Solar Demon Dimming Detection (qlk)

Quick-look! running in real time on SDO/AIA 211 QLK data
3 minute cadence, typical delay 15 minutes
(detection version 1.00)
(view all Solar Demon detection tools)

Overview of dimming 15937
Detector 24h operating status:

Last processed image:    
   0 hours and 25 minutes ago (2026-07-11 01:21 UTC)
Last detected dimming:
   8 hours and 51 minutes ago (2026-07-10 16:54 UTC)


Overview for dimming #:
   15937           back to overview

Animations and graphs
   derotated original images ( non-derotated )
   dimming intensity
   dimming mask

   base difference ( percentage )
   running difference ( percentage )

more

more

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Details for dimming #: 15937          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2026-07-08 16:27:111-2.1-15.7-60.20.338-6.065.70.92, -0.130.931.083814083
2026-07-08 16:30:112-14.2-63.4-74.11.9191-8.069.20.93, -0.160.950.003814086
2026-07-08 16:33:113-14.3-49.3-62.03.2231-8.270.80.94, -0.160.960.003814087
2026-07-08 16:36:114-12.5-41.0-51.84.1254-7.675.30.97, -0.150.980.003814090
2026-07-08 16:39:115-14.4-41.9-31.65.9365-7.477.80.98, -0.140.992.353814091
2026-07-08 16:42:116-16.7-45.5-24.38.1490-7.574.80.97, -0.150.982.933814094
2026-07-08 16:45:117-15.6-37.7-23.29.0505-7.774.90.97, -0.150.980.913814095
2026-07-08 16:48:118-11.0-45.3-17.95.8389-8.172.90.96, -0.160.970.003814098
2026-07-08 16:51:119-7.3-34.9-17.14.2287-8.272.10.95, -0.160.970.003814099
2026-07-08 16:54:1110-4.6-28.6-23.22.1169-8.671.80.95, -0.170.960.003814102
2026-07-08 16:57:1111-5.3-37.5-22.62.2172-8.471.50.95, -0.170.960.003814103
2026-07-08 17:00:1112-4.8-33.7-19.32.3178-8.571.70.95, -0.170.960.003814107
2026-07-08 17:03:1113-5.4-31.0-14.23.5251-8.471.80.95, -0.170.960.003814108
2026-07-08 17:06:1114-9.2-55.9-12.94.9381-8.271.10.95, -0.160.960.003814110
2026-07-08 17:09:1115-19.3-76.3-14.39.5692-8.171.10.95, -0.160.961.423814111

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 )