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 15495
Detector 24h operating status: Last processed image: 0 hours and 24 minutes ago (2026-05-03 09:21 UTC) Last detected dimming: 0 hours and 41 minutes ago (2026-05-03 09:03 UTC) Overview for dimming #: 15495 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 #: 15495
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-04-26 08:51:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3743997

2026-04-26 08:54:11 2 0.0 0.0 0.0 0.0 0 , 1.66 3744000

2026-04-26 08:57:11 3 0.0 0.0 0.0 0.0 0 , 1.41 3744001

2026-04-26 09:00:11 4 0.0 0.0 0.0 0.0 0 , 0.00 3744002

2026-04-26 09:03:11 5 0.0 0.0 0.0 0.0 0 , 1.14 3744006

2026-04-26 09:06:11 6 0.0 0.0 0.0 0.0 0 , 2.37 3744008

2026-04-26 09:09:11 7 0.0 0.0 0.0 0.0 0 , 2.33 3744009

2026-04-26 09:12:11 8 0.0 0.0 0.0 0.0 0 , 0.86 3744013

2026-04-26 09:15:11 9 0.0 0.0 -20.9 0.0 1 , 1.09 3744014

2026-04-26 09:18:11 10 -0.4 -3.5 -28.2 0.3 15 16.4 -74.0 -0.93, 0.31 0.98 0.85 3744015

2026-04-26 09:21:11 11 -0.6 -6.3 -21.2 0.4 27 16.3 -73.9 -0.93, 0.30 0.98 0.97 3744017

2026-04-26 09:24:11 12 -0.9 -7.4 -23.6 0.5 35 16.4 -74.0 -0.93, 0.31 0.98 0.87 3744020

2026-04-26 09:27:11 13 -1.6 -11.4 -24.1 0.9 61 16.3 -73.7 -0.93, 0.30 0.98 0.00 3744021

2026-04-26 09:30:11 14 -1.8 -12.7 -25.4 1.0 67 16.5 -73.8 -0.93, 0.31 0.98 0.00 3744024

2026-04-26 09:33:11 15 -2.8 -16.1 -24.9 1.4 105 16.5 -73.8 -0.93, 0.31 0.98 0.00 3744025

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 )

time	seq #	total intensity	max intensity	median intensity	area	size	lat	lon	x,y in R☉	dist. R☉	detection	Img ID
2026-04-26 08:51:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3743997
2026-04-26 08:54:11	2	0.0	0.0	0.0	0.0	0			,		1.66	3744000
2026-04-26 08:57:11	3	0.0	0.0	0.0	0.0	0			,		1.41	3744001
2026-04-26 09:00:11	4	0.0	0.0	0.0	0.0	0			,		0.00	3744002
2026-04-26 09:03:11	5	0.0	0.0	0.0	0.0	0			,		1.14	3744006
2026-04-26 09:06:11	6	0.0	0.0	0.0	0.0	0			,		2.37	3744008
2026-04-26 09:09:11	7	0.0	0.0	0.0	0.0	0			,		2.33	3744009
2026-04-26 09:12:11	8	0.0	0.0	0.0	0.0	0			,		0.86	3744013
2026-04-26 09:15:11	9	0.0	0.0	-20.9	0.0	1			,		1.09	3744014
2026-04-26 09:18:11	10	-0.4	-3.5	-28.2	0.3	15	16.4	-74.0	-0.93, 0.31	0.98	0.85	3744015
2026-04-26 09:21:11	11	-0.6	-6.3	-21.2	0.4	27	16.3	-73.9	-0.93, 0.30	0.98	0.97	3744017
2026-04-26 09:24:11	12	-0.9	-7.4	-23.6	0.5	35	16.4	-74.0	-0.93, 0.31	0.98	0.87	3744020
2026-04-26 09:27:11	13	-1.6	-11.4	-24.1	0.9	61	16.3	-73.7	-0.93, 0.30	0.98	0.00	3744021
2026-04-26 09:30:11	14	-1.8	-12.7	-25.4	1.0	67	16.5	-73.8	-0.93, 0.31	0.98	0.00	3744024
2026-04-26 09:33:11	15	-2.8	-16.1	-24.9	1.4	105	16.5	-73.8	-0.93, 0.31	0.98	0.00	3744025