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 12447
Detector 24h operating status:

Last processed image:    
   0 hours and 23 minutes ago (2025-04-23 01:06 UTC)
Last detected dimming:
   1 hours and 44 minutes ago (2025-04-22 23:45 UTC)


Overview for dimming #:
   12447           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 #: 12447          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-04-07 05:45:1110.00.00.00.00 , 0.003378448
2025-04-07 05:48:1120.00.00.00.00 , 0.003378451
2025-04-07 05:51:113-0.4-4.0-16.10.118 , 0.003378452
2025-04-07 05:54:114-0.10.0-28.20.04-21.758.80.80, -0.320.860.003378455
2025-04-07 05:57:115-1.4-14.1-20.00.347-21.359.10.81, -0.310.870.003378456
2025-04-07 06:00:116-2.3-21.3-21.40.470-21.259.30.81, -0.310.877.253378459
2025-04-07 06:03:117-4.0-33.8-22.50.6108-21.159.40.81, -0.310.877.633378460
2025-04-07 06:06:118-5.4-35.8-25.90.8139-21.159.10.81, -0.310.872.923378463
2025-04-07 06:09:359-6.9-35.8-31.70.9155-20.858.10.80, -0.300.860.923378464
2025-04-07 06:12:1110-8.7-44.5-35.81.0175 , 5.083378467
2025-04-07 06:15:1111-9.4-45.2-37.81.1180 , 1.923378468
2025-04-07 06:18:1112-9.9-46.8-36.61.1191 , 1.643378471
2025-04-07 06:21:1113-11.2-53.1-39.81.2200 , 1.273378472
2025-04-07 06:24:1114-12.2-55.7-41.31.2201 , 0.003378475
2025-04-07 06:27:1115-13.0-60.8-40.61.3215 , 0.003378476
2025-04-07 06:30:1116-11.8-54.1-45.31.1194 , 0.003378479
2025-04-07 06:33:1117-12.1-59.2-45.81.1191 , 0.003378480
2025-04-07 06:36:1118-11.7-58.5-44.71.1186 , 0.003378483

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 )