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 21138
Detector 14 day operating status:

Last detected dimming:
   221 hours and 55 minutes ago (2026-01-03 23:07 UTC)


Overview for dimming #:
   21138           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

more


Details for dimming #: 21138          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2026-01-01 09:33:5910.00.00.00.00 , 0.008755840
2026-01-01 09:35:5920.00.00.00.00 , 0.008755841
2026-01-01 09:37:5930.00.00.00.00 , 0.008755842
2026-01-01 09:39:594-0.3-2.0-14.80.121 , 0.008755843
2026-01-01 09:41:595-0.7-4.0-14.60.147-2.40.50.01, 0.010.010.008755844
2026-01-01 09:43:596-0.9-4.6-16.80.251-2.0-0.20.00, 0.020.020.008755845
2026-01-01 09:45:597-1.1-6.6-16.40.267-2.70.80.01, 0.010.020.008755846
2026-01-01 09:47:598-1.4-8.5-18.10.276-2.80.80.01, 0.010.011.058755847
2026-01-01 09:49:599-1.8-9.1-16.90.398-2.60.60.01, 0.010.012.228755848
2026-01-01 09:51:5910-2.0-8.9-18.30.3108-2.60.70.01, 0.010.011.288755849
2026-01-01 09:53:5911-2.4-8.2-16.60.4133-2.60.40.01, 0.010.010.008755850
2026-01-01 09:55:5912-2.8-9.0-15.90.5166-2.70.80.01, 0.010.010.008755851
2026-01-01 09:57:5913-3.3-9.9-15.00.6202-2.90.90.02, 0.000.020.008755852
2026-01-01 09:59:5914-3.1-9.5-14.30.6193-3.01.50.03, 0.000.031.198755853
2026-01-01 10:01:5915-2.4-7.3-13.80.4144-3.22.30.04, 0.000.040.008755854
2026-01-01 10:03:5916-3.4-8.3-13.90.7222-3.32.10.04, 0.000.040.008755855
2026-01-01 10:05:5917-3.9-8.5-13.20.8261-3.32.30.04, 0.000.040.008755856
2026-01-01 10:07:5918-4.4-9.5-14.10.9291-3.63.10.05, -0.010.050.008755857
2026-01-01 10:09:5919-4.7-10.9-14.90.9296-4.13.90.07, -0.020.070.008755858
2026-01-01 10:11:5920-5.3-14.7-15.11.0319-4.85.20.09, -0.030.100.008755859
2026-01-01 10:13:5921-6.0-15.0-14.11.1361-4.75.10.09, -0.030.090.008755860
2026-01-01 10:15:5922-6.6-14.4-15.41.1381-4.63.90.07, -0.030.070.008755861

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 )