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 13276
Detector 24h operating status: Last processed image: 0 hours and 21 minutes ago (2025-07-30 23:27 UTC) Last detected dimming: 0 hours and 29 minutes ago (2025-07-30 23:18 UTC) Overview for dimming #: 13276 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 #: 13276
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2025-07-12 18:27:11 1 0.0 0.0 0.0 0.0 0 , 1.32 3469695

2025-07-12 18:30:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3469698

2025-07-12 18:33:11 3 -0.1 0.0 -12.5 0.0 5 , 1.20 3469699

2025-07-12 18:36:11 4 -0.3 -2.7 -15.1 0.1 17 15.5 -28.4 -0.46, 0.21 0.51 0.00 3469702

2025-07-12 18:39:11 5 -0.7 -6.5 -18.3 0.1 36 15.5 -28.2 -0.46, 0.21 0.51 1.24 3469703

2025-07-12 18:42:11 6 -0.9 -8.4 -18.5 0.2 51 15.5 -28.2 -0.46, 0.21 0.51 2.51 3469706

2025-07-12 18:45:11 7 -0.9 -7.7 -18.1 0.2 49 15.5 -28.2 -0.46, 0.21 0.51 0.00 3469707

2025-07-12 18:48:11 8 -0.7 -7.2 -17.0 0.2 43 15.5 -27.9 -0.46, 0.21 0.50 0.00 3469710

2025-07-12 18:51:11 9 -0.6 -6.1 -17.7 0.1 35 15.5 -28.2 -0.46, 0.21 0.51 0.00 3469711

2025-07-12 18:54:11 10 -0.5 -5.1 -16.6 0.1 30 15.7 -32.1 -0.52, 0.22 0.56 0.00 3469714

2025-07-12 18:57:11 11 -1.7 -6.4 -20.0 0.2 53 16.3 -31.1 -0.50, 0.22 0.55 0.00 3469715

2025-07-12 19:00:11 12 -4.0 -25.9 -34.8 0.4 108 15.7 -31.8 -0.51, 0.21 0.56 0.00 3469718

2025-07-12 19:03:11 13 -4.6 -32.1 -45.4 0.5 117 15.5 -32.1 -0.52, 0.21 0.56 0.00 3469719

2025-07-12 19:06:11 14 -6.2 -36.8 -38.0 0.6 158 15.6 -32.0 -0.52, 0.21 0.56 0.00 3469722

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
2025-07-12 18:27:11	1	0.0	0.0	0.0	0.0	0			,		1.32	3469695
2025-07-12 18:30:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3469698
2025-07-12 18:33:11	3	-0.1	0.0	-12.5	0.0	5			,		1.20	3469699
2025-07-12 18:36:11	4	-0.3	-2.7	-15.1	0.1	17	15.5	-28.4	-0.46, 0.21	0.51	0.00	3469702
2025-07-12 18:39:11	5	-0.7	-6.5	-18.3	0.1	36	15.5	-28.2	-0.46, 0.21	0.51	1.24	3469703
2025-07-12 18:42:11	6	-0.9	-8.4	-18.5	0.2	51	15.5	-28.2	-0.46, 0.21	0.51	2.51	3469706
2025-07-12 18:45:11	7	-0.9	-7.7	-18.1	0.2	49	15.5	-28.2	-0.46, 0.21	0.51	0.00	3469707
2025-07-12 18:48:11	8	-0.7	-7.2	-17.0	0.2	43	15.5	-27.9	-0.46, 0.21	0.50	0.00	3469710
2025-07-12 18:51:11	9	-0.6	-6.1	-17.7	0.1	35	15.5	-28.2	-0.46, 0.21	0.51	0.00	3469711
2025-07-12 18:54:11	10	-0.5	-5.1	-16.6	0.1	30	15.7	-32.1	-0.52, 0.22	0.56	0.00	3469714
2025-07-12 18:57:11	11	-1.7	-6.4	-20.0	0.2	53	16.3	-31.1	-0.50, 0.22	0.55	0.00	3469715
2025-07-12 19:00:11	12	-4.0	-25.9	-34.8	0.4	108	15.7	-31.8	-0.51, 0.21	0.56	0.00	3469718
2025-07-12 19:03:11	13	-4.6	-32.1	-45.4	0.5	117	15.5	-32.1	-0.52, 0.21	0.56	0.00	3469719
2025-07-12 19:06:11	14	-6.2	-36.8	-38.0	0.6	158	15.6	-32.0	-0.52, 0.21	0.56	0.00	3469722