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 14873
Detector 24h operating status: Last processed image: 0 hours and 23 minutes ago (2026-03-13 00:30 UTC) Last detected dimming: 5 hours and 55 minutes ago (2026-03-12 18:57 UTC) Overview for dimming #: 14873 back to overview Animations and graphs derotated original images ( non-derotated ) dimming intensity ( overlaid on HMI ) dimming mask base difference ( percentage ) running difference ( percentage )	more	more	more

Details for dimming #: 14873
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-01-17 14:12:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3647740

2026-01-17 14:15:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3647741

2026-01-17 14:18:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3647744

2026-01-17 14:21:11 4 0.0 0.0 0.0 0.0 0 , 1.11 3647745

2026-01-17 14:24:11 5 0.0 0.0 0.0 0.0 0 , 0.84 3647748

2026-01-17 14:27:11 6 0.0 0.0 0.0 0.0 0 , 2.67 3647749

2026-01-17 14:30:11 7 0.0 0.0 0.0 0.0 0 , 6.98 3647752

2026-01-17 14:33:35 8 -0.1 -0.7 -24.1 0.0 5 -1.02, 0.44 1.11 4.13 3647753

2026-01-17 14:36:11 9 -0.4 -4.1 -23.4 0.0 17 -1.02, 0.44 1.11 5.14 3647756

2026-01-17 14:39:11 10 -1.8 -8.4 -7.3 0.0 175 -1.02, 0.45 1.11 3.76 3647757

2026-01-17 14:42:11 11 -4.4 -9.6 -8.2 0.0 468 -1.03, 0.42 1.11 1.73 3647760

2026-01-17 14:45:11 12 -6.8 -12.1 -8.8 0.0 689 -1.05, 0.37 1.12 0.00 3647761

2026-01-17 14:48:11 13 -8.0 -13.1 -9.0 0.0 776 -1.05, 0.35 1.11 0.00 3647764

2026-01-17 14:51:11 14 -9.6 -13.8 -8.7 0.0 936 -1.05, 0.35 1.11 0.00 3647765

2026-01-17 14:54:11 15 -10.2 -15.3 -8.9 0.1 979 -1.05, 0.35 1.11 0.00 3647768

2026-01-17 14:57:47 16 -10.6 -19.5 -9.1 0.2 968 -1.02, 0.38 1.08 0.00 3647769

2026-01-17 15:00:11 17 -11.5 -21.3 -9.2 0.3 1002 -1.00, 0.41 1.08 0.00 3647772

2026-01-17 15:03:11 18 -11.8 -22.2 -9.4 0.3 983 -1.01, 0.43 1.10 0.00 3647775

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	x,y in R☉	dist. R☉	detection	Img ID
2026-01-17 14:12:11	1	0.0	0.0	0.0	0.0	0	,		0.00	3647740
2026-01-17 14:15:11	2	0.0	0.0	0.0	0.0	0	,		0.00	3647741
2026-01-17 14:18:11	3	0.0	0.0	0.0	0.0	0	,		0.00	3647744
2026-01-17 14:21:11	4	0.0	0.0	0.0	0.0	0	,		1.11	3647745
2026-01-17 14:24:11	5	0.0	0.0	0.0	0.0	0	,		0.84	3647748
2026-01-17 14:27:11	6	0.0	0.0	0.0	0.0	0	,		2.67	3647749
2026-01-17 14:30:11	7	0.0	0.0	0.0	0.0	0	,		6.98	3647752
2026-01-17 14:33:35	8	-0.1	-0.7	-24.1	0.0	5	-1.02, 0.44	1.11	4.13	3647753
2026-01-17 14:36:11	9	-0.4	-4.1	-23.4	0.0	17	-1.02, 0.44	1.11	5.14	3647756
2026-01-17 14:39:11	10	-1.8	-8.4	-7.3	0.0	175	-1.02, 0.45	1.11	3.76	3647757
2026-01-17 14:42:11	11	-4.4	-9.6	-8.2	0.0	468	-1.03, 0.42	1.11	1.73	3647760
2026-01-17 14:45:11	12	-6.8	-12.1	-8.8	0.0	689	-1.05, 0.37	1.12	0.00	3647761
2026-01-17 14:48:11	13	-8.0	-13.1	-9.0	0.0	776	-1.05, 0.35	1.11	0.00	3647764
2026-01-17 14:51:11	14	-9.6	-13.8	-8.7	0.0	936	-1.05, 0.35	1.11	0.00	3647765
2026-01-17 14:54:11	15	-10.2	-15.3	-8.9	0.1	979	-1.05, 0.35	1.11	0.00	3647768
2026-01-17 14:57:47	16	-10.6	-19.5	-9.1	0.2	968	-1.02, 0.38	1.08	0.00	3647769
2026-01-17 15:00:11	17	-11.5	-21.3	-9.2	0.3	1002	-1.00, 0.41	1.08	0.00	3647772
2026-01-17 15:03:11	18	-11.8	-22.2	-9.4	0.3	983	-1.01, 0.43	1.10	0.00	3647775