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 15261
Detector 24h operating status:

Last processed image:    
   0 hours and 23 minutes ago (2026-03-21 20:15 UTC)
Last detected dimming:
   4 hours and 2 minutes ago (2026-03-21 16:36 UTC)


Overview for dimming #:
   15261           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 #: 15261          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2026-03-20 10:00:1110.00.00.00.00 , 0.003704146
2026-03-20 10:03:1120.00.00.00.00 , 0.003704149
2026-03-20 10:06:1130.00.00.00.00 , 0.003704150
2026-03-20 10:09:1140.00.00.00.00 , 1.903704153
2026-03-20 10:12:1150.00.00.00.00 , 1.143704154
2026-03-20 10:15:1160.00.00.00.00 , 2.123704157
2026-03-20 10:18:117-1.6-16.4-23.00.064-0.91, 0.581.083.463704158
2026-03-20 10:21:118-6.4-31.2-21.80.0247-0.91, 0.581.083.353704163
2026-03-20 10:24:119-12.5-41.8-22.50.1482-0.91, 0.581.082.693704164
2026-03-20 10:27:1110-26.4-65.2-25.41.0893-0.91, 0.581.074.113704165
2026-03-20 10:30:1111-45.1-88.5-23.91.31458-0.91, 0.571.073.673704166
2026-03-20 10:33:1112-65.6-98.7-19.71.72295-0.91, 0.571.074.263704171
2026-03-20 10:36:1113-83.3-106.8-15.11.63221-0.91, 0.571.083.933704172
2026-03-20 10:39:1114-98.9-114.4-14.31.53873-0.91, 0.571.082.983704173
2026-03-20 10:42:1115-112.2-121.2-15.41.04277-0.91, 0.571.082.113704174
2026-03-20 10:45:1116-126.2-123.1-16.01.34741-0.91, 0.571.081.883704177
2026-03-20 10:48:1117-142.3-125.3-16.02.95338-0.92, 0.571.081.983704178
2026-03-20 10:51:1118-153.6-128.5-16.23.45735-0.92, 0.571.083.523704181
2026-03-20 10:54:1119-164.9-131.4-16.74.66095-0.91, 0.571.083.593704182
2026-03-20 10:57:1120-172.5-134.0-16.94.96286-0.92, 0.571.083.243704185
2026-03-20 11:00:1121-177.9-139.3-17.24.96371-0.91, 0.561.082.103704186
2026-03-20 11:03:1122-180.6-137.2-17.24.86454-0.92, 0.571.080.003704189
2026-03-20 11:06:2323-181.9-137.2-17.54.96491-0.92, 0.571.080.003704190
2026-03-20 11:09:1124-181.7-138.4-17.45.06523-0.92, 0.571.080.003704193
2026-03-20 11:12:1125-180.6-138.0-17.05.36540-0.92, 0.571.080.003704194
2026-03-20 11:15:1126-181.1-138.5-17.05.46587-0.92, 0.571.080.003704197
2026-03-20 11:18:1127-181.3-136.9-17.26.06610-0.92, 0.571.080.003704198
2026-03-20 11:21:1128-181.9-136.7-17.06.16655-0.92, 0.571.080.003704203
2026-03-20 11:24:1129-181.8-140.6-17.15.96579-0.92, 0.571.080.003704204

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 )