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 13935
Detector 24h operating status:

Last processed image:    
   0 hours and 19 minutes ago (2025-09-28 04:48 UTC)
Last detected dimming:
   2 hours and 28 minutes ago (2025-09-28 02:39 UTC)


Overview for dimming #:
   13935           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 #: 13935          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-09-24 01:57:1110.00.00.00.00 , 0.003538380
2025-09-24 02:00:112-0.3-3.9-7.40.047 , 0.003538383
2025-09-24 02:03:113-2.6-8.7-7.80.0320-0.99, -0.411.070.003538384
2025-09-24 02:06:114-5.5-10.7-8.80.0585-0.96, -0.411.050.003538387
2025-09-24 02:09:115-7.7-12.2-9.90.0725-0.95, -0.421.040.003538388
2025-09-24 02:12:116-10.0-15.5-11.50.0829-0.95, -0.421.045.903538393
2025-09-24 02:15:117-12.1-16.9-12.30.0915-0.95, -0.411.030.003538394
2025-09-24 02:18:118-13.6-18.7-13.10.0968-0.95, -0.411.030.003538395
2025-09-24 02:21:119-15.4-20.8-14.00.01013-0.95, -0.411.030.003538396
2025-09-24 02:24:1110-16.8-22.0-14.90.21055-0.95, -0.411.030.003538399
2025-09-24 02:27:1111-18.0-23.5-15.00.21109-0.94, -0.411.031.713538400
2025-09-24 02:30:1112-19.2-25.5-15.30.11179-0.94, -0.421.030.003538405
2025-09-24 02:33:1113-20.1-26.4-15.60.21205-0.94, -0.411.030.003538406
2025-09-24 02:36:1114-21.0-28.4-15.60.31259-0.94, -0.421.030.003538407

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 )