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 13770
Detector 24h operating status:

Last processed image:    
   0 hours and 19 minutes ago (2026-05-14 18:33 UTC)
Last detected dimming:
   0 hours and 19 minutes ago (2026-05-14 18:33 UTC)


Overview for dimming #:
   13770           back to overview

Animations and graphs
   derotated original images ( non-derotated )
   dimming intensity
   dimming mask

   base difference ( percentage )
   running difference ( percentage )

more

more

more


Details for dimming #: 13770          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-09-02 13:06:1110.00.00.00.00 , 0.003517747
2025-09-02 13:09:1120.00.00.00.00 , 0.003517748
2025-09-02 13:12:1130.00.00.00.00 , 0.003517750
2025-09-02 13:15:1140.00.00.00.00 , 0.003517751
2025-09-02 13:18:1150.00.00.00.00 , 0.003517755
2025-09-02 13:21:116-0.6-6.8-18.10.233 , 1.493517756
2025-09-02 13:24:117-1.3-12.9-16.00.479 , 0.003517759
2025-09-02 13:27:118-1.5-13.7-14.80.493-5.7-45.1-0.71, -0.190.740.003517761
2025-09-02 13:30:119-2.3-14.9-12.20.8169-5.7-45.1-0.71, -0.190.740.003517762
2025-09-02 13:33:1110-2.2-15.1-11.00.8160-5.6-45.0-0.71, -0.190.740.003517763
2025-09-02 13:36:1111-2.7-15.8-10.71.0201-5.6-45.0-0.71, -0.190.740.003517767
2025-09-02 13:39:1112-2.7-15.6-11.11.0198-5.6-45.0-0.71, -0.190.740.003517770
2025-09-02 13:42:1113-2.9-15.9-11.51.1209-5.6-45.0-0.71, -0.190.740.003517771
2025-09-02 13:45:1114-4.8-17.4-11.51.9366-5.7-45.0-0.71, -0.190.740.003517774

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 )