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 15516
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 #: 15516 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 #: 15516
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-04-28 04:24:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3745739

2026-04-28 04:27:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3745742

2026-04-28 04:30:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3745743

2026-04-28 04:33:11 4 0.0 0.0 0.0 0.0 0 , 0.00 3745746

2026-04-28 04:36:11 5 0.0 0.0 0.0 0.0 0 , 0.00 3745747

2026-04-28 04:39:11 6 0.0 0.0 0.0 0.0 0 , 2.97 3745750

2026-04-28 04:42:11 7 0.0 0.0 0.0 0.0 0 , 4.05 3745751

2026-04-28 04:45:11 8 -3.9 -23.7 -13.7 0.7 212 7.0 17.7 0.31, 0.20 0.36 3.37 3745754

2026-04-28 04:48:11 9 -4.3 -24.6 -13.8 0.8 231 7.3 17.7 0.30, 0.20 0.37 1.39 3745755

2026-04-28 04:51:11 10 -5.4 -26.7 -13.7 1.0 297 7.1 17.5 0.30, 0.20 0.36 4.66 3745758

2026-04-28 04:54:11 11 -7.7 -28.8 -14.9 1.4 402 7.3 17.5 0.30, 0.20 0.36 1.55 3745759

2026-04-28 04:57:11 12 -11.4 -31.1 -15.5 2.1 600 7.1 17.7 0.31, 0.20 0.37 3.73 3745762

2026-04-28 05:00:11 13 -14.0 -32.9 -15.7 2.5 733 8.0 17.1 0.29, 0.22 0.36 0.96 3745763

2026-04-28 05:03:11 14 -15.4 -35.3 -15.5 2.7 786 7.6 17.5 0.30, 0.21 0.37 0.00 3745766

2026-04-28 05:06:11 15 -16.4 -36.2 -16.0 2.9 835 7.9 17.5 0.30, 0.21 0.37 0.00 3745767

2026-04-28 05:09:11 16 -16.9 -38.9 -16.3 2.9 831 7.9 17.4 0.30, 0.21 0.37 0.00 3745770

2026-04-28 05:12:11 17 -17.7 -38.1 -16.6 3.0 882 7.8 17.4 0.30, 0.21 0.37 3.76 3745771

2026-04-28 05:15:11 18 -19.6 -37.7 -16.7 3.5 1006 8.0 17.4 0.30, 0.22 0.37 6.52 3745774

2026-04-28 05:18:11 19 -20.4 -37.1 -16.4 3.8 1073 8.0 17.9 0.31, 0.21 0.38 2.42 3745775

2026-04-28 05:21:11 20 -23.2 -37.6 -16.4 4.2 1185 8.7 17.2 0.30, 0.23 0.37 1.31 3745778

2026-04-28 05:24:11 21 -23.1 -37.2 -16.6 4.2 1183 8.3 17.8 0.31, 0.22 0.38 1.22 3745779

2026-04-28 05:27:11 22 -23.6 -38.8 -16.4 4.3 1207 8.0 17.9 0.31, 0.22 0.38 1.31 3745782

2026-04-28 05:30:11 23 -23.1 -40.0 -16.7 4.2 1170 7.6 17.8 0.31, 0.21 0.37 0.84 3745783

2026-04-28 05:33:11 24 -22.7 -39.2 -16.4 4.2 1158 8.0 18.0 0.31, 0.22 0.38 0.00 3745786

2026-04-28 05:36:11 25 -24.2 -41.3 -16.4 4.4 1201 8.7 18.0 0.31, 0.23 0.38 0.90 3745787

2026-04-28 05:39:11 26 -25.9 -45.7 -16.9 4.5 1242 9.0 18.0 0.31, 0.23 0.39 0.91 3745790

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 04:24:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3745739
2026-04-28 04:27:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3745742
2026-04-28 04:30:11	3	0.0	0.0	0.0	0.0	0			,		0.00	3745743
2026-04-28 04:33:11	4	0.0	0.0	0.0	0.0	0			,		0.00	3745746
2026-04-28 04:36:11	5	0.0	0.0	0.0	0.0	0			,		0.00	3745747
2026-04-28 04:39:11	6	0.0	0.0	0.0	0.0	0			,		2.97	3745750
2026-04-28 04:42:11	7	0.0	0.0	0.0	0.0	0			,		4.05	3745751
2026-04-28 04:45:11	8	-3.9	-23.7	-13.7	0.7	212	7.0	17.7	0.31, 0.20	0.36	3.37	3745754
2026-04-28 04:48:11	9	-4.3	-24.6	-13.8	0.8	231	7.3	17.7	0.30, 0.20	0.37	1.39	3745755
2026-04-28 04:51:11	10	-5.4	-26.7	-13.7	1.0	297	7.1	17.5	0.30, 0.20	0.36	4.66	3745758
2026-04-28 04:54:11	11	-7.7	-28.8	-14.9	1.4	402	7.3	17.5	0.30, 0.20	0.36	1.55	3745759
2026-04-28 04:57:11	12	-11.4	-31.1	-15.5	2.1	600	7.1	17.7	0.31, 0.20	0.37	3.73	3745762
2026-04-28 05:00:11	13	-14.0	-32.9	-15.7	2.5	733	8.0	17.1	0.29, 0.22	0.36	0.96	3745763
2026-04-28 05:03:11	14	-15.4	-35.3	-15.5	2.7	786	7.6	17.5	0.30, 0.21	0.37	0.00	3745766
2026-04-28 05:06:11	15	-16.4	-36.2	-16.0	2.9	835	7.9	17.5	0.30, 0.21	0.37	0.00	3745767
2026-04-28 05:09:11	16	-16.9	-38.9	-16.3	2.9	831	7.9	17.4	0.30, 0.21	0.37	0.00	3745770
2026-04-28 05:12:11	17	-17.7	-38.1	-16.6	3.0	882	7.8	17.4	0.30, 0.21	0.37	3.76	3745771
2026-04-28 05:15:11	18	-19.6	-37.7	-16.7	3.5	1006	8.0	17.4	0.30, 0.22	0.37	6.52	3745774
2026-04-28 05:18:11	19	-20.4	-37.1	-16.4	3.8	1073	8.0	17.9	0.31, 0.21	0.38	2.42	3745775
2026-04-28 05:21:11	20	-23.2	-37.6	-16.4	4.2	1185	8.7	17.2	0.30, 0.23	0.37	1.31	3745778
2026-04-28 05:24:11	21	-23.1	-37.2	-16.6	4.2	1183	8.3	17.8	0.31, 0.22	0.38	1.22	3745779
2026-04-28 05:27:11	22	-23.6	-38.8	-16.4	4.3	1207	8.0	17.9	0.31, 0.22	0.38	1.31	3745782
2026-04-28 05:30:11	23	-23.1	-40.0	-16.7	4.2	1170	7.6	17.8	0.31, 0.21	0.37	0.84	3745783
2026-04-28 05:33:11	24	-22.7	-39.2	-16.4	4.2	1158	8.0	18.0	0.31, 0.22	0.38	0.00	3745786
2026-04-28 05:36:11	25	-24.2	-41.3	-16.4	4.4	1201	8.7	18.0	0.31, 0.23	0.38	0.90	3745787
2026-04-28 05:39:11	26	-25.9	-45.7	-16.9	4.5	1242	9.0	18.0	0.31, 0.23	0.39	0.91	3745790