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 19939
Detector 14 day operating status:

Last detected dimming:
   202 hours and 59 minutes ago (2025-08-27 23:57 UTC)


Overview for dimming #:
   19939           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

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Details for dimming #: 19939          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-08-19 15:31:5910.00.00.00.00 , 0.008565363
2025-08-19 15:33:5920.00.00.00.00 , 0.008565364
2025-08-19 15:35:5930.00.00.00.00 , 0.008565365
2025-08-19 15:37:5940.00.00.00.00 , 0.008565366
2025-08-19 15:39:5950.00.00.00.00 , 0.008565367
2025-08-19 15:41:5960.00.00.00.00 , 0.008565368
2025-08-19 15:43:5970.00.00.00.00 , 0.008565369
2025-08-19 15:45:5980.00.00.00.00 , 0.998565370
2025-08-19 15:47:5990.00.00.00.00 , 4.378565371
2025-08-19 15:49:5910-0.1-0.5-7.60.090.96, 0.571.125.648565372
2025-08-19 15:51:5911-0.5-4.3-9.30.0570.96, 0.601.134.718565373
2025-08-19 15:53:5912-1.0-4.5-9.70.0880.98, 0.551.131.778565374
2025-08-19 15:55:5913-3.2-11.4-9.60.02750.99, 0.551.131.688565375
2025-08-19 15:57:5914-5.3-16.9-9.20.54420.99, 0.551.131.588565376
2025-08-19 15:59:5915-6.8-18.1-8.90.65930.98, 0.551.131.458565377
2025-08-19 16:01:5916-8.4-20.8-9.50.77060.98, 0.551.131.708565378
2025-08-19 16:03:5917-10.4-25.3-9.50.68570.99, 0.551.131.828565379
2025-08-19 16:05:5918-12.6-29.1-9.70.69790.99, 0.551.132.268565380
2025-08-19 16:07:5919-13.4-30.2-9.40.010390.99, 0.551.131.438565381
2025-08-19 16:09:5920-15.4-31.0-9.30.012110.99, 0.551.131.398565382
2025-08-19 16:11:5921-17.5-32.3-9.10.014020.99, 0.561.130.008565383
2025-08-19 16:13:5922-21.5-32.8-8.10.018710.98, 0.561.130.008565384
2025-08-19 16:15:5923-25.0-34.3-7.90.022400.98, 0.561.130.008565385
2025-08-19 16:17:5924-27.5-35.9-8.20.024410.98, 0.561.130.008565386
2025-08-19 16:19:5925-29.9-36.7-8.50.026280.99, 0.561.130.008565387
2025-08-19 16:21:5926-33.0-36.8-8.40.029090.98, 0.561.130.008565388
2025-08-19 16:23:5927-36.4-37.7-8.70.232120.99, 0.561.130.008565389
2025-08-19 16:25:5928-38.0-37.2-8.70.133180.99, 0.561.140.008565390
2025-08-19 16:27:5929-40.0-38.8-8.90.434130.99, 0.561.140.008565391
2025-08-19 16:29:5930-43.0-39.7-9.10.836080.99, 0.561.140.008565392
2025-08-19 16:31:5931-44.8-40.3-9.40.736930.99, 0.561.140.008565393
2025-08-19 16:33:5932-45.6-40.5-9.61.037590.99, 0.561.140.008565394

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 )