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 13617
Detector 24h operating status:

Last processed image:    
   0 hours and 17 minutes ago (2025-08-18 02:51 UTC)
Last detected dimming:
   2 hours and 28 minutes ago (2025-08-18 00:39 UTC)


Overview for dimming #:
   13617           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 #: 13617          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-08-13 10:54:1110.00.00.00.00 , 0.003499173
2025-08-13 10:57:1120.00.00.00.00 , 0.003499176
2025-08-13 11:00:2330.00.00.00.00 , 0.003499177
2025-08-13 11:03:1140.00.00.00.00 , 0.003499179
2025-08-13 11:06:1150.00.00.00.00 , 0.003499180
2025-08-13 11:09:1160.00.0-12.60.01 , 1.343499184
2025-08-13 11:12:117-0.9-5.9-9.30.5940.5-58.3-0.86, -0.050.860.003499185
2025-08-13 11:15:118-1.8-8.6-9.40.91694.2-53.2-0.81, 0.000.810.003499188
2025-08-13 11:18:119-3.8-10.6-9.31.73627.0-47.1-0.74, 0.040.740.003499191
2025-08-13 11:21:1110-5.4-10.5-10.52.34806.8-47.2-0.74, 0.040.740.003499192
2025-08-13 11:24:1111-7.6-10.8-11.63.06246.3-48.5-0.75, 0.030.750.003499195
2025-08-13 11:27:1112-9.5-12.7-11.33.77738.1-47.5-0.74, 0.060.740.003499196
2025-08-13 11:30:1113-10.9-13.2-11.24.28918.1-48.1-0.75, 0.070.750.003499197
2025-08-13 11:33:1114-12.1-13.3-11.94.59578.2-48.6-0.75, 0.070.750.003499200

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 )