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 14626
Detector 24h operating status: Last processed image: 0 hours and 17 minutes ago (2026-03-10 12:30 UTC) Last detected dimming: 1 hours and 41 minutes ago (2026-03-10 11:06 UTC) Overview for dimming #: 14626 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 #: 14626
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2025-12-09 19:51:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3610610

2025-12-09 19:54:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3610611

2025-12-09 19:57:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3610612

2025-12-09 20:00:11 4 -1.1 -6.1 -9.7 2.3 100 , 0.00 3610613

2025-12-09 20:03:11 5 -4.5 -10.2 -7.3 6.9 526 18.8 -76.5 -0.93, 0.33 0.99 0.00 3610614

2025-12-09 20:06:11 6 -6.7 -10.6 -8.0 8.9 742 18.5 -75.5 -0.93, 0.32 0.98 0.90 3610615

2025-12-09 20:09:11 7 -12.5 -13.4 -8.9 13.5 1282 18.0 -70.3 -0.90, 0.31 0.96 0.00 3610616

2025-12-09 20:12:11 8 -15.2 -12.9 -9.4 16.1 1519 18.4 -70.6 -0.90, 0.32 0.96 0.00 3610617

2025-12-09 20:15:11 9 -16.8 -13.8 -9.7 16.6 1608 18.2 -69.5 -0.90, 0.32 0.95 0.00 3610618

2025-12-09 20:18:11 10 -20.6 -16.9 -9.9 19.0 1921 17.6 -67.8 -0.89, 0.31 0.94 0.00 3610619

2025-12-09 20:21:11 11 -23.3 -19.2 -9.9 20.8 2104 17.1 -66.7 -0.89, 0.30 0.94 0.00 3610620

2025-12-09 20:24:11 12 -27.5 -20.9 -10.2 23.4 2410 17.0 -65.9 -0.88, 0.30 0.93 0.00 3610621

2025-12-09 20:27:11 13 -31.7 -22.0 -10.4 26.8 2722 16.8 -65.7 -0.88, 0.29 0.93 0.00 3610622

2025-12-09 20:30:11 14 -35.0 -23.0 -11.1 29.9 2868 16.5 -65.5 -0.88, 0.29 0.93 0.00 3610623

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
2025-12-09 19:51:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3610610
2025-12-09 19:54:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3610611
2025-12-09 19:57:11	3	0.0	0.0	0.0	0.0	0			,		0.00	3610612
2025-12-09 20:00:11	4	-1.1	-6.1	-9.7	2.3	100			,		0.00	3610613
2025-12-09 20:03:11	5	-4.5	-10.2	-7.3	6.9	526	18.8	-76.5	-0.93, 0.33	0.99	0.00	3610614
2025-12-09 20:06:11	6	-6.7	-10.6	-8.0	8.9	742	18.5	-75.5	-0.93, 0.32	0.98	0.90	3610615
2025-12-09 20:09:11	7	-12.5	-13.4	-8.9	13.5	1282	18.0	-70.3	-0.90, 0.31	0.96	0.00	3610616
2025-12-09 20:12:11	8	-15.2	-12.9	-9.4	16.1	1519	18.4	-70.6	-0.90, 0.32	0.96	0.00	3610617
2025-12-09 20:15:11	9	-16.8	-13.8	-9.7	16.6	1608	18.2	-69.5	-0.90, 0.32	0.95	0.00	3610618
2025-12-09 20:18:11	10	-20.6	-16.9	-9.9	19.0	1921	17.6	-67.8	-0.89, 0.31	0.94	0.00	3610619
2025-12-09 20:21:11	11	-23.3	-19.2	-9.9	20.8	2104	17.1	-66.7	-0.89, 0.30	0.94	0.00	3610620
2025-12-09 20:24:11	12	-27.5	-20.9	-10.2	23.4	2410	17.0	-65.9	-0.88, 0.30	0.93	0.00	3610621
2025-12-09 20:27:11	13	-31.7	-22.0	-10.4	26.8	2722	16.8	-65.7	-0.88, 0.29	0.93	0.00	3610622
2025-12-09 20:30:11	14	-35.0	-23.0	-11.1	29.9	2868	16.5	-65.5	-0.88, 0.29	0.93	0.00	3610623