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 16087
Detector 24h operating status: Last processed image: 0 hours and 17 minutes ago (2026-08-11 01:51 UTC) Last detected dimming: 0 hours and 35 minutes ago (2026-08-11 01:33 UTC) Overview for dimming #: 16087 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 #: 16087
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-08-03 21:00:35 1 0.0 0.0 0.0 0.0 0 , 0.00 3838778

2026-08-03 21:03:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3838781

2026-08-03 21:06:11 3 -0.1 -1.5 -6.3 0.1 17 , 0.00 3838782

2026-08-03 21:09:11 4 -1.9 -8.2 -7.6 1.5 242 , 0.00 3838785

2026-08-03 21:12:11 5 -6.5 -10.9 -7.6 5.3 797 -52.0 10.5 0.11, -0.86 0.86 0.00 3838786

2026-08-03 21:15:11 6 -10.8 -11.6 -8.0 8.4 1258 -51.6 11.0 0.12, -0.85 0.86 1.09 3838789

2026-08-03 21:18:11 7 -17.0 -14.1 -8.5 12.8 1833 -53.2 11.5 0.12, -0.87 0.88 0.00 3838790

2026-08-03 21:21:11 8 -23.1 -15.9 -9.1 16.6 2317 -50.7 9.3 0.10, -0.84 0.85 0.00 3838793

2026-08-03 21:24:11 9 -28.2 -17.5 -9.0 20.3 2807 -51.1 9.7 0.11, -0.85 0.85 0.00 3838794

2026-08-03 21:27:11 10 -35.6 -19.8 -9.5 23.7 3383 -50.7 9.3 0.10, -0.84 0.85 0.00 3838797

2026-08-03 21:30:11 11 -40.1 -19.5 -9.9 25.5 3689 -50.4 9.4 0.11, -0.84 0.85 0.00 3838798

2026-08-03 21:33:11 12 -48.1 -20.8 -10.0 29.6 4372 -51.3 9.5 0.10, -0.85 0.86 0.00 3838801

2026-08-03 21:36:11 13 -56.5 -22.7 -9.7 34.6 5087 -51.8 10.1 0.11, -0.85 0.86 0.00 3838802

2026-08-03 21:39:11 14 -65.3 -22.5 -9.8 39.6 5807 -52.5 10.6 0.11, -0.86 0.87 0.00 3838805

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
2026-08-03 21:00:35	1	0.0	0.0	0.0	0.0	0			,		0.00	3838778
2026-08-03 21:03:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3838781
2026-08-03 21:06:11	3	-0.1	-1.5	-6.3	0.1	17			,		0.00	3838782
2026-08-03 21:09:11	4	-1.9	-8.2	-7.6	1.5	242			,		0.00	3838785
2026-08-03 21:12:11	5	-6.5	-10.9	-7.6	5.3	797	-52.0	10.5	0.11, -0.86	0.86	0.00	3838786
2026-08-03 21:15:11	6	-10.8	-11.6	-8.0	8.4	1258	-51.6	11.0	0.12, -0.85	0.86	1.09	3838789
2026-08-03 21:18:11	7	-17.0	-14.1	-8.5	12.8	1833	-53.2	11.5	0.12, -0.87	0.88	0.00	3838790
2026-08-03 21:21:11	8	-23.1	-15.9	-9.1	16.6	2317	-50.7	9.3	0.10, -0.84	0.85	0.00	3838793
2026-08-03 21:24:11	9	-28.2	-17.5	-9.0	20.3	2807	-51.1	9.7	0.11, -0.85	0.85	0.00	3838794
2026-08-03 21:27:11	10	-35.6	-19.8	-9.5	23.7	3383	-50.7	9.3	0.10, -0.84	0.85	0.00	3838797
2026-08-03 21:30:11	11	-40.1	-19.5	-9.9	25.5	3689	-50.4	9.4	0.11, -0.84	0.85	0.00	3838798
2026-08-03 21:33:11	12	-48.1	-20.8	-10.0	29.6	4372	-51.3	9.5	0.10, -0.85	0.86	0.00	3838801
2026-08-03 21:36:11	13	-56.5	-22.7	-9.7	34.6	5087	-51.8	10.1	0.11, -0.85	0.86	0.00	3838802
2026-08-03 21:39:11	14	-65.3	-22.5	-9.8	39.6	5807	-52.5	10.6	0.11, -0.86	0.87	0.00	3838805