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 13402
Detector 24h operating status:

Last processed image:    
   0 hours and 18 minutes ago (2026-04-11 02:33 UTC)
Last detected dimming:
   58 hours and 15 minutes ago (2026-04-08 16:36 UTC)


Overview for dimming #:
   13402           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 #: 13402          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-07-25 05:27:1110.00.00.00.00 , 0.003481246
2025-07-25 05:30:1120.00.00.00.00 , 0.003481247
2025-07-25 05:33:113-0.7-6.7-11.30.26225.44.30.07, 0.350.360.003481250
2025-07-25 05:36:114-4.1-11.5-11.11.133225.24.60.07, 0.350.351.143481251
2025-07-25 05:39:115-8.7-16.9-13.02.263225.74.20.07, 0.350.361.743481254
2025-07-25 05:42:116-13.3-25.0-15.92.881226.14.10.06, 0.360.371.093481255
2025-07-25 05:45:117-18.6-31.0-18.73.397425.84.30.07, 0.360.360.993481258
2025-07-25 05:48:118-25.5-36.9-21.14.0115325.54.20.07, 0.350.360.003481259
2025-07-25 05:51:119-32.6-41.3-22.54.6133923.63.80.06, 0.320.3325.663481262
2025-07-25 05:54:1110-37.6-45.2-24.25.0144223.53.40.06, 0.320.326.443481263
2025-07-25 05:57:1111-39.2-48.1-25.64.8138824.34.10.07, 0.330.341.393481266
2025-07-25 06:00:1112-43.7-47.9-27.15.2148423.53.10.05, 0.320.320.003481267
2025-07-25 06:03:1113-44.7-46.3-26.35.6156323.03.20.05, 0.310.310.003481271
2025-07-25 06:06:1114-46.5-43.9-25.86.0164922.32.80.05, 0.300.300.003481272
2025-07-25 06:09:1115-48.4-40.4-23.17.3189121.02.90.05, 0.280.280.003481274
2025-07-25 06:12:1116-48.8-39.6-19.97.9203020.02.60.04, 0.260.260.003481275
2025-07-25 06:15:1117-51.1-40.6-20.68.0209019.92.40.04, 0.260.260.003481278
2025-07-25 06:18:1118-51.5-41.4-19.58.3216119.82.70.05, 0.250.260.003481279
2025-07-25 06:21:1119-51.8-48.3-19.48.2212518.51.70.03, 0.230.230.003481282

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 )