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 15900
Detector 24h operating status: Last processed image: 0 hours and 25 minutes ago (2026-07-11 17:45 UTC) Last detected dimming: 25 hours and 16 minutes ago (2026-07-10 16:54 UTC) Overview for dimming #: 15900 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 #: 15900
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-07-02 23:09:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3808693

2026-07-02 23:12:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3808696

2026-07-02 23:15:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3808697

2026-07-02 23:18:11 4 0.0 0.0 0.0 0.0 0 , 0.00 3808698

2026-07-02 23:21:00 5 -0.1 0.0 -18.4 0.0 5 , 0.00 3808701

2026-07-02 23:24:11 6 -0.3 -2.9 -18.3 0.1 20 4.2 41.5 0.67, 0.03 0.67 15.31 3808704

2026-07-02 23:27:11 7 -0.9 -4.4 -18.7 0.2 43 5.2 43.5 0.69, 0.05 0.70 3.22 3808705

2026-07-02 23:30:11 8 -2.4 -12.3 -14.0 0.5 112 5.1 43.6 0.70, 0.05 0.70 2.41 3808708

2026-07-02 23:33:11 9 -4.4 -22.2 -14.2 0.9 208 5.0 43.5 0.69, 0.05 0.70 0.00 3808709

2026-07-02 23:36:11 10 -6.5 -24.1 -14.3 1.4 322 6.0 42.8 0.68, 0.07 0.69 0.00 3808712

2026-07-02 23:39:11 11 -9.7 -31.3 -14.9 1.9 443 8.3 41.3 0.66, 0.11 0.67 0.00 3808713

2026-07-02 23:42:11 12 -11.3 -34.6 -16.3 2.1 491 8.2 41.4 0.66, 0.10 0.67 0.00 3808716

2026-07-02 23:45:11 13 -14.5 -43.9 -17.4 2.3 558 5.5 43.6 0.69, 0.06 0.70 0.00 3808717

2026-07-02 23:48:11 14 -15.5 -43.1 -18.3 2.4 584 5.0 44.1 0.70, 0.05 0.70 0.00 3808720

2026-07-02 23:51:11 15 -18.4 -45.6 -18.9 2.7 646 4.5 41.4 0.67, 0.04 0.67 0.00 3808721

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
2026-07-02 23:09:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3808693
2026-07-02 23:12:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3808696
2026-07-02 23:15:11	3	0.0	0.0	0.0	0.0	0			,		0.00	3808697
2026-07-02 23:18:11	4	0.0	0.0	0.0	0.0	0			,		0.00	3808698
2026-07-02 23:21:00	5	-0.1	0.0	-18.4	0.0	5			,		0.00	3808701
2026-07-02 23:24:11	6	-0.3	-2.9	-18.3	0.1	20	4.2	41.5	0.67, 0.03	0.67	15.31	3808704
2026-07-02 23:27:11	7	-0.9	-4.4	-18.7	0.2	43	5.2	43.5	0.69, 0.05	0.70	3.22	3808705
2026-07-02 23:30:11	8	-2.4	-12.3	-14.0	0.5	112	5.1	43.6	0.70, 0.05	0.70	2.41	3808708
2026-07-02 23:33:11	9	-4.4	-22.2	-14.2	0.9	208	5.0	43.5	0.69, 0.05	0.70	0.00	3808709
2026-07-02 23:36:11	10	-6.5	-24.1	-14.3	1.4	322	6.0	42.8	0.68, 0.07	0.69	0.00	3808712
2026-07-02 23:39:11	11	-9.7	-31.3	-14.9	1.9	443	8.3	41.3	0.66, 0.11	0.67	0.00	3808713
2026-07-02 23:42:11	12	-11.3	-34.6	-16.3	2.1	491	8.2	41.4	0.66, 0.10	0.67	0.00	3808716
2026-07-02 23:45:11	13	-14.5	-43.9	-17.4	2.3	558	5.5	43.6	0.69, 0.06	0.70	0.00	3808717
2026-07-02 23:48:11	14	-15.5	-43.1	-18.3	2.4	584	5.0	44.1	0.70, 0.05	0.70	0.00	3808720
2026-07-02 23:51:11	15	-18.4	-45.6	-18.9	2.7	646	4.5	41.4	0.67, 0.04	0.67	0.00	3808721