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 15309
Detector 24h operating status: Last processed image: 84 hours and 6 minutes ago (2026-04-02 05:18 UTC) Last detected dimming: 84 hours and 6 minutes ago (2026-04-02 05:18 UTC) Overview for dimming #: 15309 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 #: 15309
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-03-29 12:27:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3712727

2026-03-29 12:30:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3712729

2026-03-29 12:33:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3712730

2026-03-29 12:36:11 4 0.0 0.0 0.0 0.0 0 , 0.00 3712731

2026-03-29 12:39:11 5 -0.4 -3.4 -11.7 0.1 31 , 0.00 3712732

2026-03-29 12:42:11 6 -1.4 -4.8 -7.9 0.8 157 36.5 24.3 0.34, 0.68 0.76 3.18 3712733

2026-03-29 12:45:11 7 -3.4 -9.0 -7.9 2.0 385 36.2 24.5 0.34, 0.68 0.76 0.00 3712739

2026-03-29 12:48:11 8 -4.0 -10.1 -8.6 2.2 420 36.7 24.8 0.34, 0.69 0.77 0.00 3712740

2026-03-29 12:51:11 9 -3.2 -10.3 -10.0 1.5 291 , 1.00 3712741

2026-03-29 12:54:11 10 -5.1 -10.7 -9.3 2.5 495 -21.4 -64.1 -0.85, -0.32 0.90 1.29 3712746

2026-03-29 12:57:11 11 -5.2 -9.4 -10.0 2.5 487 -21.4 -64.7 -0.85, -0.32 0.91 1.38 3712747

2026-03-29 13:00:11 12 -6.6 -10.1 -10.0 3.2 618 , 1.22 3712749

2026-03-29 13:03:11 13 -9.3 -12.2 -9.7 4.4 850 -21.5 -63.2 -0.84, -0.32 0.90 0.93 3712750

2026-03-29 13:06:11 14 -12.3 -13.4 -10.3 5.6 1078 -21.5 -63.1 -0.84, -0.32 0.90 0.00 3712753

2026-03-29 13:09:11 15 -14.5 -15.3 -10.2 6.6 1259 -21.7 -63.4 -0.84, -0.32 0.90 0.00 3712754

2026-03-29 13:12:11 16 -15.4 -15.0 -10.8 6.8 1283 36.2 26.4 0.36, 0.68 0.77 0.00 3712759

2026-03-29 13:15:11 17 -25.0 -18.8 -10.5 11.5 2034 38.5 29.7 0.39, 0.71 0.81 0.00 3712760

2026-03-29 13:18:11 18 -27.1 -18.8 -10.3 12.6 2216 38.5 29.5 0.39, 0.70 0.81 0.00 3712761

2026-03-29 13:21:11 19 -21.4 -19.4 -11.1 8.8 1672 36.4 26.3 0.36, 0.68 0.77 0.00 3712762

2026-03-29 13:24:11 20 -22.6 -20.3 -10.9 9.2 1750 36.3 26.3 0.36, 0.68 0.77 0.00 3712763

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
2026-03-29 12:27:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3712727
2026-03-29 12:30:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3712729
2026-03-29 12:33:11	3	0.0	0.0	0.0	0.0	0			,		0.00	3712730
2026-03-29 12:36:11	4	0.0	0.0	0.0	0.0	0			,		0.00	3712731
2026-03-29 12:39:11	5	-0.4	-3.4	-11.7	0.1	31			,		0.00	3712732
2026-03-29 12:42:11	6	-1.4	-4.8	-7.9	0.8	157	36.5	24.3	0.34, 0.68	0.76	3.18	3712733
2026-03-29 12:45:11	7	-3.4	-9.0	-7.9	2.0	385	36.2	24.5	0.34, 0.68	0.76	0.00	3712739
2026-03-29 12:48:11	8	-4.0	-10.1	-8.6	2.2	420	36.7	24.8	0.34, 0.69	0.77	0.00	3712740
2026-03-29 12:51:11	9	-3.2	-10.3	-10.0	1.5	291			,		1.00	3712741
2026-03-29 12:54:11	10	-5.1	-10.7	-9.3	2.5	495	-21.4	-64.1	-0.85, -0.32	0.90	1.29	3712746
2026-03-29 12:57:11	11	-5.2	-9.4	-10.0	2.5	487	-21.4	-64.7	-0.85, -0.32	0.91	1.38	3712747
2026-03-29 13:00:11	12	-6.6	-10.1	-10.0	3.2	618			,		1.22	3712749
2026-03-29 13:03:11	13	-9.3	-12.2	-9.7	4.4	850	-21.5	-63.2	-0.84, -0.32	0.90	0.93	3712750
2026-03-29 13:06:11	14	-12.3	-13.4	-10.3	5.6	1078	-21.5	-63.1	-0.84, -0.32	0.90	0.00	3712753
2026-03-29 13:09:11	15	-14.5	-15.3	-10.2	6.6	1259	-21.7	-63.4	-0.84, -0.32	0.90	0.00	3712754
2026-03-29 13:12:11	16	-15.4	-15.0	-10.8	6.8	1283	36.2	26.4	0.36, 0.68	0.77	0.00	3712759
2026-03-29 13:15:11	17	-25.0	-18.8	-10.5	11.5	2034	38.5	29.7	0.39, 0.71	0.81	0.00	3712760
2026-03-29 13:18:11	18	-27.1	-18.8	-10.3	12.6	2216	38.5	29.5	0.39, 0.70	0.81	0.00	3712761
2026-03-29 13:21:11	19	-21.4	-19.4	-11.1	8.8	1672	36.4	26.3	0.36, 0.68	0.77	0.00	3712762
2026-03-29 13:24:11	20	-22.6	-20.3	-10.9	9.2	1750	36.3	26.3	0.36, 0.68	0.77	0.00	3712763