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 21038
Detector 14 day operating status:

Last detected dimming:
   215 hours and 6 minutes ago (2026-01-03 23:07 UTC)


Overview for dimming #:
   21038           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 #: 21038          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-12-21 21:37:5910.00.00.00.00 , 0.008740373
2025-12-21 21:39:5920.00.00.00.00 , 0.008740374
2025-12-21 21:41:5930.00.00.00.00 , 0.008740375
2025-12-21 21:43:5940.00.00.00.00 , 0.008740376
2025-12-21 21:45:5950.00.00.00.00 , 0.008740377
2025-12-21 21:47:5960.00.00.00.00 , 0.008740378
2025-12-21 21:49:5970.00.00.00.00 , 1.538740379
2025-12-21 21:51:598-0.1-1.6-8.90.015 , 1.168740380
2025-12-21 21:53:599-2.2-9.0-8.90.0230-1.14, 0.191.151.398740381
2025-12-21 21:55:5910-5.6-12.0-9.70.0542-1.13, 0.191.150.008740382
2025-12-21 21:57:5911-6.9-12.4-10.00.0643-1.13, 0.181.150.008740383
2025-12-21 21:59:5912-9.0-14.4-10.50.0797-1.13, 0.191.150.008740384
2025-12-21 22:01:5913-10.4-14.8-10.90.0900-1.13, 0.201.150.008740385
2025-12-21 22:03:5914-12.1-16.4-11.20.0997-1.13, 0.191.150.008740386
2025-12-21 22:05:5915-13.7-18.1-11.80.01080-1.13, 0.191.150.008740387
2025-12-21 22:07:5916-14.9-18.2-12.20.01134-1.13, 0.191.150.008740388
2025-12-21 22:09:5917-16.1-19.2-12.50.01184-1.13, 0.181.150.008740389
2025-12-21 22:11:5918-17.1-20.1-13.10.01206-1.13, 0.181.150.008740390
2025-12-21 22:13:5919-18.4-20.9-13.60.01251-1.13, 0.181.140.008740391
2025-12-21 22:15:5920-20.4-22.7-13.80.01372-1.13, 0.171.140.008740392
2025-12-21 22:17:5921-22.0-24.3-14.50.01410-1.13, 0.171.140.008740393

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 )