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 12995
Detector 24h operating status:

Last processed image:    
   0 hours and 20 minutes ago (2025-06-19 02:51 UTC)
Last detected dimming:
   4 hours and 17 minutes ago (2025-06-18 22:54 UTC)


Overview for dimming #:
   12995           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 #: 12995          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-06-06 17:12:111-3.8-22.1-17.90.7207 , 0.003435312
2025-06-06 17:15:112-4.3-21.8-18.00.8218 , 0.003435315
2025-06-06 17:18:113-4.2-25.4-17.30.8216-10.5-22.6-0.38, -0.190.430.003435316
2025-06-06 17:21:114-5.4-33.5-19.40.8237-10.4-22.6-0.38, -0.180.420.003435318
2025-06-06 17:24:115-6.7-36.5-21.01.0277-10.5-22.6-0.38, -0.180.420.003435321
2025-06-06 17:27:116-7.5-37.3-21.11.1316-10.6-22.6-0.38, -0.190.438.393435322
2025-06-06 17:30:117-8.7-40.3-22.31.2347-10.6-22.8-0.39, -0.190.434.553435326
2025-06-06 17:33:118-9.1-40.3-22.01.3361-10.7-22.9-0.39, -0.190.430.003435327
2025-06-06 17:36:119-10.5-40.6-21.01.5439-10.7-23.1-0.39, -0.190.430.003435330
2025-06-06 17:39:1110-11.0-41.9-21.31.6443-10.7-23.1-0.39, -0.190.430.003435331
2025-06-06 17:42:1111-10.8-42.0-22.31.5431-10.8-23.2-0.39, -0.190.440.003435333
2025-06-06 17:45:1112-11.3-41.4-19.31.7495-10.8-23.1-0.39, -0.190.430.003435334
2025-06-06 17:48:1113-11.8-40.2-17.91.9526-10.8-23.1-0.39, -0.190.430.003435337
2025-06-06 17:51:1114-12.9-39.6-16.52.2620-10.7-23.1-0.39, -0.190.430.003435338
2025-06-06 17:54:1115-13.8-39.1-17.52.4663-10.8-23.1-0.39, -0.190.430.003435339

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 )