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 13768
Detector 24h operating status: Last processed image: 0 hours and 25 minutes ago (2026-01-16 11:30 UTC) Last detected dimming: 1 hours and 7 minutes ago (2026-01-16 10:48 UTC) Overview for dimming #: 13768 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 #: 13768
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2025-09-02 06:39:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3517488

2025-09-02 06:42:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3517491

2025-09-02 06:45:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3517494

2025-09-02 06:48:11 4 0.0 0.0 0.0 0.0 0 , 0.00 3517495

2025-09-02 06:51:35 5 0.0 0.0 0.0 0.0 0 , 0.96 3517496

2025-09-02 06:54:11 6 0.0 0.0 0.0 0.0 0 , 3.87 3517499

2025-09-02 06:57:11 7 -0.1 0.0 -19.2 0.0 4 22.4 -54.6 -0.76, 0.31 0.82 0.00 3517500

2025-09-02 07:00:11 8 -0.1 -0.3 -20.3 0.0 5 22.3 -54.5 -0.76, 0.31 0.82 0.00 3517503

2025-09-02 07:03:11 9 -0.1 -0.7 -20.9 0.0 5 , 0.00 3517504

2025-09-02 07:06:11 10 -0.4 -3.9 -13.2 0.3 27 22.4 -54.6 -0.76, 0.31 0.82 0.00 3517507

2025-09-02 07:09:11 11 -0.9 -5.3 -12.4 0.8 76 , 0.00 3517508

2025-09-02 07:12:11 12 -0.8 -5.2 -10.9 0.7 72 22.4 -54.3 -0.76, 0.31 0.82 0.00 3517511

2025-09-02 07:15:23 13 -1.7 -8.1 -12.0 1.5 148 22.4 -54.3 -0.76, 0.31 0.82 0.00 3517512

2025-09-02 07:18:11 14 -2.7 -9.8 -10.8 2.4 244 , 0.00 3517515

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
2025-09-02 06:39:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3517488
2025-09-02 06:42:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3517491
2025-09-02 06:45:11	3	0.0	0.0	0.0	0.0	0			,		0.00	3517494
2025-09-02 06:48:11	4	0.0	0.0	0.0	0.0	0			,		0.00	3517495
2025-09-02 06:51:35	5	0.0	0.0	0.0	0.0	0			,		0.96	3517496
2025-09-02 06:54:11	6	0.0	0.0	0.0	0.0	0			,		3.87	3517499
2025-09-02 06:57:11	7	-0.1	0.0	-19.2	0.0	4	22.4	-54.6	-0.76, 0.31	0.82	0.00	3517500
2025-09-02 07:00:11	8	-0.1	-0.3	-20.3	0.0	5	22.3	-54.5	-0.76, 0.31	0.82	0.00	3517503
2025-09-02 07:03:11	9	-0.1	-0.7	-20.9	0.0	5			,		0.00	3517504
2025-09-02 07:06:11	10	-0.4	-3.9	-13.2	0.3	27	22.4	-54.6	-0.76, 0.31	0.82	0.00	3517507
2025-09-02 07:09:11	11	-0.9	-5.3	-12.4	0.8	76			,		0.00	3517508
2025-09-02 07:12:11	12	-0.8	-5.2	-10.9	0.7	72	22.4	-54.3	-0.76, 0.31	0.82	0.00	3517511
2025-09-02 07:15:23	13	-1.7	-8.1	-12.0	1.5	148	22.4	-54.3	-0.76, 0.31	0.82	0.00	3517512
2025-09-02 07:18:11	14	-2.7	-9.8	-10.8	2.4	244			,		0.00	3517515