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 13732
Detector 24h operating status:

Last processed image:    
   0 hours and 29 minutes ago (2026-01-21 17:42 UTC)
Last detected dimming:
   4 hours and 26 minutes ago (2026-01-21 13:45 UTC)


Overview for dimming #:
   13732           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 #: 13732          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-08-30 01:57:1110.00.00.00.00 , 0.003514440
2025-08-30 02:00:1120.00.00.00.00 , 0.003514443
2025-08-30 02:03:1130.00.00.00.00 , 0.003514444
2025-08-30 02:06:114-0.6-7.0-18.80.133 , 0.003514447
2025-08-30 02:09:115-1.0-9.4-16.70.254 , 0.003514448
2025-08-30 02:12:116-2.9-11.8-10.40.7226 , 0.963514449
2025-08-30 02:15:117-4.4-13.6-9.61.2361-6.0-2.3-0.04, -0.230.231.243514452
2025-08-30 02:18:118-7.0-14.3-8.72.1642-4.9-3.2-0.06, -0.210.220.003514454
2025-08-30 02:21:119-12.7-16.4-8.73.91204-2.9-4.2-0.07, -0.180.190.003514455
2025-08-30 02:24:1110-16.2-18.9-9.54.71461-2.6-4.8-0.08, -0.170.190.003514456
2025-08-30 02:27:1111-20.7-21.2-9.75.91846-2.3-5.3-0.09, -0.170.190.003514460
2025-08-30 02:30:2312-26.0-20.7-9.87.92344-1.7-5.4-0.10, -0.160.181.223514461
2025-08-30 02:33:1113-31.3-20.4-9.99.62814-1.3-5.8-0.10, -0.150.180.003514464
2025-08-30 02:36:1114-37.6-19.6-10.111.23308-0.8-5.8-0.10, -0.140.170.003514465
2025-08-30 02:39:1115-43.7-18.4-10.312.93775-0.4-6.0-0.11, -0.130.170.003514468
2025-08-30 02:42:1116-48.3-20.6-10.314.34131-0.5-6.0-0.11, -0.130.170.003514469
2025-08-30 02:45:1117-53.9-22.8-10.616.14518-0.5-5.8-0.10, -0.130.170.003514471
2025-08-30 02:48:1118-58.0-24.7-10.716.64754-0.5-6.4-0.11, -0.130.180.003514475
2025-08-30 02:51:1119-71.4-26.7-10.919.756032.8-1.6-0.03, -0.080.081.653514476
2025-08-30 02:54:1120-84.2-27.9-10.924.665653.2-1.1-0.02, -0.070.071.623514479
2025-08-30 02:57:1121-93.8-27.9-11.326.770603.9-0.5-0.01, -0.060.065.573514480
2025-08-30 03:00:1122-100.6-28.2-11.428.674743.61.20.02, -0.060.074.583514481
2025-08-30 03:03:1123-106.0-28.4-11.528.776823.71.20.02, -0.060.061.023514484
2025-08-30 03:06:1124-117.8-36.6-11.431.284614.51.40.02, -0.050.051.053514487
2025-08-30 03:09:1125-121.6-38.1-11.532.487444.92.00.04, -0.040.050.003514488
2025-08-30 03:12:1126-127.2-40.1-11.833.389245.21.90.03, -0.040.050.003514491
2025-08-30 03:15:1127-133.3-41.5-11.934.192005.62.70.05, -0.030.050.853514492
2025-08-30 03:18:2328-142.9-43.4-12.036.897605.83.40.06, -0.020.060.003514493
2025-08-30 03:21:1129-147.1-43.8-12.237.6100355.83.60.06, -0.020.070.003514496
2025-08-30 03:24:1130-155.1-47.9-12.438.4103686.04.30.07, -0.020.080.003514498
2025-08-30 03:27:1131-155.8-50.7-12.335.8102726.14.70.08, -0.020.081.493514499
2025-08-30 03:30:1132-164.3-52.7-12.537.2105515.84.70.08, -0.020.090.003514500
2025-08-30 03:33:1133-183.7-55.0-12.942.3114395.14.40.08, -0.040.085.103514504
2025-08-30 03:36:1134-197.0-54.9-13.044.9120574.24.20.07, -0.050.094.703514506
2025-08-30 03:39:1135-212.3-64.9-13.347.4126574.03.90.07, -0.060.090.983514507
2025-08-30 03:42:1136-218.4-69.5-13.946.8126873.63.60.06, -0.060.090.003514511
2025-08-30 03:45:1137-224.4-74.5-13.948.1128793.53.40.06, -0.060.090.003514512
2025-08-30 03:48:1138-235.3-79.8-14.150.6132573.23.10.06, -0.070.090.003514513
2025-08-30 03:51:1139-242.5-79.8-14.250.6134423.73.30.06, -0.060.080.003514517
2025-08-30 03:54:1140-247.0-76.8-14.352.9136353.93.60.06, -0.060.090.913514518
2025-08-30 03:57:1141-249.7-74.2-14.354.1138493.93.90.07, -0.060.090.003514519
2025-08-30 04:00:1142-253.1-73.8-14.354.7139554.23.80.07, -0.050.080.003514523

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 )