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 15941
Detector 24h operating status: Last processed image: 0 hours and 20 minutes ago (2026-07-11 02:39 UTC) Last detected dimming: 10 hours and 5 minutes ago (2026-07-10 16:54 UTC) Overview for dimming #: 15941 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 #: 15941
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-07-09 02:21:47 1 0.0 0.0 0.0 0.0 0 , 0.00 3814463

2026-07-09 02:24:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3814466

2026-07-09 02:27:00 3 0.0 0.0 0.0 0.0 0 , 0.00 3814467

2026-07-09 02:30:12 4 0.0 0.0 0.0 0.0 0 , 0.00 3814470

2026-07-09 02:33:00 5 0.0 0.0 0.0 0.0 0 , 0.00 3814471

2026-07-09 02:36:11 6 0.0 0.0 0.0 0.0 0 , 3.58 3814474

2026-07-09 02:39:11 7 0.0 0.0 0.0 0.0 0 , 0.00 3814475

2026-07-09 02:42:11 8 -4.2 -12.4 -16.6 0.9 244 -17.9 -26.1 -0.42, -0.37 0.56 4.90 3814478

2026-07-09 02:45:11 9 -5.9 -17.4 -16.3 1.3 337 -17.9 -26.7 -0.43, -0.37 0.57 1.74 3814479

2026-07-09 02:48:11 10 -8.0 -20.5 -18.2 1.7 425 -18.1 -27.2 -0.44, -0.37 0.57 0.00 3814482

2026-07-09 02:51:11 11 -10.7 -24.3 -19.3 2.2 559 -18.2 -27.2 -0.44, -0.37 0.58 0.00 3814483

2026-07-09 02:54:11 12 -12.9 -24.4 -18.6 2.7 672 -18.1 -27.5 -0.44, -0.37 0.58 0.00 3814486

2026-07-09 02:57:11 13 -15.0 -25.2 -15.6 3.3 827 -18.0 -27.4 -0.44, -0.37 0.58 0.00 3814487

2026-07-09 03:00:11 14 -16.5 -26.3 -16.0 3.8 929 -17.9 -26.3 -0.43, -0.37 0.56 0.00 3814490

2026-07-09 03:03:11 15 -18.4 -26.5 -15.3 4.3 1053 -17.9 -26.7 -0.43, -0.37 0.57 0.00 3814491

2026-07-09 03:06:11 16 -20.4 -27.8 -15.4 4.6 1116 -17.9 -26.9 -0.44, -0.37 0.57 0.00 3814494

2026-07-09 03:09:11 17 -21.5 -28.8 -16.6 4.5 1114 -17.8 -27.0 -0.44, -0.37 0.57 0.00 3814495

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
2026-07-09 02:21:47	1	0.0	0.0	0.0	0.0	0			,		0.00	3814463
2026-07-09 02:24:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3814466
2026-07-09 02:27:00	3	0.0	0.0	0.0	0.0	0			,		0.00	3814467
2026-07-09 02:30:12	4	0.0	0.0	0.0	0.0	0			,		0.00	3814470
2026-07-09 02:33:00	5	0.0	0.0	0.0	0.0	0			,		0.00	3814471
2026-07-09 02:36:11	6	0.0	0.0	0.0	0.0	0			,		3.58	3814474
2026-07-09 02:39:11	7	0.0	0.0	0.0	0.0	0			,		0.00	3814475
2026-07-09 02:42:11	8	-4.2	-12.4	-16.6	0.9	244	-17.9	-26.1	-0.42, -0.37	0.56	4.90	3814478
2026-07-09 02:45:11	9	-5.9	-17.4	-16.3	1.3	337	-17.9	-26.7	-0.43, -0.37	0.57	1.74	3814479
2026-07-09 02:48:11	10	-8.0	-20.5	-18.2	1.7	425	-18.1	-27.2	-0.44, -0.37	0.57	0.00	3814482
2026-07-09 02:51:11	11	-10.7	-24.3	-19.3	2.2	559	-18.2	-27.2	-0.44, -0.37	0.58	0.00	3814483
2026-07-09 02:54:11	12	-12.9	-24.4	-18.6	2.7	672	-18.1	-27.5	-0.44, -0.37	0.58	0.00	3814486
2026-07-09 02:57:11	13	-15.0	-25.2	-15.6	3.3	827	-18.0	-27.4	-0.44, -0.37	0.58	0.00	3814487
2026-07-09 03:00:11	14	-16.5	-26.3	-16.0	3.8	929	-17.9	-26.3	-0.43, -0.37	0.56	0.00	3814490
2026-07-09 03:03:11	15	-18.4	-26.5	-15.3	4.3	1053	-17.9	-26.7	-0.43, -0.37	0.57	0.00	3814491
2026-07-09 03:06:11	16	-20.4	-27.8	-15.4	4.6	1116	-17.9	-26.9	-0.44, -0.37	0.57	0.00	3814494
2026-07-09 03:09:11	17	-21.5	-28.8	-16.6	4.5	1114	-17.8	-27.0	-0.44, -0.37	0.57	0.00	3814495