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 15517
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 #: 15517 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 #: 15517
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-04-28 06:24:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3745819

2026-04-28 06:27:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3745822

2026-04-28 06:30:11 3 -0.5 -3.2 -15.5 0.1 25 , 0.00 3745823

2026-04-28 06:33:11 4 -2.9 -16.8 -20.3 0.5 133 -24.8 -28.1 -0.43, -0.36 0.56 0.00 3745826

2026-04-28 06:36:11 5 -5.9 -28.1 -14.0 1.1 279 -24.7 -28.1 -0.43, -0.36 0.56 0.00 3745827

2026-04-28 06:39:11 6 -12.2 -36.5 -12.9 3.1 687 -24.6 -28.2 -0.44, -0.36 0.56 1.93 3745830

2026-04-28 06:42:11 7 -22.1 -39.7 -15.0 6.1 1218 -25.2 -28.8 -0.44, -0.37 0.57 3.91 3745831

2026-04-28 06:45:11 8 -30.9 -39.0 -16.1 8.6 1689 -27.7 -29.8 -0.45, -0.41 0.60 4.32 3745834

2026-04-28 06:48:11 9 -37.5 -38.5 -17.7 10.1 1960 -28.4 -30.0 -0.45, -0.42 0.61 4.27 3745835

2026-04-28 06:51:11 10 -42.0 -36.2 -18.8 11.0 2112 -29.7 -30.7 -0.45, -0.44 0.63 3.08 3745838

2026-04-28 06:54:11 11 -46.8 -34.0 -19.4 11.6 2238 -31.0 -31.4 -0.45, -0.46 0.65 11.08 3745839

2026-04-28 06:57:11 12 -50.6 -32.7 -20.3 12.4 2378 -32.8 -32.3 -0.45, -0.49 0.67 7.61 3745842

2026-04-28 07:00:11 13 -52.8 -32.8 -20.7 12.8 2439 -35.0 -33.1 -0.45, -0.53 0.69 1.13 3745843

2026-04-28 07:03:11 14 -57.6 -34.3 -20.7 14.2 2673 -36.8 -34.2 -0.46, -0.55 0.72 1.17 3745846

2026-04-28 07:06:11 15 -63.5 -37.8 -20.0 16.4 3028 -38.2 -35.3 -0.46, -0.57 0.74 0.91 3745847

2026-04-28 07:09:11 16 -67.5 -40.6 -20.2 17.2 3153 -38.5 -35.5 -0.46, -0.58 0.74 0.88 3745850

2026-04-28 07:12:11 17 -70.5 -44.2 -20.6 17.6 3209 -39.5 -36.1 -0.46, -0.59 0.75 4.47 3745851

2026-04-28 07:15:11 18 -71.6 -46.4 -20.4 17.8 3230 -40.5 -36.8 -0.46, -0.61 0.76 10.87 3745854

2026-04-28 07:18:11 19 -73.8 -51.1 -20.3 18.3 3330 -40.6 -36.9 -0.46, -0.61 0.76 6.40 3745855

2026-04-28 07:21:11 20 -77.6 -52.8 -19.0 19.6 3570 -40.9 -37.5 -0.47, -0.61 0.77 11.10 3745858

2026-04-28 07:24:11 21 -81.3 -56.6 -20.0 19.6 3626 -40.7 -37.2 -0.46, -0.61 0.77 3.48 3745859

2026-04-28 07:27:11 22 -83.6 -58.9 -20.2 19.9 3701 -39.8 -36.2 -0.46, -0.60 0.75 0.85 3745862

2026-04-28 07:30:11 23 -90.0 -62.0 -19.5 21.0 3979 -39.6 -36.1 -0.46, -0.59 0.75 0.00 3745863

2026-04-28 07:33:11 24 -95.4 -68.0 -18.3 22.4 4244 -39.0 -36.0 -0.46, -0.59 0.75 0.00 3745866

2026-04-28 07:36:11 25 -100.9 -72.5 -18.5 23.5 4446 -39.4 -36.2 -0.46, -0.59 0.75 0.00 3745867

2026-04-28 07:39:11 26 -105.1 -74.4 -18.7 24.0 4549 -39.8 -36.4 -0.46, -0.60 0.75 0.00 3745870

2026-04-28 07:42:23 27 -110.3 -80.5 -19.4 24.4 4622 -40.3 -37.0 -0.46, -0.60 0.76 0.00 3745871

2026-04-28 07:45:11 28 -113.5 -82.7 -19.4 24.8 4694 -40.3 -36.9 -0.46, -0.61 0.76 0.00 3745874

2026-04-28 07:48:11 29 -117.5 -84.3 -19.4 25.4 4815 -39.9 -36.5 -0.46, -0.60 0.76 0.00 3745875

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
2026-04-28 06:24:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3745819
2026-04-28 06:27:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3745822
2026-04-28 06:30:11	3	-0.5	-3.2	-15.5	0.1	25			,		0.00	3745823
2026-04-28 06:33:11	4	-2.9	-16.8	-20.3	0.5	133	-24.8	-28.1	-0.43, -0.36	0.56	0.00	3745826
2026-04-28 06:36:11	5	-5.9	-28.1	-14.0	1.1	279	-24.7	-28.1	-0.43, -0.36	0.56	0.00	3745827
2026-04-28 06:39:11	6	-12.2	-36.5	-12.9	3.1	687	-24.6	-28.2	-0.44, -0.36	0.56	1.93	3745830
2026-04-28 06:42:11	7	-22.1	-39.7	-15.0	6.1	1218	-25.2	-28.8	-0.44, -0.37	0.57	3.91	3745831
2026-04-28 06:45:11	8	-30.9	-39.0	-16.1	8.6	1689	-27.7	-29.8	-0.45, -0.41	0.60	4.32	3745834
2026-04-28 06:48:11	9	-37.5	-38.5	-17.7	10.1	1960	-28.4	-30.0	-0.45, -0.42	0.61	4.27	3745835
2026-04-28 06:51:11	10	-42.0	-36.2	-18.8	11.0	2112	-29.7	-30.7	-0.45, -0.44	0.63	3.08	3745838
2026-04-28 06:54:11	11	-46.8	-34.0	-19.4	11.6	2238	-31.0	-31.4	-0.45, -0.46	0.65	11.08	3745839
2026-04-28 06:57:11	12	-50.6	-32.7	-20.3	12.4	2378	-32.8	-32.3	-0.45, -0.49	0.67	7.61	3745842
2026-04-28 07:00:11	13	-52.8	-32.8	-20.7	12.8	2439	-35.0	-33.1	-0.45, -0.53	0.69	1.13	3745843
2026-04-28 07:03:11	14	-57.6	-34.3	-20.7	14.2	2673	-36.8	-34.2	-0.46, -0.55	0.72	1.17	3745846
2026-04-28 07:06:11	15	-63.5	-37.8	-20.0	16.4	3028	-38.2	-35.3	-0.46, -0.57	0.74	0.91	3745847
2026-04-28 07:09:11	16	-67.5	-40.6	-20.2	17.2	3153	-38.5	-35.5	-0.46, -0.58	0.74	0.88	3745850
2026-04-28 07:12:11	17	-70.5	-44.2	-20.6	17.6	3209	-39.5	-36.1	-0.46, -0.59	0.75	4.47	3745851
2026-04-28 07:15:11	18	-71.6	-46.4	-20.4	17.8	3230	-40.5	-36.8	-0.46, -0.61	0.76	10.87	3745854
2026-04-28 07:18:11	19	-73.8	-51.1	-20.3	18.3	3330	-40.6	-36.9	-0.46, -0.61	0.76	6.40	3745855
2026-04-28 07:21:11	20	-77.6	-52.8	-19.0	19.6	3570	-40.9	-37.5	-0.47, -0.61	0.77	11.10	3745858
2026-04-28 07:24:11	21	-81.3	-56.6	-20.0	19.6	3626	-40.7	-37.2	-0.46, -0.61	0.77	3.48	3745859
2026-04-28 07:27:11	22	-83.6	-58.9	-20.2	19.9	3701	-39.8	-36.2	-0.46, -0.60	0.75	0.85	3745862
2026-04-28 07:30:11	23	-90.0	-62.0	-19.5	21.0	3979	-39.6	-36.1	-0.46, -0.59	0.75	0.00	3745863
2026-04-28 07:33:11	24	-95.4	-68.0	-18.3	22.4	4244	-39.0	-36.0	-0.46, -0.59	0.75	0.00	3745866
2026-04-28 07:36:11	25	-100.9	-72.5	-18.5	23.5	4446	-39.4	-36.2	-0.46, -0.59	0.75	0.00	3745867
2026-04-28 07:39:11	26	-105.1	-74.4	-18.7	24.0	4549	-39.8	-36.4	-0.46, -0.60	0.75	0.00	3745870
2026-04-28 07:42:23	27	-110.3	-80.5	-19.4	24.4	4622	-40.3	-37.0	-0.46, -0.60	0.76	0.00	3745871
2026-04-28 07:45:11	28	-113.5	-82.7	-19.4	24.8	4694	-40.3	-36.9	-0.46, -0.61	0.76	0.00	3745874
2026-04-28 07:48:11	29	-117.5	-84.3	-19.4	25.4	4815	-39.9	-36.5	-0.46, -0.60	0.76	0.00	3745875