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 13775
Detector 24h operating status:

Last processed image:    
   0 hours and 20 minutes ago (2025-09-08 00:51 UTC)
Last detected dimming:
   0 hours and 19 minutes ago (2025-09-08 00:51 UTC)


Overview for dimming #:
   13775           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 #: 13775          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-09-03 03:09:1110.00.00.00.00 , 1.103518309
2025-09-03 03:12:1120.00.00.00.00 , 0.003518310
2025-09-03 03:15:1130.00.00.00.00 , 1.303518313
2025-09-03 03:18:1140.00.00.00.00 , 1.333518314
2025-09-03 03:21:1150.00.00.00.00 , 0.003518317
2025-09-03 03:24:116-3.3-13.2-12.20.0275-1.13, -0.291.161.783518318
2025-09-03 03:27:117-4.7-14.6-11.70.0392-1.13, -0.291.173.253518321
2025-09-03 03:30:118-6.6-16.5-11.80.0525-1.13, -0.291.176.813518322
2025-09-03 03:33:119-8.3-17.8-10.30.0693-1.13, -0.291.170.983518325
2025-09-03 03:36:1110-10.7-19.3-9.40.1921-1.14, -0.301.170.003518326
2025-09-03 03:39:1111-11.5-20.0-9.70.1982-1.13, -0.291.170.003518329
2025-09-03 03:42:1112-13.2-20.3-9.60.11163-1.13, -0.291.170.003518330
2025-09-03 03:45:1113-15.1-21.6-9.60.21299-1.11, -0.271.141.053518333
2025-09-03 03:48:1114-17.4-21.8-9.80.51471-1.08, -0.241.100.003518334
2025-09-03 03:51:1115-18.5-21.7-9.90.61574-1.07, -0.241.100.003518340
2025-09-03 03:54:1116-19.5-22.1-9.90.41685-1.07, -0.241.100.003518341

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 )