.6129-18.9-48.6-0.72, -0.290.772.988760400
2026-01-04 17:35:5910-1.6-9.6-10.10.7147-19.1-48.3-0.71, -0.290.770.008760401
2026-01-04 17:37:5911-2.6-10.4-10.71.0220-18.2-47.0-0.70, -0.280.760.868760402
2026-01-04 17:39:5912-2.1-10.8-10.40.9186-18.6-47.4-0.71, -0.280.760.008760403
2026-01-04 17:41:5913-3.0-11.7-11.51.1251-18.7-47.5-0.71, -0.290.760.008760404
2026-01-04 17:43:5914-2.7-11.8-10.61.0227-19.6-46.8-0.70, -0.300.760.008760405
2026-01-04 17:45:5915-1.7-10.3-10.40.6141-19.5-46.8-0.69, -0.300.761.208760406
2026-01-04 17:47:5916-2.3-10.9-12.00.8172-19.9-46.4-0.69, -0.300.752.498760407
2026-01-04 17:49:5917-2.1-11.3-12.20.7155 , 3.528760408
2026-01-04 17:51:5918-2.3-11.5-12.70.8179 , 3.158760409
2026-01-04 17:53:5919-2.4-12.0-13.00.8180 , 2.358760410
2026-01-04 17:55:5920-2.3-12.2-13.10.8170 , 2.038760411
2026-01-04 17:57:5921-3.2-12.0-12.61.1244 , 1.018760412
2026-01-04 17:59:5922-3.6-11.5-12.71.2274 , 1.838760413
2026-01-04 18:01:5923-4.5-11.6-13.21.5342 , 0.008760414
2026-01-04 18:03:5924-5.4-12.4-12.31.8414 , 3.408760415
2026-01-04 18:05:5925-5.8-11.7-12.32.0462 , 1.798760416
2026-01-04 18:07:5926-4.6-11.7-12.81.5345 , 1.078760417
2026-01-04 18:09:5927-4.6-13.1-13.61.5329 , 0.008760418
2026-01-04 18:11:5928-6.1-13.5-12.02.0461 , 0.008760419
2026-01-04 18:13:5929-7.9-13.0-11.02.7659 , 0.008760420
2026-01-04 18:15:5930-10.0-13.3-11.43.3828 , 0.008760421
2026-01-04 18:17:5931-11.0-13.5-11.13.7906-14.8-45.2-0.69, -0.220.730.008760422
2026-01-04 18:19:5932-11.5-12.6-11.73.8922-13.5-47.4-0.72, -0.200.750.008760423
2026-01-04 18:21:5933-10.6-13.2-11.53.5848 , 0.958760424
2026-01-04 18:23:5934-10.1-12.9-11.93.3782 , 0.908760425
2026-01-04 18:25:5935-11.4-13.8-11.63.7872 , 0.868760426
2026-01-04 18:27:5936-36.4-40.3-11.04.02781-1.01, -0.251.040.878760427
2026-01-04 18:29:5937-12.1-18.3-12.43.7858 , 0.008760428
2026-01-04 18:31:5938-37.7-43.4-11.23.82805-1.02, -0.251.050.008760429

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 )