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 14890
Detector 24h operating status: Last processed image: 0 hours and 18 minutes ago (2026-03-12 13:42 UTC) Last detected dimming: 4 hours and 51 minutes ago (2026-03-12 09:09 UTC) Overview for dimming #: 14890 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 #: 14890
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-01-20 09:21:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3649553

2026-01-20 09:24:11 2 0.0 0.0 0.0 0.0 0 , 1.70 3649556

2026-01-20 09:27:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3649558

2026-01-20 09:30:11 4 0.0 0.0 0.0 0.0 0 , 0.00 3649559

2026-01-20 09:33:11 5 -6.8 -19.4 -15.3 2.7 429 -12.4 -60.3 -0.86, -0.17 0.87 0.84 3649562

2026-01-20 09:36:11 6 -10.8 -26.3 -19.1 3.5 557 -12.9 -59.5 -0.85, -0.18 0.87 11.97 3649563

2026-01-20 09:39:11 7 -14.9 -30.0 -21.8 4.7 706 -12.4 -60.3 -0.86, -0.17 0.88 2.49 3649567

2026-01-20 09:42:11 8 -16.5 -29.7 -21.2 5.6 786 -10.7 -62.9 -0.88, -0.15 0.90 0.86 3649568

2026-01-20 09:45:11 9 -16.5 -30.7 -18.9 6.0 852 -10.5 -63.2 -0.89, -0.14 0.90 0.00 3649569

2026-01-20 09:48:11 10 -12.9 -25.3 -16.5 4.9 690 -10.6 -64.9 -0.90, -0.15 0.91 0.00 3649573

2026-01-20 09:51:11 11 -13.8 -24.5 -15.1 5.5 773 -10.6 -65.3 -0.90, -0.15 0.92 0.00 3649574

2026-01-20 09:54:11 12 -12.5 -23.6 -15.3 5.0 696 -9.9 -66.0 -0.91, -0.14 0.92 0.00 3649575

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
2026-01-20 09:21:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3649553
2026-01-20 09:24:11	2	0.0	0.0	0.0	0.0	0			,		1.70	3649556
2026-01-20 09:27:11	3	0.0	0.0	0.0	0.0	0			,		0.00	3649558
2026-01-20 09:30:11	4	0.0	0.0	0.0	0.0	0			,		0.00	3649559
2026-01-20 09:33:11	5	-6.8	-19.4	-15.3	2.7	429	-12.4	-60.3	-0.86, -0.17	0.87	0.84	3649562
2026-01-20 09:36:11	6	-10.8	-26.3	-19.1	3.5	557	-12.9	-59.5	-0.85, -0.18	0.87	11.97	3649563
2026-01-20 09:39:11	7	-14.9	-30.0	-21.8	4.7	706	-12.4	-60.3	-0.86, -0.17	0.88	2.49	3649567
2026-01-20 09:42:11	8	-16.5	-29.7	-21.2	5.6	786	-10.7	-62.9	-0.88, -0.15	0.90	0.86	3649568
2026-01-20 09:45:11	9	-16.5	-30.7	-18.9	6.0	852	-10.5	-63.2	-0.89, -0.14	0.90	0.00	3649569
2026-01-20 09:48:11	10	-12.9	-25.3	-16.5	4.9	690	-10.6	-64.9	-0.90, -0.15	0.91	0.00	3649573
2026-01-20 09:51:11	11	-13.8	-24.5	-15.1	5.5	773	-10.6	-65.3	-0.90, -0.15	0.92	0.00	3649574
2026-01-20 09:54:11	12	-12.5	-23.6	-15.3	5.0	696	-9.9	-66.0	-0.91, -0.14	0.92	0.00	3649575