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 13937
Detector 24h operating status:

Last processed image:    
   0 hours and 22 minutes ago (2025-10-01 20:51 UTC)
Last detected dimming:
   8 hours and 19 minutes ago (2025-10-01 12:54 UTC)


Overview for dimming #:
   13937           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 #: 13937          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-09-24 07:51:1110.00.00.00.00 , 0.003538616
2025-09-24 07:54:1120.00.00.00.00 , 0.003538619
2025-09-24 07:57:1130.00.00.00.00 , 0.003538620
2025-09-24 08:00:1140.00.00.00.00 , 0.003538623
2025-09-24 08:03:1150.00.00.00.00 , 0.003538624
2025-09-24 08:06:1160.00.00.00.00 , 1.333538627
2025-09-24 08:09:357-0.8-8.4-20.50.844 , 1.633538628
2025-09-24 08:12:118-5.7-16.9-12.13.8398-20.7-71.2-0.89, -0.390.987.603538633
2025-09-24 08:15:119-9.6-17.2-10.34.8750-20.9-71.4-0.89, -0.390.987.093538634
2025-09-24 08:18:1110-12.4-19.2-9.85.11011-21.0-71.5-0.89, -0.400.981.093538635
2025-09-24 08:21:1111-14.2-18.3-9.25.81249-21.1-71.8-0.90, -0.400.980.003538636
2025-09-24 08:24:1112-14.0-15.9-9.35.21263-21.0-72.0-0.90, -0.400.980.003538639
2025-09-24 08:27:1113-14.3-16.6-9.44.51277-21.4-72.4-0.90, -0.400.980.003538640
2025-09-24 08:30:1114-15.0-15.3-9.54.31338-22.2-73.3-0.90, -0.410.990.003538643
2025-09-24 08:33:1115-13.1-13.6-9.33.41222-22.3-73.8-0.90, -0.410.990.003538644
2025-09-24 08:36:1116-12.3-12.9-9.02.91213-23.4-76.1-0.90, -0.430.990.003538647
2025-09-24 08:39:3517-11.1-13.4-8.91.71141-0.90, -0.461.010.003538648

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 )