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 15332
Detector 24h operating status: Last processed image: 0 hours and 23 minutes ago (2026-04-22 23:21 UTC) Last detected dimming: 1 hours and 14 minutes ago (2026-04-22 22:30 UTC) Overview for dimming #: 15332 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 #: 15332
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-04-01 01:57:11 1 -1.2 -7.6 -8.2 0.4 137 , 0.00 3715111

2026-04-01 02:00:11 2 -4.6 -14.7 -11.3 1.2 381 -17.7 -7.0 -0.12, -0.20 0.23 0.00 3715123

2026-04-01 02:03:11 3 -6.8 -20.5 -13.9 1.4 452 -17.6 -7.2 -0.12, -0.19 0.23 0.00 3715124

2026-04-01 02:06:11 4 -12.9 -28.4 -17.7 2.2 675 -17.4 -7.0 -0.12, -0.19 0.23 0.00 3715125

2026-04-01 02:09:11 5 -16.7 -32.6 -17.3 2.7 849 -17.7 -7.3 -0.12, -0.20 0.23 1.16 3715126

2026-04-01 02:12:11 6 -19.4 -31.9 -15.7 3.3 1014 -17.7 -7.5 -0.13, -0.20 0.23 1.34 3715127

2026-04-01 02:15:11 7 -22.2 -31.1 -14.1 4.0 1234 -17.9 -8.6 -0.14, -0.20 0.25 1.83 3715128

2026-04-01 02:18:11 8 -27.3 -30.3 -13.3 5.4 1630 -18.6 -12.9 -0.22, -0.21 0.30 3.19 3715129

2026-04-01 02:21:11 9 -32.1 -35.8 -11.9 6.9 2065 -18.8 -14.5 -0.24, -0.22 0.32 1.80 3715130

2026-04-01 02:24:11 10 -34.1 -37.8 -12.7 7.1 2122 -18.9 -15.6 -0.26, -0.22 0.34 0.00 3715131

2026-04-01 02:27:11 11 -50.5 -40.6 -12.9 11.5 3168 -19.1 -16.3 -0.27, -0.22 0.35 16.13 3715132

2026-04-01 02:30:11 12 -65.6 -41.8 -12.5 16.3 4277 18.1 10.9 0.18, 0.42 0.46 8.84 3715133

2026-04-01 02:33:11 13 -79.6 -43.8 -12.8 20.2 5134 17.9 10.1 0.17, 0.42 0.45 1.56 3715134

2026-04-01 02:36:11 14 -95.7 -46.9 -13.7 23.0 5735 18.9 9.0 0.15, 0.43 0.46 2.17 3715135

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 01:57:11	1	-1.2	-7.6	-8.2	0.4	137			,		0.00	3715111
2026-04-01 02:00:11	2	-4.6	-14.7	-11.3	1.2	381	-17.7	-7.0	-0.12, -0.20	0.23	0.00	3715123
2026-04-01 02:03:11	3	-6.8	-20.5	-13.9	1.4	452	-17.6	-7.2	-0.12, -0.19	0.23	0.00	3715124
2026-04-01 02:06:11	4	-12.9	-28.4	-17.7	2.2	675	-17.4	-7.0	-0.12, -0.19	0.23	0.00	3715125
2026-04-01 02:09:11	5	-16.7	-32.6	-17.3	2.7	849	-17.7	-7.3	-0.12, -0.20	0.23	1.16	3715126
2026-04-01 02:12:11	6	-19.4	-31.9	-15.7	3.3	1014	-17.7	-7.5	-0.13, -0.20	0.23	1.34	3715127
2026-04-01 02:15:11	7	-22.2	-31.1	-14.1	4.0	1234	-17.9	-8.6	-0.14, -0.20	0.25	1.83	3715128
2026-04-01 02:18:11	8	-27.3	-30.3	-13.3	5.4	1630	-18.6	-12.9	-0.22, -0.21	0.30	3.19	3715129
2026-04-01 02:21:11	9	-32.1	-35.8	-11.9	6.9	2065	-18.8	-14.5	-0.24, -0.22	0.32	1.80	3715130
2026-04-01 02:24:11	10	-34.1	-37.8	-12.7	7.1	2122	-18.9	-15.6	-0.26, -0.22	0.34	0.00	3715131
2026-04-01 02:27:11	11	-50.5	-40.6	-12.9	11.5	3168	-19.1	-16.3	-0.27, -0.22	0.35	16.13	3715132
2026-04-01 02:30:11	12	-65.6	-41.8	-12.5	16.3	4277	18.1	10.9	0.18, 0.42	0.46	8.84	3715133
2026-04-01 02:33:11	13	-79.6	-43.8	-12.8	20.2	5134	17.9	10.1	0.17, 0.42	0.45	1.56	3715134
2026-04-01 02:36:11	14	-95.7	-46.9	-13.7	23.0	5735	18.9	9.0	0.15, 0.43	0.46	2.17	3715135