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 13311
Detector 24h operating status: Last processed image: 0 hours and 22 minutes ago (2025-07-30 23:27 UTC) Last detected dimming: 0 hours and 30 minutes ago (2025-07-30 23:18 UTC) Overview for dimming #: 13311 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 #: 13311
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2025-07-16 02:15:11 1 0.0 0.0 0.0 0.0 0 , 0.97 3472638

2025-07-16 02:18:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3472639

2025-07-16 02:21:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3472640

2025-07-16 02:24:11 4 0.0 0.0 0.0 0.0 0 , 1.62 3472647

2025-07-16 02:27:11 5 0.0 0.0 -17.1 0.0 2 21.1 6.9 0.11, 0.29 0.31 1.64 3472648

2025-07-16 02:30:11 6 -0.1 0.0 -17.6 0.0 4 , 3.75 3472649

2025-07-16 02:33:11 7 -0.1 -0.8 -16.0 0.0 6 21.0 6.6 0.11, 0.29 0.31 1.91 3472650

2025-07-16 02:36:11 8 -0.3 -2.7 -20.1 0.0 14 21.0 6.4 0.11, 0.29 0.31 0.00 3472651

2025-07-16 02:39:11 9 -0.2 -2.8 -15.8 0.1 15 21.0 6.7 0.11, 0.29 0.31 0.00 3472652

2025-07-16 02:42:11 10 -0.1 0.0 -18.7 0.0 4 , 0.00 3472657

2025-07-16 02:45:11 11 -0.1 -0.3 -16.4 0.0 5 , 2.14 3472658

2025-07-16 02:48:11 12 0.0 0.0 0.0 0.0 0 , 3.17 3472659

2025-07-16 02:51:11 13 -0.7 -8.8 -23.2 0.1 31 20.9 -5.7 -0.09, 0.29 0.30 1.48 3472660

2025-07-16 03:09:11 14 -3.3 -18.7 -21.2 0.5 149 14.4 4.1 0.07, 0.18 0.19 0.00 3472670

2025-07-16 03:12:11 15 -4.0 -19.6 -21.0 0.6 173 14.1 3.9 0.07, 0.17 0.18 0.00 3472679

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
2025-07-16 02:15:11	1	0.0	0.0	0.0	0.0	0			,		0.97	3472638
2025-07-16 02:18:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3472639
2025-07-16 02:21:11	3	0.0	0.0	0.0	0.0	0			,		0.00	3472640
2025-07-16 02:24:11	4	0.0	0.0	0.0	0.0	0			,		1.62	3472647
2025-07-16 02:27:11	5	0.0	0.0	-17.1	0.0	2	21.1	6.9	0.11, 0.29	0.31	1.64	3472648
2025-07-16 02:30:11	6	-0.1	0.0	-17.6	0.0	4			,		3.75	3472649
2025-07-16 02:33:11	7	-0.1	-0.8	-16.0	0.0	6	21.0	6.6	0.11, 0.29	0.31	1.91	3472650
2025-07-16 02:36:11	8	-0.3	-2.7	-20.1	0.0	14	21.0	6.4	0.11, 0.29	0.31	0.00	3472651
2025-07-16 02:39:11	9	-0.2	-2.8	-15.8	0.1	15	21.0	6.7	0.11, 0.29	0.31	0.00	3472652
2025-07-16 02:42:11	10	-0.1	0.0	-18.7	0.0	4			,		0.00	3472657
2025-07-16 02:45:11	11	-0.1	-0.3	-16.4	0.0	5			,		2.14	3472658
2025-07-16 02:48:11	12	0.0	0.0	0.0	0.0	0			,		3.17	3472659
2025-07-16 02:51:11	13	-0.7	-8.8	-23.2	0.1	31	20.9	-5.7	-0.09, 0.29	0.30	1.48	3472660
2025-07-16 03:09:11	14	-3.3	-18.7	-21.2	0.5	149	14.4	4.1	0.07, 0.18	0.19	0.00	3472670
2025-07-16 03:12:11	15	-4.0	-19.6	-21.0	0.6	173	14.1	3.9	0.07, 0.17	0.18	0.00	3472679