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 13351
Detector 24h operating status:

Last processed image:    
   0 hours and 24 minutes ago (2026-01-16 12:36 UTC)
Last detected dimming:
   2 hours and 11 minutes ago (2026-01-16 10:48 UTC)


Overview for dimming #:
   13351           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 #: 13351          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-07-19 20:27:1110.00.00.00.00 , 0.003476151
2025-07-19 20:30:1120.00.00.00.00 , 0.003476162
2025-07-19 20:33:1130.00.00.00.00 , 0.003476163
2025-07-19 20:36:1140.00.00.00.00 , 0.003476170
2025-07-19 20:39:1150.00.00.00.00 , 0.003476171
2025-07-19 20:42:1160.00.00.00.00 , 2.783476172
2025-07-19 20:45:1170.00.0-10.20.02 , 5.913476173
2025-07-19 20:48:118-0.1-0.5-11.00.11030.167.50.81, 0.480.943.863476174
2025-07-19 20:51:119-0.3-2.0-12.90.224 , 4.063476175
2025-07-19 20:54:1110-0.7-3.7-15.70.340 , 2.073476182
2025-07-19 20:57:1111-0.8-5.6-16.90.446 , 0.003476183
2025-07-19 21:00:3512-1.1-7.3-18.30.555 , 0.003476184
2025-07-19 21:03:1113-1.3-10.0-20.30.665 , 1.243476185
2025-07-19 21:06:1114-1.7-12.4-21.60.780 , 1.103476186
2025-07-19 21:09:1115-1.7-13.9-21.40.779 , 1.863476187
2025-07-19 21:12:1116-1.5-11.7-18.50.675 , 1.273476196
2025-07-19 21:15:1117-1.5-11.3-19.20.678 , 0.003476197
2025-07-19 21:18:1118-36.7-60.4-15.90.516581.09, 0.441.171.263476198
2025-07-19 21:21:1119-39.4-63.7-16.20.417361.08, 0.441.171.243476199
2025-07-19 21:24:1120-42.2-68.4-16.00.318501.08, 0.441.170.003476200
2025-07-19 21:27:1121-44.9-71.8-16.20.319151.08, 0.441.171.483476201
2025-07-19 21:30:1122-48.2-76.4-16.60.320081.08, 0.431.170.943476202
2025-07-19 21:33:1123-50.9-80.3-16.80.320731.08, 0.431.160.003476203

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 )