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 13470
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 #:
   13470           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 #: 13470          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-07-31 17:57:1110.00.00.00.00 , 0.003487174
2025-07-31 18:00:1120.00.00.00.00 , 0.003487175
2025-07-31 18:03:1130.00.00.00.00 , 0.003487177
2025-07-31 18:06:1140.00.00.00.00 , 0.003487178
2025-07-31 18:09:1150.00.00.00.00 , 0.003487181
2025-07-31 18:12:1160.00.00.00.00 , 1.493487182
2025-07-31 18:15:1170.00.00.00.00 , 0.003487185
2025-07-31 18:18:118-0.1-1.2-9.60.013-3.9-30.3-0.51, -0.160.530.003487186
2025-07-31 18:21:119-0.6-4.6-11.80.256-3.7-29.9-0.50, -0.150.530.003487189
2025-07-31 18:24:1110-1.6-8.6-12.80.5123-3.5-30.1-0.51, -0.150.530.003487190
2025-07-31 18:27:1111-1.6-9.6-12.00.5129-3.3-30.3-0.51, -0.150.530.003487193
2025-07-31 18:30:1112-1.7-9.8-12.30.5136-3.4-30.4-0.51, -0.150.530.003487194
2025-07-31 18:33:1113-1.6-10.2-13.60.4115-3.4-30.5-0.51, -0.150.530.003487197
2025-07-31 18:36:1114-1.6-10.6-12.90.4115-3.5-30.5-0.51, -0.150.530.003487198

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 )