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 15442
Detector 24h operating status:

Last processed image:    
   0 hours and 19 minutes ago (2026-04-18 15:30 UTC)
Last detected dimming:
   4 hours and 10 minutes ago (2026-04-18 11:39 UTC)


Overview for dimming #:
   15442           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 #: 15442          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2026-04-17 01:27:1110.00.00.00.00 , 0.003735068
2026-04-17 01:30:112-5.4-22.3-14.01.3354-7.630.90.52, -0.050.520.003735069
2026-04-17 01:33:113-17.9-41.7-17.62.8756-8.632.70.54, -0.070.550.003735072
2026-04-17 01:36:114-27.8-59.2-21.53.5955-8.732.40.54, -0.070.541.013735075
2026-04-17 01:39:115-40.2-72.4-23.64.61226-8.231.80.53, -0.060.531.353735076
2026-04-17 01:42:116-55.8-93.1-23.16.11594-9.232.60.54, -0.080.542.163735079
2026-04-17 01:45:117-68.3-128.1-22.67.51944-9.632.90.54, -0.090.553.193735080
2026-04-17 01:48:118-73.2-122.2-24.78.02090-9.532.90.54, -0.090.552.003735083
2026-04-17 01:51:119-75.8-108.5-23.58.72252-9.432.80.54, -0.090.551.063735084
2026-04-17 01:54:1110-75.9-98.6-21.69.22405-9.132.40.54, -0.080.540.003735087
2026-04-17 01:57:1111-79.2-88.1-18.411.52850-8.832.20.53, -0.070.540.003735088
2026-04-17 02:00:1112-82.1-82.5-17.913.33228-8.432.00.53, -0.070.530.003735091
2026-04-17 02:03:1113-83.8-79.9-17.414.73506-8.231.90.53, -0.060.530.003735092
2026-04-17 02:06:1114-87.7-78.2-16.616.73945-7.732.00.53, -0.050.530.003735095
2026-04-17 02:09:1115-91.2-77.6-17.317.74166-7.432.20.53, -0.050.540.003735096
2026-04-17 02:12:1116-97.3-76.7-17.619.14447-7.532.60.54, -0.050.540.003735099
2026-04-17 02:15:1117-98.7-75.2-17.919.34459-7.332.60.54, -0.050.540.003735100

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 )