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 19847
Detector 14 day operating status:

Last detected dimming:
   203 hours and 4 minutes ago (2025-08-27 23:57 UTC)


Overview for dimming #:
   19847           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 #: 19847          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-08-09 03:09:5910.00.00.00.00 , 0.008550659
2025-08-09 03:11:5920.00.00.00.00 , 0.008550660
2025-08-09 03:13:5930.00.00.00.00 , 0.008550661
2025-08-09 03:15:594-0.4-2.2-18.70.012 , 0.888550662
2025-08-09 03:17:595-1.8-8.7-13.10.4110 , 0.008550663
2025-08-09 03:19:596-5.8-18.5-11.41.437034.822.20.31, 0.490.580.008550664
2025-08-09 03:21:597-10.6-20.9-12.72.769735.621.10.30, 0.500.580.008550665
2025-08-09 03:23:598-16.5-27.8-14.03.795735.620.90.29, 0.500.580.008550666
2025-08-09 03:25:599-22.9-35.3-15.14.7120835.820.80.29, 0.500.5819.548550667
2025-08-09 03:27:5910-29.1-39.1-15.45.6144435.620.50.29, 0.500.584.568550668
2025-08-09 03:29:5911-34.3-42.9-15.76.5168435.519.50.28, 0.500.578.598550669
2025-08-09 03:31:5912-41.7-48.3-15.07.9202735.318.70.26, 0.500.567.548550670
2025-08-09 03:33:5913-48.3-51.7-16.08.7223835.218.20.26, 0.490.567.968550671
2025-08-09 03:35:5914-54.8-54.7-16.39.7249435.017.70.25, 0.490.552.448550672
2025-08-09 03:37:5915-59.5-56.5-17.410.4266334.917.50.25, 0.490.557.608550673
2025-08-09 03:39:5916-63.1-56.5-17.510.9280934.917.20.25, 0.490.554.418550674
2025-08-09 03:41:5917-67.2-56.8-17.411.52949 , 0.878550675
2025-08-09 03:43:5918-70.7-56.9-17.811.83035 , 0.008550676
2025-08-09 03:45:5919-73.5-56.8-17.912.33162 , 0.008550677
2025-08-09 03:47:5920-76.8-56.8-17.912.83274 , 0.008550678
2025-08-09 03:49:5921-79.9-56.5-18.213.43420 , 0.008550679
2025-08-09 03:51:5922-82.6-56.9-17.914.03570 , 0.008550680
2025-08-09 03:53:5923-85.6-57.5-17.714.53706 , 1.178550681
2025-08-09 03:55:5924-87.9-57.4-16.815.33891 , 0.008550682
2025-08-09 03:57:5925-90.9-57.7-16.715.84029 , 0.008550683
2025-08-09 03:59:5926-93.1-59.3-16.016.44181 , 0.008550684
2025-08-09 04:01:5927-96.4-61.1-16.516.74233 , 0.008550685
2025-08-09 04:03:5928-98.5-62.8-16.517.14345 , 0.008550686
2025-08-09 04:05:5929-101.0-63.5-16.317.44410 , 0.008550687

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 )