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 15333
Detector 24h operating status: Last processed image: 0 hours and 18 minutes ago (2026-04-23 00:21 UTC) Last detected dimming: 2 hours and 8 minutes ago (2026-04-22 22:30 UTC) Overview for dimming #: 15333 back to overview Animations and graphs derotated original images ( non-derotated ) dimming intensity dimming mask base difference ( percentage ) running difference ( percentage )	more	more	more

Details for dimming #: 15333
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-04-01 03:09:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3715154

2026-04-01 03:12:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3715155

2026-04-01 03:15:11 3 -0.2 -0.8 -10.3 0.1 17 , 0.00 3715156

2026-04-01 03:18:11 4 -4.1 -9.1 -11.9 1.1 328 -19.7 1.4 0.02, -0.23 0.23 1.10 3715157

2026-04-01 03:21:11 5 -8.0 -10.2 -12.6 1.8 576 -17.6 0.6 0.01, -0.20 0.20 1.72 3715161

2026-04-01 03:24:11 6 -12.3 -11.2 -12.0 3.0 927 -18.4 1.2 0.02, -0.21 0.21 1.70 3715162

2026-04-01 03:27:11 7 -19.2 -14.3 -11.1 4.7 1456 -18.6 1.3 0.02, -0.21 0.21 1.75 3715163

2026-04-01 03:30:11 8 -28.7 -18.4 -12.3 6.6 2040 -17.9 3.7 0.06, -0.20 0.21 3.77 3715164

2026-04-01 03:33:11 9 -32.2 -18.8 -12.8 7.0 2181 -18.9 3.4 0.06, -0.22 0.22 2.67 3715169

2026-04-01 03:36:11 10 -37.9 -19.3 -13.6 7.7 2399 -19.1 2.6 0.04, -0.22 0.23 2.79 3715170

2026-04-01 03:39:35 11 -45.4 -25.6 -14.2 8.6 2674 -18.7 1.5 0.03, -0.21 0.22 5.90 3715171

2026-04-01 03:42:11 12 -49.6 -27.2 -14.9 9.0 2775 -18.8 1.5 0.02, -0.22 0.22 5.59 3715172

2026-04-01 03:45:11 13 -54.8 -35.2 -15.5 9.5 2940 -18.8 1.3 0.02, -0.22 0.22 4.38 3715175

2026-04-01 03:48:11 14 -57.6 -30.8 -15.7 9.8 3047 -19.2 1.1 0.02, -0.22 0.22 2.50 3715176

2026-04-01 03:51:11 15 -75.6 -48.1 -16.2 12.8 3836 -24.2 -6.9 -0.11, -0.31 0.33 0.92 3715177

2026-04-01 03:54:11 16 -82.8 -50.3 -16.2 13.6 4080 -24.4 -7.5 -0.12, -0.31 0.33 0.00 3715178

2026-04-01 03:57:11 17 -88.4 -51.6 -17.3 14.0 4191 -24.5 -7.3 -0.12, -0.31 0.33 1.48 3715179

2026-04-01 04:00:11 18 -91.8 -51.3 -17.9 14.2 4252 -24.1 -6.5 -0.11, -0.31 0.32 1.36 3715180

2026-04-01 04:03:11 19 -93.4 -50.2 -18.1 14.4 4302 -23.8 -5.6 -0.09, -0.30 0.31 0.00 3715195

2026-04-01 04:06:11 20 -96.4 -51.6 -18.5 14.5 4317 -23.8 -5.2 -0.08, -0.30 0.31 0.00 3715196

2026-04-01 04:09:11 21 -96.1 -53.0 -19.4 13.5 4048 -23.3 -5.1 -0.08, -0.29 0.30 0.00 3715197

2026-04-01 04:12:11 22 -98.6 -54.0 -19.7 13.5 4054 -22.3 -4.2 -0.07, -0.28 0.28 0.00 3715198

2026-04-01 04:15:11 23 -105.1 -53.8 -19.5 14.5 4352 -22.3 -4.2 -0.07, -0.28 0.28 0.00 3715199

2026-04-01 04:18:11 24 -110.9 -54.9 -19.6 15.0 4509 -22.3 -4.4 -0.07, -0.28 0.28 0.00 3715200

2026-04-01 04:21:11 25 -115.1 -55.5 -20.5 15.1 4516 -22.8 -4.6 -0.08, -0.28 0.29 0.00 3715201

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
2026-04-01 03:09:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3715154
2026-04-01 03:12:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3715155
2026-04-01 03:15:11	3	-0.2	-0.8	-10.3	0.1	17			,		0.00	3715156
2026-04-01 03:18:11	4	-4.1	-9.1	-11.9	1.1	328	-19.7	1.4	0.02, -0.23	0.23	1.10	3715157
2026-04-01 03:21:11	5	-8.0	-10.2	-12.6	1.8	576	-17.6	0.6	0.01, -0.20	0.20	1.72	3715161
2026-04-01 03:24:11	6	-12.3	-11.2	-12.0	3.0	927	-18.4	1.2	0.02, -0.21	0.21	1.70	3715162
2026-04-01 03:27:11	7	-19.2	-14.3	-11.1	4.7	1456	-18.6	1.3	0.02, -0.21	0.21	1.75	3715163
2026-04-01 03:30:11	8	-28.7	-18.4	-12.3	6.6	2040	-17.9	3.7	0.06, -0.20	0.21	3.77	3715164
2026-04-01 03:33:11	9	-32.2	-18.8	-12.8	7.0	2181	-18.9	3.4	0.06, -0.22	0.22	2.67	3715169
2026-04-01 03:36:11	10	-37.9	-19.3	-13.6	7.7	2399	-19.1	2.6	0.04, -0.22	0.23	2.79	3715170
2026-04-01 03:39:35	11	-45.4	-25.6	-14.2	8.6	2674	-18.7	1.5	0.03, -0.21	0.22	5.90	3715171
2026-04-01 03:42:11	12	-49.6	-27.2	-14.9	9.0	2775	-18.8	1.5	0.02, -0.22	0.22	5.59	3715172
2026-04-01 03:45:11	13	-54.8	-35.2	-15.5	9.5	2940	-18.8	1.3	0.02, -0.22	0.22	4.38	3715175
2026-04-01 03:48:11	14	-57.6	-30.8	-15.7	9.8	3047	-19.2	1.1	0.02, -0.22	0.22	2.50	3715176
2026-04-01 03:51:11	15	-75.6	-48.1	-16.2	12.8	3836	-24.2	-6.9	-0.11, -0.31	0.33	0.92	3715177
2026-04-01 03:54:11	16	-82.8	-50.3	-16.2	13.6	4080	-24.4	-7.5	-0.12, -0.31	0.33	0.00	3715178
2026-04-01 03:57:11	17	-88.4	-51.6	-17.3	14.0	4191	-24.5	-7.3	-0.12, -0.31	0.33	1.48	3715179
2026-04-01 04:00:11	18	-91.8	-51.3	-17.9	14.2	4252	-24.1	-6.5	-0.11, -0.31	0.32	1.36	3715180
2026-04-01 04:03:11	19	-93.4	-50.2	-18.1	14.4	4302	-23.8	-5.6	-0.09, -0.30	0.31	0.00	3715195
2026-04-01 04:06:11	20	-96.4	-51.6	-18.5	14.5	4317	-23.8	-5.2	-0.08, -0.30	0.31	0.00	3715196
2026-04-01 04:09:11	21	-96.1	-53.0	-19.4	13.5	4048	-23.3	-5.1	-0.08, -0.29	0.30	0.00	3715197
2026-04-01 04:12:11	22	-98.6	-54.0	-19.7	13.5	4054	-22.3	-4.2	-0.07, -0.28	0.28	0.00	3715198
2026-04-01 04:15:11	23	-105.1	-53.8	-19.5	14.5	4352	-22.3	-4.2	-0.07, -0.28	0.28	0.00	3715199
2026-04-01 04:18:11	24	-110.9	-54.9	-19.6	15.0	4509	-22.3	-4.4	-0.07, -0.28	0.28	0.00	3715200
2026-04-01 04:21:11	25	-115.1	-55.5	-20.5	15.1	4516	-22.8	-4.6	-0.08, -0.28	0.29	0.00	3715201