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 14898
Detector 24h operating status: Last processed image: 0 hours and 24 minutes ago (2026-03-13 02:51 UTC) Last detected dimming: 1 hours and 8 minutes ago (2026-03-13 02:06 UTC) Overview for dimming #: 14898 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 #: 14898
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-01-20 21:09:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3650022

2026-01-20 21:12:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3650025

2026-01-20 21:15:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3650026

2026-01-20 21:18:11 4 -0.2 -1.9 -13.0 0.1 13 -12.6 -53.1 -0.79, -0.17 0.81 0.93 3650027

2026-01-20 21:21:11 5 -0.3 -1.9 -13.3 0.1 20 -12.7 -54.1 -0.80, -0.17 0.82 1.15 3650030

2026-01-20 21:24:47 6 -1.5 -8.2 -16.0 0.4 88 -12.8 -53.5 -0.79, -0.17 0.81 2.22 3650031

2026-01-20 21:27:11 7 -2.6 -14.4 -19.4 0.7 138 -12.5 -53.2 -0.79, -0.17 0.81 0.00 3650033

2026-01-20 21:30:11 8 -3.9 -19.3 -20.1 1.0 197 -12.5 -53.5 -0.79, -0.17 0.81 0.00 3650038

2026-01-20 21:33:11 9 -4.9 -22.0 -22.6 1.1 222 -12.4 -53.0 -0.79, -0.16 0.81 0.00 3650039

2026-01-20 21:36:11 10 -6.7 -25.9 -24.6 1.4 280 -12.3 -53.5 -0.79, -0.16 0.81 0.00 3650040

2026-01-20 21:39:11 11 -9.0 -32.1 -28.5 1.7 326 -11.7 -54.2 -0.80, -0.15 0.82 1.28 3650041

2026-01-20 21:42:11 12 -12.4 -39.0 -30.1 2.1 403 -11.3 -54.0 -0.80, -0.14 0.82 0.00 3650044

2026-01-20 21:45:11 13 -16.2 -47.2 -35.1 2.3 452 -11.0 -53.6 -0.80, -0.14 0.81 0.00 3650045

2026-01-20 21:48:11 14 -21.7 -56.2 -37.2 2.7 539 -10.8 -52.9 -0.79, -0.13 0.80 0.00 3650048

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
2026-01-20 21:09:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3650022
2026-01-20 21:12:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3650025
2026-01-20 21:15:11	3	0.0	0.0	0.0	0.0	0			,		0.00	3650026
2026-01-20 21:18:11	4	-0.2	-1.9	-13.0	0.1	13	-12.6	-53.1	-0.79, -0.17	0.81	0.93	3650027
2026-01-20 21:21:11	5	-0.3	-1.9	-13.3	0.1	20	-12.7	-54.1	-0.80, -0.17	0.82	1.15	3650030
2026-01-20 21:24:47	6	-1.5	-8.2	-16.0	0.4	88	-12.8	-53.5	-0.79, -0.17	0.81	2.22	3650031
2026-01-20 21:27:11	7	-2.6	-14.4	-19.4	0.7	138	-12.5	-53.2	-0.79, -0.17	0.81	0.00	3650033
2026-01-20 21:30:11	8	-3.9	-19.3	-20.1	1.0	197	-12.5	-53.5	-0.79, -0.17	0.81	0.00	3650038
2026-01-20 21:33:11	9	-4.9	-22.0	-22.6	1.1	222	-12.4	-53.0	-0.79, -0.16	0.81	0.00	3650039
2026-01-20 21:36:11	10	-6.7	-25.9	-24.6	1.4	280	-12.3	-53.5	-0.79, -0.16	0.81	0.00	3650040
2026-01-20 21:39:11	11	-9.0	-32.1	-28.5	1.7	326	-11.7	-54.2	-0.80, -0.15	0.82	1.28	3650041
2026-01-20 21:42:11	12	-12.4	-39.0	-30.1	2.1	403	-11.3	-54.0	-0.80, -0.14	0.82	0.00	3650044
2026-01-20 21:45:11	13	-16.2	-47.2	-35.1	2.3	452	-11.0	-53.6	-0.80, -0.14	0.81	0.00	3650045
2026-01-20 21:48:11	14	-21.7	-56.2	-37.2	2.7	539	-10.8	-52.9	-0.79, -0.13	0.80	0.00	3650048