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 13501
Detector 24h operating status:

Last processed image:    
   0 hours and 18 minutes ago (2025-08-04 13:39 UTC)
Last detected dimming:
   1 hours and 51 minutes ago (2025-08-04 12:06 UTC)


Overview for dimming #:
   13501           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 #: 13501          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-08-03 09:36:1110.00.00.00.00 , 0.003489716
2025-08-03 09:39:112-2.7-12.1-11.01.32197.756.00.83, 0.080.830.003489719
2025-08-03 09:42:113-6.0-16.8-13.92.34027.656.20.83, 0.080.840.003489720
2025-08-03 09:45:114-9.0-20.2-16.63.05247.556.50.84, 0.070.840.003489723
2025-08-03 09:48:115-10.7-21.3-18.03.35817.056.40.84, 0.070.840.003489724
2025-08-03 09:51:116-12.9-22.3-18.73.96757.255.90.83, 0.070.831.363489727
2025-08-03 09:54:117-13.8-22.0-19.64.07066.555.60.83, 0.060.834.663489728
2025-08-03 09:57:118-15.2-22.9-19.94.37565.454.40.82, 0.030.820.003489731
2025-08-03 10:00:119-15.6-22.9-20.74.37614.854.90.82, 0.020.830.003489732
2025-08-03 10:03:1110-16.4-23.4-21.54.37583.754.80.82, 0.000.820.003489735
2025-08-03 10:06:1111-18.0-24.4-21.74.68022.853.80.82, -0.010.820.003489736
2025-08-03 10:09:1112-19.1-25.5-22.94.78253.153.40.81, -0.010.810.003489739
2025-08-03 10:12:1113-20.4-24.9-22.95.08812.753.40.81, -0.020.810.003489740
2025-08-03 10:15:1114-21.7-24.6-22.85.29243.054.10.82, -0.010.820.003489743
2025-08-03 10:18:1115-22.2-24.6-22.75.39413.054.10.82, -0.010.820.003489744

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 )