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 20495
Detector 14 day operating status:

Last detected dimming:
   211 hours and 15 minutes ago (2025-10-24 20:53 UTC)


Overview for dimming #:
   20495           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 #: 20495          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-10-18 01:33:5910.00.00.00.00 , 0.008650658
2025-10-18 01:35:5920.00.00.00.00 , 0.008650659
2025-10-18 01:37:5930.00.00.00.00 , 0.008650660
2025-10-18 01:39:5940.00.00.00.00 , 0.008650661
2025-10-18 01:41:5950.00.00.00.00 , 0.008650662
2025-10-18 01:43:596-0.10.0-6.70.09 , 1.428650663
2025-10-18 01:45:597-0.10.0-7.80.07 , 1.818650664
2025-10-18 01:47:598-0.10.0-10.20.0110.97, 0.541.111.258650665
2025-10-18 01:49:599-0.2-0.8-8.10.0180.97, 0.541.115.368650666
2025-10-18 01:51:5910-0.5-2.7-10.10.1400.96, 0.541.101.318650667
2025-10-18 01:53:5911-0.2-1.1-9.70.0260.94, 0.541.080.918650668
2025-10-18 01:55:5912-0.4-1.8-10.40.0360.94, 0.541.080.008650669
2025-10-18 01:57:5913-0.8-4.4-8.30.276 , 1.068650670
2025-10-18 01:59:5914-1.1-4.3-9.40.391-3.951.00.78, -0.130.800.008650671
2025-10-18 02:01:5915-2.0-6.4-9.00.6168-4.051.10.79, -0.130.800.008650672
2025-10-18 02:03:5916-2.8-6.6-8.41.1257-4.052.10.80, -0.130.810.008650673
2025-10-18 02:05:5917-3.1-8.4-9.11.1284-3.952.00.80, -0.130.810.008650674
2025-10-18 02:07:5918-2.9-7.9-10.51.0241-4.152.30.80, -0.130.810.008650675
2025-10-18 02:09:5919-3.4-9.0-8.71.5319-4.152.60.80, -0.130.810.008650676
2025-10-18 02:11:5920-4.0-9.9-9.21.6350-4.051.70.79, -0.130.800.008650677
2025-10-18 02:13:5921-4.0-10.1-9.11.7355-4.252.50.80, -0.130.810.008650678

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 )