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 14400
Detector 24h operating status:

Last processed image:    
   0 hours and 18 minutes ago (2025-11-18 10:30 UTC)
Last detected dimming:
   0 hours and 18 minutes ago (2025-11-18 10:30 UTC)


Overview for dimming #:
   14400           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 #: 14400          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-11-13 14:09:1110.00.00.00.00 , 0.003586369
2025-11-13 14:12:112-0.1-0.4-14.60.06 , 0.003586370
2025-11-13 14:15:113-4.1-13.8-11.60.0341-1.11, -0.031.112.293586373
2025-11-13 14:18:114-12.4-20.4-11.70.0986-1.11, -0.031.113.513586374
2025-11-13 14:21:115-20.7-24.3-11.60.01552-1.12, -0.031.124.393586379
2025-11-13 14:24:116-27.0-27.6-12.00.01918-1.12, -0.031.125.943586380
2025-11-13 14:27:117-30.6-28.7-11.20.02227-1.12, -0.021.120.003586381
2025-11-13 14:30:118-31.8-31.0-10.90.02355-1.11, -0.021.121.343586386
2025-11-13 14:33:119-32.2-31.0-11.00.02432-1.11, -0.021.111.963586387
2025-11-13 14:36:2310-34.7-30.4-10.30.02775-1.11, -0.011.111.473586388
2025-11-13 14:39:1111-37.8-29.3-10.30.03082-1.11, -0.011.112.393586389
2025-11-13 14:42:1112-39.9-27.3-10.20.03303-1.11, -0.011.1110.743586390
2025-11-13 14:45:1113-43.3-27.8-10.40.03536-1.11, -0.011.1213.863586393
2025-11-13 14:48:1114-60.1-29.1-9.723.25246-1.12, -0.011.1217.583586394
2025-11-13 15:09:1115-92.7-35.4-10.217.67580-1.12, -0.011.120.003586406
2025-11-13 15:12:5916-103.1-37.7-10.319.48399-1.12, -0.011.120.003586407

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 )