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 15162
Detector 24h operating status: Last processed image: 0 hours and 19 minutes ago (2026-02-28 12:18 UTC) Last detected dimming: 1 hours and 27 minutes ago (2026-02-28 11:09 UTC) Overview for dimming #: 15162 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 #: 15162
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-02-28 01:24:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3685665

2026-02-28 01:27:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3685666

2026-02-28 01:30:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3685667

2026-02-28 01:33:11 4 -0.1 -0.8 -10.7 0.0 10 , 0.00 3685672

2026-02-28 01:36:11 5 -1.1 -6.3 -10.2 0.0 101 -1.12, 0.11 1.12 1.71 3685673

2026-02-28 01:39:11 6 -2.1 -8.3 -11.0 0.0 172 -1.12, 0.13 1.13 9.60 3685674

2026-02-28 01:42:11 7 -4.0 -10.6 -12.1 0.0 304 -1.13, 0.15 1.14 2.47 3685675

2026-02-28 01:45:11 8 -5.5 -12.5 -12.3 0.0 386 -1.12, 0.15 1.13 0.00 3685678

2026-02-28 01:48:11 9 -7.9 -14.4 -12.5 0.0 554 -1.13, 0.15 1.14 0.00 3685679

2026-02-28 01:51:11 10 -9.6 -18.3 -12.8 0.0 633 -1.12, 0.14 1.13 0.00 3685684

2026-02-28 01:54:11 11 -11.4 -19.3 -14.1 0.0 712 -1.13, 0.15 1.14 0.00 3685685

2026-02-28 01:57:11 12 -13.0 -19.5 -13.8 0.0 807 -1.13, 0.15 1.14 0.00 3685686

2026-02-28 02:00:11 13 -14.2 -21.7 -14.4 0.0 849 -1.13, 0.16 1.14 0.00 3685687

2026-02-28 02:03:11 14 -16.5 -26.9 -14.1 0.2 998 -1.13, 0.16 1.14 0.00 3685690

2026-02-28 02:06:35 15 -18.6 -24.6 -10.9 0.3 1283 -1.13, 0.18 1.14 0.00 3685691

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	x,y in R☉	dist. R☉	detection	Img ID
2026-02-28 01:24:11	1	0.0	0.0	0.0	0.0	0	,		0.00	3685665
2026-02-28 01:27:11	2	0.0	0.0	0.0	0.0	0	,		0.00	3685666
2026-02-28 01:30:11	3	0.0	0.0	0.0	0.0	0	,		0.00	3685667
2026-02-28 01:33:11	4	-0.1	-0.8	-10.7	0.0	10	,		0.00	3685672
2026-02-28 01:36:11	5	-1.1	-6.3	-10.2	0.0	101	-1.12, 0.11	1.12	1.71	3685673
2026-02-28 01:39:11	6	-2.1	-8.3	-11.0	0.0	172	-1.12, 0.13	1.13	9.60	3685674
2026-02-28 01:42:11	7	-4.0	-10.6	-12.1	0.0	304	-1.13, 0.15	1.14	2.47	3685675
2026-02-28 01:45:11	8	-5.5	-12.5	-12.3	0.0	386	-1.12, 0.15	1.13	0.00	3685678
2026-02-28 01:48:11	9	-7.9	-14.4	-12.5	0.0	554	-1.13, 0.15	1.14	0.00	3685679
2026-02-28 01:51:11	10	-9.6	-18.3	-12.8	0.0	633	-1.12, 0.14	1.13	0.00	3685684
2026-02-28 01:54:11	11	-11.4	-19.3	-14.1	0.0	712	-1.13, 0.15	1.14	0.00	3685685
2026-02-28 01:57:11	12	-13.0	-19.5	-13.8	0.0	807	-1.13, 0.15	1.14	0.00	3685686
2026-02-28 02:00:11	13	-14.2	-21.7	-14.4	0.0	849	-1.13, 0.16	1.14	0.00	3685687
2026-02-28 02:03:11	14	-16.5	-26.9	-14.1	0.2	998	-1.13, 0.16	1.14	0.00	3685690
2026-02-28 02:06:35	15	-18.6	-24.6	-10.9	0.3	1283	-1.13, 0.18	1.14	0.00	3685691