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 15237
Detector 24h operating status: Last processed image: 0 hours and 22 minutes ago (2026-03-16 22:27 UTC) Last detected dimming: 6 hours and 49 minutes ago (2026-03-16 16:00 UTC) Overview for dimming #: 15237 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 #: 15237
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-03-14 19:33:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3698798

2026-03-14 19:36:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3698799

2026-03-14 19:39:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3698800

2026-03-14 19:42:11 4 0.0 0.0 0.0 0.0 0 , 0.00 3698801

2026-03-14 19:45:11 5 -0.3 -1.4 -45.8 0.0 6 10.0 -7.7 -0.13, 0.30 0.33 1.42 3698802

2026-03-14 19:48:11 6 -0.2 0.0 -57.2 0.0 4 10.2 -7.8 -0.14, 0.30 0.33 2.31 3698805

2026-03-14 19:51:11 7 -2.2 -17.9 -65.7 0.1 35 9.7 -6.9 -0.12, 0.29 0.32 0.00 3698806

2026-03-14 19:54:11 8 -6.1 -46.6 -68.2 0.3 89 9.9 -7.1 -0.12, 0.30 0.32 2.41 3698809

2026-03-14 19:57:11 9 -7.8 -53.3 -72.6 0.4 109 9.9 -7.1 -0.12, 0.30 0.32 2.25 3698810

2026-03-14 20:00:11 10 -9.0 -59.7 -71.4 0.4 134 10.1 -7.2 -0.12, 0.30 0.32 1.75 3698813

2026-03-14 20:03:11 11 -9.7 -63.5 -71.5 0.5 142 10.1 -7.2 -0.12, 0.30 0.33 2.11 3698814

2026-03-14 20:06:11 12 -10.3 -61.0 -64.8 0.6 187 10.0 -7.4 -0.13, 0.30 0.32 0.97 3698817

2026-03-14 20:09:23 13 -11.3 -61.8 -47.3 0.8 238 9.9 -7.4 -0.13, 0.30 0.32 0.00 3698818

2026-03-14 20:12:11 14 -11.2 -60.7 -27.9 0.8 248 10.0 -7.6 -0.13, 0.30 0.33 0.00 3698821

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
2026-03-14 19:33:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3698798
2026-03-14 19:36:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3698799
2026-03-14 19:39:11	3	0.0	0.0	0.0	0.0	0			,		0.00	3698800
2026-03-14 19:42:11	4	0.0	0.0	0.0	0.0	0			,		0.00	3698801
2026-03-14 19:45:11	5	-0.3	-1.4	-45.8	0.0	6	10.0	-7.7	-0.13, 0.30	0.33	1.42	3698802
2026-03-14 19:48:11	6	-0.2	0.0	-57.2	0.0	4	10.2	-7.8	-0.14, 0.30	0.33	2.31	3698805
2026-03-14 19:51:11	7	-2.2	-17.9	-65.7	0.1	35	9.7	-6.9	-0.12, 0.29	0.32	0.00	3698806
2026-03-14 19:54:11	8	-6.1	-46.6	-68.2	0.3	89	9.9	-7.1	-0.12, 0.30	0.32	2.41	3698809
2026-03-14 19:57:11	9	-7.8	-53.3	-72.6	0.4	109	9.9	-7.1	-0.12, 0.30	0.32	2.25	3698810
2026-03-14 20:00:11	10	-9.0	-59.7	-71.4	0.4	134	10.1	-7.2	-0.12, 0.30	0.32	1.75	3698813
2026-03-14 20:03:11	11	-9.7	-63.5	-71.5	0.5	142	10.1	-7.2	-0.12, 0.30	0.33	2.11	3698814
2026-03-14 20:06:11	12	-10.3	-61.0	-64.8	0.6	187	10.0	-7.4	-0.13, 0.30	0.32	0.97	3698817
2026-03-14 20:09:23	13	-11.3	-61.8	-47.3	0.8	238	9.9	-7.4	-0.13, 0.30	0.32	0.00	3698818
2026-03-14 20:12:11	14	-11.2	-60.7	-27.9	0.8	248	10.0	-7.6	-0.13, 0.30	0.33	0.00	3698821