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 15276
Detector 24h operating status: Last processed image: 0 hours and 19 minutes ago (2026-03-29 04:51 UTC) Last detected dimming: 4 hours and 52 minutes ago (2026-03-29 00:18 UTC) Overview for dimming #: 15276 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 #: 15276
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-03-25 12:06:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3709007

2026-03-25 12:09:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3709008

2026-03-25 12:12:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3709009

2026-03-25 12:15:11 4 0.0 0.0 0.0 0.0 0 , 0.00 3709013

2026-03-25 12:18:11 5 0.0 0.0 0.0 0.0 0 , 1.45 3709014

2026-03-25 12:21:11 6 0.0 0.0 0.0 0.0 0 , 2.60 3709015

2026-03-25 12:24:11 7 -0.3 -3.4 -12.3 0.0 25 1.07, -0.21 1.09 2.57 3709016

2026-03-25 12:27:11 8 -3.0 -11.6 -11.1 0.0 258 1.08, -0.21 1.10 1.29 3709020

2026-03-25 12:30:11 9 -4.5 -14.0 -13.0 0.0 344 1.08, -0.20 1.10 0.00 3709025

2026-03-25 12:33:11 10 -5.3 -14.7 -13.2 0.0 393 1.08, -0.20 1.10 0.00 3709026

2026-03-25 12:36:11 11 -5.5 -15.2 -13.6 0.0 409 1.07, -0.21 1.10 0.00 3709027

2026-03-25 12:39:11 12 -6.3 -16.5 -13.6 0.0 463 1.07, -0.21 1.09 0.00 3709028

2026-03-25 12:42:11 13 -6.7 -17.0 -14.3 0.0 474 1.08, -0.20 1.10 0.00 3709032

2026-03-25 12:45:11 14 -7.7 -18.2 -15.3 0.0 524 1.08, -0.20 1.10 0.00 3709033

2026-03-25 12:48:11 15 -8.2 -19.0 -15.3 0.0 548 1.08, -0.20 1.10 0.00 3709037

2026-03-25 12:51:11 16 -8.8 -19.6 -15.6 0.0 570 1.08, -0.20 1.10 0.00 3709038

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	size	x,y in R☉	dist. R☉	detection	Img ID
2026-03-25 12:06:11	1	0.0	0.0	0.0	0	,		0.00	3709007
2026-03-25 12:09:11	2	0.0	0.0	0.0	0	,		0.00	3709008
2026-03-25 12:12:11	3	0.0	0.0	0.0	0	,		0.00	3709009
2026-03-25 12:15:11	4	0.0	0.0	0.0	0	,		0.00	3709013
2026-03-25 12:18:11	5	0.0	0.0	0.0	0	,		1.45	3709014
2026-03-25 12:21:11	6	0.0	0.0	0.0	0	,		2.60	3709015
2026-03-25 12:24:11	7	-0.3	-3.4	-12.3	25	1.07, -0.21	1.09	2.57	3709016
2026-03-25 12:27:11	8	-3.0	-11.6	-11.1	258	1.08, -0.21	1.10	1.29	3709020
2026-03-25 12:30:11	9	-4.5	-14.0	-13.0	344	1.08, -0.20	1.10	0.00	3709025
2026-03-25 12:33:11	10	-5.3	-14.7	-13.2	393	1.08, -0.20	1.10	0.00	3709026
2026-03-25 12:36:11	11	-5.5	-15.2	-13.6	409	1.07, -0.21	1.10	0.00	3709027
2026-03-25 12:39:11	12	-6.3	-16.5	-13.6	463	1.07, -0.21	1.09	0.00	3709028
2026-03-25 12:42:11	13	-6.7	-17.0	-14.3	474	1.08, -0.20	1.10	0.00	3709032
2026-03-25 12:45:11	14	-7.7	-18.2	-15.3	524	1.08, -0.20	1.10	0.00	3709033
2026-03-25 12:48:11	15	-8.2	-19.0	-15.3	548	1.08, -0.20	1.10	0.00	3709037
2026-03-25 12:51:11	16	-8.8	-19.6	-15.6	570	1.08, -0.20	1.10	0.00	3709038