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 15156
Detector 24h operating status: Last processed image: 0 hours and 19 minutes ago (2026-02-28 12:18 UTC) Last detected dimming: 1 hours and 27 minutes ago (2026-02-28 11:09 UTC) Overview for dimming #: 15156 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 #: 15156
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-02-27 11:54:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3685127

2026-02-27 11:57:11 2 -0.2 -1.0 -11.0 0.1 18 , 0.00 3685128

2026-02-27 12:00:11 3 -2.9 -11.6 -9.6 1.2 273 31.7 -25.0 -0.36, 0.63 0.72 0.00 3685129

2026-02-27 12:03:11 4 -6.0 -15.1 -10.7 2.3 495 31.2 -25.1 -0.37, 0.62 0.72 0.00 3685133

2026-02-27 12:06:11 5 -12.2 -18.3 -11.2 4.3 936 30.5 -27.0 -0.40, 0.61 0.72 0.99 3685134

2026-02-27 12:09:11 6 -17.3 -21.7 -11.1 6.1 1309 30.0 -28.2 -0.41, 0.60 0.73 1.36 3685135

2026-02-27 12:12:11 7 -21.2 -25.2 -11.4 7.3 1553 30.4 -27.2 -0.40, 0.61 0.73 1.13 3685139

2026-02-27 12:15:11 8 -25.4 -29.2 -12.3 8.0 1716 30.3 -26.9 -0.39, 0.60 0.72 0.00 3685140

2026-02-27 12:18:11 9 -29.4 -35.0 -12.7 8.9 1910 30.4 -26.3 -0.39, 0.61 0.72 0.00 3685141

2026-02-27 12:21:11 10 -34.5 -41.3 -13.6 9.5 2042 30.2 -26.3 -0.39, 0.60 0.72 0.00 3685146

2026-02-27 12:24:11 11 -40.9 -46.0 -13.4 11.0 2353 30.1 -26.3 -0.39, 0.60 0.72 0.00 3685147

2026-02-27 12:27:11 12 -46.9 -51.5 -13.3 12.4 2634 30.0 -26.5 -0.39, 0.60 0.72 1.88 3685148

2026-02-27 12:30:11 13 -53.3 -53.7 -13.7 13.7 2894 30.2 -26.4 -0.39, 0.60 0.72 0.84 3685149

2026-02-27 12:33:11 14 -58.3 -55.1 -14.0 14.5 3052 30.3 -26.2 -0.39, 0.60 0.72 0.00 3685154

2026-02-27 12:36:11 15 -60.8 -54.5 -14.4 14.9 3155 30.3 -26.5 -0.39, 0.60 0.72 0.00 3685155

2026-02-27 12:39:11 16 -65.0 -54.6 -14.6 15.8 3325 30.3 -26.5 -0.39, 0.60 0.72 0.00 3685156

2026-02-27 12:42:11 17 -69.0 -54.5 -14.7 17.1 3581 30.5 -26.3 -0.39, 0.61 0.72 0.00 3685157

2026-02-27 12:45:11 18 -72.5 -56.6 -14.9 17.9 3724 30.6 -26.1 -0.38, 0.61 0.72 0.00 3685160

2026-02-27 12:48:11 19 -77.2 -57.9 -14.8 19.1 3969 30.6 -26.2 -0.38, 0.61 0.72 0.00 3685161

2026-02-27 12:51:11 20 -79.5 -54.7 -14.8 20.1 4148 30.7 -26.2 -0.38, 0.61 0.72 0.00 3685166

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
2026-02-27 11:54:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3685127
2026-02-27 11:57:11	2	-0.2	-1.0	-11.0	0.1	18			,		0.00	3685128
2026-02-27 12:00:11	3	-2.9	-11.6	-9.6	1.2	273	31.7	-25.0	-0.36, 0.63	0.72	0.00	3685129
2026-02-27 12:03:11	4	-6.0	-15.1	-10.7	2.3	495	31.2	-25.1	-0.37, 0.62	0.72	0.00	3685133
2026-02-27 12:06:11	5	-12.2	-18.3	-11.2	4.3	936	30.5	-27.0	-0.40, 0.61	0.72	0.99	3685134
2026-02-27 12:09:11	6	-17.3	-21.7	-11.1	6.1	1309	30.0	-28.2	-0.41, 0.60	0.73	1.36	3685135
2026-02-27 12:12:11	7	-21.2	-25.2	-11.4	7.3	1553	30.4	-27.2	-0.40, 0.61	0.73	1.13	3685139
2026-02-27 12:15:11	8	-25.4	-29.2	-12.3	8.0	1716	30.3	-26.9	-0.39, 0.60	0.72	0.00	3685140
2026-02-27 12:18:11	9	-29.4	-35.0	-12.7	8.9	1910	30.4	-26.3	-0.39, 0.61	0.72	0.00	3685141
2026-02-27 12:21:11	10	-34.5	-41.3	-13.6	9.5	2042	30.2	-26.3	-0.39, 0.60	0.72	0.00	3685146
2026-02-27 12:24:11	11	-40.9	-46.0	-13.4	11.0	2353	30.1	-26.3	-0.39, 0.60	0.72	0.00	3685147
2026-02-27 12:27:11	12	-46.9	-51.5	-13.3	12.4	2634	30.0	-26.5	-0.39, 0.60	0.72	1.88	3685148
2026-02-27 12:30:11	13	-53.3	-53.7	-13.7	13.7	2894	30.2	-26.4	-0.39, 0.60	0.72	0.84	3685149
2026-02-27 12:33:11	14	-58.3	-55.1	-14.0	14.5	3052	30.3	-26.2	-0.39, 0.60	0.72	0.00	3685154
2026-02-27 12:36:11	15	-60.8	-54.5	-14.4	14.9	3155	30.3	-26.5	-0.39, 0.60	0.72	0.00	3685155
2026-02-27 12:39:11	16	-65.0	-54.6	-14.6	15.8	3325	30.3	-26.5	-0.39, 0.60	0.72	0.00	3685156
2026-02-27 12:42:11	17	-69.0	-54.5	-14.7	17.1	3581	30.5	-26.3	-0.39, 0.61	0.72	0.00	3685157
2026-02-27 12:45:11	18	-72.5	-56.6	-14.9	17.9	3724	30.6	-26.1	-0.38, 0.61	0.72	0.00	3685160
2026-02-27 12:48:11	19	-77.2	-57.9	-14.8	19.1	3969	30.6	-26.2	-0.38, 0.61	0.72	0.00	3685161
2026-02-27 12:51:11	20	-79.5	-54.7	-14.8	20.1	4148	30.7	-26.2	-0.38, 0.61	0.72	0.00	3685166