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 20837
Detector 14 day operating status:

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


Overview for dimming #:
   20837           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 #: 20837          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-11-25 10:03:5910.00.00.00.00 , 0.008706296
2025-11-25 10:05:5920.00.00.00.00 , 0.008706297
2025-11-25 10:07:5930.00.00.00.00 , 0.008706298
2025-11-25 10:09:5940.00.00.00.00 , 0.008706299
2025-11-25 10:11:5950.00.00.00.00 , 0.008706300
2025-11-25 10:13:5960.00.00.00.00 , 0.008706301
2025-11-25 10:15:5970.00.00.00.00 , 0.008706302
2025-11-25 10:17:5980.00.00.00.00 , 0.008706303
2025-11-25 10:19:5990.00.00.00.00 , 3.148706304
2025-11-25 10:21:5910-0.8-3.9-6.20.0129 , 0.008706305
2025-11-25 10:23:5911-1.6-5.7-6.30.0244 , 14.308706306
2025-11-25 10:25:5912-2.3-6.6-6.50.0340 , 2.268706307
2025-11-25 10:27:5913-3.7-7.5-6.60.0552-0.52, 0.951.082.118706308
2025-11-25 10:29:5914-5.9-8.7-6.70.0822 , 2.208706309
2025-11-25 10:31:5915-8.0-8.9-7.00.11068-17.034.80.55, -0.320.643.008706310
2025-11-25 10:33:5916-9.4-8.7-7.00.11261-17.334.90.55, -0.320.641.978706311
2025-11-25 10:35:5917-9.9-9.4-7.20.21279-17.334.90.55, -0.320.641.768706312
2025-11-25 10:37:5918-10.1-9.2-7.10.31278-17.034.10.54, -0.320.630.008706313
2025-11-25 10:39:5919-8.6-10.9-7.20.41039-16.933.80.54, -0.320.630.008706314
2025-11-25 10:41:5920-8.0-13.0-7.60.9822-17.533.20.53, -0.330.620.008706315
2025-11-25 10:43:5921-5.7-13.1-7.30.6542-16.933.40.53, -0.320.621.458706316
2025-11-25 10:45:5922-5.4-12.5-7.60.5520-16.933.60.54, -0.320.621.768706317
2025-11-25 10:47:5923-5.9-14.0-7.70.5557-17.034.80.55, -0.320.642.078706318
2025-11-25 10:49:5924-6.4-13.5-7.80.5624-17.134.80.55, -0.320.641.968706319
2025-11-25 10:51:5925-7.4-13.3-7.90.6699-16.933.90.54, -0.320.630.988706320
2025-11-25 10:53:5926-10.1-13.9-7.70.61035-17.134.80.55, -0.320.640.008706321
2025-11-25 10:55:5927-11.1-13.8-7.60.61172-16.934.70.55, -0.320.640.008706322
2025-11-25 10:57:5928-11.8-15.0-7.80.61207-16.934.80.55, -0.320.640.008706323
2025-11-25 10:59:5929-12.6-15.3-8.20.91196-16.834.10.54, -0.320.630.008706324
2025-11-25 11:01:5930-11.3-15.8-8.20.81061-16.934.20.54, -0.320.630.008706325
2025-11-25 11:03:5931-12.0-16.7-8.20.71107-16.934.40.55, -0.320.630.008706326
2025-11-25 11:05:5932-13.2-18.1-8.20.91203-16.934.60.55, -0.320.630.008706327
2025-11-25 11:07:5933-13.6-20.6-8.20.81228-17.134.70.55, -0.320.640.008706328
2025-11-25 11:09:5934-13.6-20.7-8.10.81261-17.234.80.55, -0.320.640.008706329
2025-11-25 11:11:5935-14.8-23.4-8.30.81301-17.434.70.55, -0.320.640.008706330
2025-11-25 11:13:5936-15.9-23.3-8.50.81363-17.534.70.55, -0.330.640.008706331
2025-11-25 11:15:5937-12.4-23.8-8.20.81032-17.634.80.55, -0.330.640.008706332

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 )