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 13839
Detector 24h operating status:

Last processed image:    
   0 hours and 19 minutes ago (2025-09-14 17:03 UTC)
Last detected dimming:
   2 hours and 48 minutes ago (2025-09-14 14:33 UTC)


Overview for dimming #:
   13839           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 #: 13839          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-09-11 03:12:1110.00.00.00.00 , 0.003525980
2025-09-11 03:15:1120.00.00.00.00 , 0.003525983
2025-09-11 03:18:1130.00.00.00.00 , 0.003525984
2025-09-11 03:21:1140.00.00.00.00 , 0.003525987
2025-09-11 03:24:115-2.8-13.4-12.20.0211-1.12, 0.351.172.323525988
2025-09-11 03:27:116-5.9-18.5-12.60.0405-1.11, 0.351.163.023525991
2025-09-11 03:30:117-9.4-25.3-13.20.0551-1.11, 0.351.162.523525992
2025-09-11 03:33:118-11.8-29.9-14.30.0630-1.11, 0.351.161.773525995
2025-09-11 03:36:119-15.3-33.8-16.50.0722-1.11, 0.351.161.113525996
2025-09-11 03:39:1110-18.4-37.0-17.60.0830-1.11, 0.351.160.003525999
2025-09-11 03:42:1111-21.0-39.4-19.00.0919-1.12, 0.341.170.003526000
2025-09-11 03:45:1112-24.0-42.3-21.40.0988-1.12, 0.341.170.003526004
2025-09-11 03:48:1113-27.3-47.0-23.20.01067-1.12, 0.341.170.003526005
2025-09-11 03:51:1114-29.9-48.5-22.50.01168-1.12, 0.341.170.003526006
2025-09-11 03:54:1115-32.4-50.6-22.60.01240-1.12, 0.341.170.003526010
2025-09-11 03:57:1116-35.1-52.5-22.70.01312-1.12, 0.341.170.003526011
2025-09-11 04:00:1117-37.1-54.9-23.20.01346-1.12, 0.341.170.003526012

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 )