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 14900
Detector 24h operating status: Last processed image: 0 hours and 22 minutes ago (2026-02-15 07:09 UTC) Last detected dimming: 11 hours and 42 minutes ago (2026-02-14 19:48 UTC) Overview for dimming #: 14900 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 #: 14900
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-01-20 23:30:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3650119

2026-01-20 23:33:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3650120

2026-01-20 23:36:11 3 0.0 0.0 0.0 0.0 0 , 1.00 3650121

2026-01-20 23:39:11 4 -0.6 -4.2 -10.0 0.2 56 , 0.00 3650122

2026-01-20 23:42:11 5 -4.7 -12.2 -10.2 1.3 438 0.8 1.2 0.02, 0.10 0.11 0.00 3650123

2026-01-20 23:45:11 6 -15.2 -18.1 -10.3 4.0 1327 -5.2 -2.9 -0.05, 0.00 0.05 1.52 3650126

2026-01-20 23:48:11 7 -27.3 -21.3 -10.8 6.8 2272 -4.2 -2.3 -0.04, 0.02 0.04 1.53 3650127

2026-01-20 23:51:11 8 -36.8 -23.1 -11.6 8.8 2916 -4.1 -2.2 -0.04, 0.02 0.04 1.24 3650132

2026-01-20 23:54:11 9 -42.4 -23.8 -12.4 9.5 3138 -5.2 -2.9 -0.05, 0.00 0.05 0.00 3650133

2026-01-20 23:57:11 10 -45.8 -27.6 -12.8 9.7 3221 -5.1 -3.2 -0.06, 0.00 0.06 0.00 3650134

2026-01-21 00:00:11 11 -51.7 -31.3 -13.1 10.6 3501 -5.1 -3.2 -0.06, 0.00 0.06 0.00 3650137

2026-01-21 00:03:11 12 -61.2 -33.6 -13.8 12.1 4019 -4.5 -3.1 -0.05, 0.01 0.06 0.00 3650138

2026-01-21 00:06:11 13 -71.9 -36.8 -14.2 13.8 4565 -4.3 -2.7 -0.05, 0.01 0.05 2.38 3650140

2026-01-21 00:09:11 14 -84.7 -38.0 -14.2 15.9 5258 -3.1 -2.5 -0.04, 0.04 0.06 2.84 3650141

2026-01-21 00:12:11 15 -90.9 -40.4 -14.5 16.5 5465 -2.4 -2.6 -0.05, 0.05 0.07 0.00 3650145

2026-01-21 00:15:11 16 -100.9 -42.8 -14.8 17.6 5840 -2.5 -2.1 -0.04, 0.05 0.06 0.00 3650146

2026-01-21 00:18:11 17 -110.6 -42.6 -15.6 18.3 6041 -2.1 -1.7 -0.03, 0.05 0.06 2.98 3650151

2026-01-21 00:21:11 18 -115.3 -44.8 -15.7 18.3 6071 -2.7 -1.7 -0.03, 0.04 0.05 0.00 3650152

2026-01-21 00:24:11 19 -119.9 -47.1 -15.8 18.8 6215 -2.9 -1.6 -0.03, 0.04 0.05 0.00 3650153

2026-01-21 00:27:11 20 -125.4 -47.7 -15.7 19.6 6485 -3.2 -1.7 -0.03, 0.03 0.05 0.90 3650154

2026-01-21 00:30:11 21 -128.6 -51.1 -15.5 20.2 6685 -3.1 -1.8 -0.03, 0.03 0.05 0.00 3650158

2026-01-21 00:33:11 22 -131.0 -55.9 -15.9 20.2 6688 -3.3 -1.8 -0.03, 0.03 0.05 0.00 3650159

2026-01-21 00:36:11 23 -133.5 -59.2 -16.2 20.4 6754 -2.7 -1.9 -0.03, 0.04 0.05 0.00 3650160

2026-01-21 00:39:11 24 -135.9 -63.5 -16.3 20.7 6833 -2.5 -2.1 -0.04, 0.05 0.06 0.00 3650161

2026-01-21 00:42:11 25 -138.4 -66.9 -16.3 21.0 6944 -2.3 -2.1 -0.04, 0.05 0.06 0.00 3650166

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 23:30:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3650119
2026-01-20 23:33:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3650120
2026-01-20 23:36:11	3	0.0	0.0	0.0	0.0	0			,		1.00	3650121
2026-01-20 23:39:11	4	-0.6	-4.2	-10.0	0.2	56			,		0.00	3650122
2026-01-20 23:42:11	5	-4.7	-12.2	-10.2	1.3	438	0.8	1.2	0.02, 0.10	0.11	0.00	3650123
2026-01-20 23:45:11	6	-15.2	-18.1	-10.3	4.0	1327	-5.2	-2.9	-0.05, 0.00	0.05	1.52	3650126
2026-01-20 23:48:11	7	-27.3	-21.3	-10.8	6.8	2272	-4.2	-2.3	-0.04, 0.02	0.04	1.53	3650127
2026-01-20 23:51:11	8	-36.8	-23.1	-11.6	8.8	2916	-4.1	-2.2	-0.04, 0.02	0.04	1.24	3650132
2026-01-20 23:54:11	9	-42.4	-23.8	-12.4	9.5	3138	-5.2	-2.9	-0.05, 0.00	0.05	0.00	3650133
2026-01-20 23:57:11	10	-45.8	-27.6	-12.8	9.7	3221	-5.1	-3.2	-0.06, 0.00	0.06	0.00	3650134
2026-01-21 00:00:11	11	-51.7	-31.3	-13.1	10.6	3501	-5.1	-3.2	-0.06, 0.00	0.06	0.00	3650137
2026-01-21 00:03:11	12	-61.2	-33.6	-13.8	12.1	4019	-4.5	-3.1	-0.05, 0.01	0.06	0.00	3650138
2026-01-21 00:06:11	13	-71.9	-36.8	-14.2	13.8	4565	-4.3	-2.7	-0.05, 0.01	0.05	2.38	3650140
2026-01-21 00:09:11	14	-84.7	-38.0	-14.2	15.9	5258	-3.1	-2.5	-0.04, 0.04	0.06	2.84	3650141
2026-01-21 00:12:11	15	-90.9	-40.4	-14.5	16.5	5465	-2.4	-2.6	-0.05, 0.05	0.07	0.00	3650145
2026-01-21 00:15:11	16	-100.9	-42.8	-14.8	17.6	5840	-2.5	-2.1	-0.04, 0.05	0.06	0.00	3650146
2026-01-21 00:18:11	17	-110.6	-42.6	-15.6	18.3	6041	-2.1	-1.7	-0.03, 0.05	0.06	2.98	3650151
2026-01-21 00:21:11	18	-115.3	-44.8	-15.7	18.3	6071	-2.7	-1.7	-0.03, 0.04	0.05	0.00	3650152
2026-01-21 00:24:11	19	-119.9	-47.1	-15.8	18.8	6215	-2.9	-1.6	-0.03, 0.04	0.05	0.00	3650153
2026-01-21 00:27:11	20	-125.4	-47.7	-15.7	19.6	6485	-3.2	-1.7	-0.03, 0.03	0.05	0.90	3650154
2026-01-21 00:30:11	21	-128.6	-51.1	-15.5	20.2	6685	-3.1	-1.8	-0.03, 0.03	0.05	0.00	3650158
2026-01-21 00:33:11	22	-131.0	-55.9	-15.9	20.2	6688	-3.3	-1.8	-0.03, 0.03	0.05	0.00	3650159
2026-01-21 00:36:11	23	-133.5	-59.2	-16.2	20.4	6754	-2.7	-1.9	-0.03, 0.04	0.05	0.00	3650160
2026-01-21 00:39:11	24	-135.9	-63.5	-16.3	20.7	6833	-2.5	-2.1	-0.04, 0.05	0.06	0.00	3650161
2026-01-21 00:42:11	25	-138.4	-66.9	-16.3	21.0	6944	-2.3	-2.1	-0.04, 0.05	0.06	0.00	3650166