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 15562
Detector 24h operating status: Last processed image: 0 hours and 24 minutes ago (2026-05-03 09:21 UTC) Last detected dimming: 0 hours and 41 minutes ago (2026-05-03 09:03 UTC) Overview for dimming #: 15562 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 #: 15562
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-05-02 18:30:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3750143

2026-05-02 18:33:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3750146

2026-05-02 18:36:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3750147

2026-05-02 18:39:11 4 -25.0 -38.3 -19.9 0.0 1142 1.14, 0.33 1.19 0.00 3750150

2026-05-02 18:42:11 5 -28.5 -40.7 -16.1 0.0 1432 1.15, 0.28 1.18 0.00 3750151

2026-05-02 18:45:11 6 -69.4 -64.6 -17.8 0.0 2932 1.13, 0.29 1.17 20.59 3750154

2026-05-02 18:48:11 7 -73.3 -70.1 -21.1 0.0 2696 1.13, 0.29 1.17 6.42 3750155

2026-05-02 18:51:11 8 -74.1 -66.4 -20.9 0.0 2793 1.13, 0.31 1.17 4.94 3750158

2026-05-02 18:54:11 9 -79.2 -66.8 -21.4 0.0 2971 1.13, 0.30 1.17 6.09 3750159

2026-05-02 18:57:11 10 -90.8 -69.0 -19.0 2.0 3596 1.13, 0.31 1.17 3.42 3750162

2026-05-02 19:00:11 11 -95.6 -67.9 -16.8 2.6 4086 1.13, 0.31 1.17 0.00 3750163

2026-05-02 19:03:11 12 -93.2 -66.6 -17.3 3.0 3898 1.13, 0.31 1.17 0.00 3750166

2026-05-02 19:06:47 13 -94.8 -64.9 -17.9 3.5 3943 1.13, 0.31 1.17 0.00 3750167

2026-05-02 19:09:11 14 -95.2 -64.7 -18.0 3.5 3970 1.13, 0.31 1.17 0.00 3750170

2026-05-02 19:12:11 15 -98.5 -64.2 -18.2 3.6 4075 1.13, 0.31 1.17 0.00 3750171

2026-05-02 19:15:11 16 -100.0 -63.9 -18.7 3.4 4100 1.13, 0.31 1.17 0.00 3750174

2026-05-02 19:18:47 17 -99.0 -62.7 -18.7 3.2 4067 1.13, 0.31 1.18 0.00 3750175

2026-05-02 19:21:11 18 -98.1 -61.3 -19.0 2.9 4019 1.13, 0.31 1.18 0.00 3750178

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	x,y in R☉	dist. R☉	detection	Img ID
2026-05-02 18:30:11	1	0.0	0.0	0.0	0.0	0	,		0.00	3750143
2026-05-02 18:33:11	2	0.0	0.0	0.0	0.0	0	,		0.00	3750146
2026-05-02 18:36:11	3	0.0	0.0	0.0	0.0	0	,		0.00	3750147
2026-05-02 18:39:11	4	-25.0	-38.3	-19.9	0.0	1142	1.14, 0.33	1.19	0.00	3750150
2026-05-02 18:42:11	5	-28.5	-40.7	-16.1	0.0	1432	1.15, 0.28	1.18	0.00	3750151
2026-05-02 18:45:11	6	-69.4	-64.6	-17.8	0.0	2932	1.13, 0.29	1.17	20.59	3750154
2026-05-02 18:48:11	7	-73.3	-70.1	-21.1	0.0	2696	1.13, 0.29	1.17	6.42	3750155
2026-05-02 18:51:11	8	-74.1	-66.4	-20.9	0.0	2793	1.13, 0.31	1.17	4.94	3750158
2026-05-02 18:54:11	9	-79.2	-66.8	-21.4	0.0	2971	1.13, 0.30	1.17	6.09	3750159
2026-05-02 18:57:11	10	-90.8	-69.0	-19.0	2.0	3596	1.13, 0.31	1.17	3.42	3750162
2026-05-02 19:00:11	11	-95.6	-67.9	-16.8	2.6	4086	1.13, 0.31	1.17	0.00	3750163
2026-05-02 19:03:11	12	-93.2	-66.6	-17.3	3.0	3898	1.13, 0.31	1.17	0.00	3750166
2026-05-02 19:06:47	13	-94.8	-64.9	-17.9	3.5	3943	1.13, 0.31	1.17	0.00	3750167
2026-05-02 19:09:11	14	-95.2	-64.7	-18.0	3.5	3970	1.13, 0.31	1.17	0.00	3750170
2026-05-02 19:12:11	15	-98.5	-64.2	-18.2	3.6	4075	1.13, 0.31	1.17	0.00	3750171
2026-05-02 19:15:11	16	-100.0	-63.9	-18.7	3.4	4100	1.13, 0.31	1.17	0.00	3750174
2026-05-02 19:18:47	17	-99.0	-62.7	-18.7	3.2	4067	1.13, 0.31	1.18	0.00	3750175
2026-05-02 19:21:11	18	-98.1	-61.3	-19.0	2.9	4019	1.13, 0.31	1.18	0.00	3750178