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 13568
Detector 24h operating status: Last processed image: 0 hours and 23 minutes ago (2026-08-07 16:12 UTC) Last detected dimming: 9 hours and 32 minutes ago (2026-08-07 07:03 UTC) Overview for dimming #: 13568 back to overview Animations and graphs derotated original images ( non-derotated ) dimming intensity dimming mask base difference ( percentage ) running difference ( percentage )	more	more	more

Details for dimming #: 13568
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2025-08-08 14:21:35 1 0.0 0.0 0.0 0.0 0 , 0.00 3494581

2025-08-08 14:24:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3494584

2025-08-08 14:27:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3494585

2025-08-08 14:30:11 4 -0.1 0.0 -34.0 0.0 2 , 0.00 3494588

2025-08-08 14:33:11 5 -0.7 -4.5 -36.5 0.1 16 10.0 50.5 0.77, 0.11 0.78 1.46 3494589

2025-08-08 14:36:11 6 -2.3 -14.1 -18.5 0.4 75 10.0 50.6 0.77, 0.11 0.78 1.58 3494592

2025-08-08 14:39:11 7 -3.1 -19.1 -17.5 0.6 107 10.0 50.5 0.77, 0.10 0.78 3.85 3494593

2025-08-08 14:42:11 8 -3.6 -22.2 -19.9 0.6 123 10.0 50.8 0.77, 0.11 0.78 0.00 3494598

2025-08-08 14:45:11 9 -5.2 -29.9 -22.6 0.7 136 9.8 50.3 0.77, 0.10 0.77 0.89 3494599

2025-08-08 14:48:11 10 -6.4 -34.6 -28.8 0.8 158 9.8 50.3 0.77, 0.10 0.77 0.00 3494600

2025-08-08 14:51:11 11 -7.9 -36.5 -23.7 1.1 219 9.9 50.4 0.77, 0.10 0.77 0.00 3494601

2025-08-08 14:54:11 12 -9.3 -37.5 -23.9 1.4 282 10.2 50.0 0.76, 0.11 0.77 2.27 3494604

2025-08-08 14:57:11 13 -12.5 -52.2 -25.3 1.7 337 9.9 50.0 0.76, 0.10 0.77 1.28 3494605

2025-08-08 15:00:11 14 -12.5 -47.3 -25.2 1.7 338 10.0 50.0 0.76, 0.10 0.77 0.00 3494608

2025-08-08 15:03:11 15 -12.8 -47.5 -25.5 1.8 350 10.1 50.2 0.77, 0.11 0.77 0.00 3494609

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
2025-08-08 14:21:35	1	0.0	0.0	0.0	0.0	0			,		0.00	3494581
2025-08-08 14:24:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3494584
2025-08-08 14:27:11	3	0.0	0.0	0.0	0.0	0			,		0.00	3494585
2025-08-08 14:30:11	4	-0.1	0.0	-34.0	0.0	2			,		0.00	3494588
2025-08-08 14:33:11	5	-0.7	-4.5	-36.5	0.1	16	10.0	50.5	0.77, 0.11	0.78	1.46	3494589
2025-08-08 14:36:11	6	-2.3	-14.1	-18.5	0.4	75	10.0	50.6	0.77, 0.11	0.78	1.58	3494592
2025-08-08 14:39:11	7	-3.1	-19.1	-17.5	0.6	107	10.0	50.5	0.77, 0.10	0.78	3.85	3494593
2025-08-08 14:42:11	8	-3.6	-22.2	-19.9	0.6	123	10.0	50.8	0.77, 0.11	0.78	0.00	3494598
2025-08-08 14:45:11	9	-5.2	-29.9	-22.6	0.7	136	9.8	50.3	0.77, 0.10	0.77	0.89	3494599
2025-08-08 14:48:11	10	-6.4	-34.6	-28.8	0.8	158	9.8	50.3	0.77, 0.10	0.77	0.00	3494600
2025-08-08 14:51:11	11	-7.9	-36.5	-23.7	1.1	219	9.9	50.4	0.77, 0.10	0.77	0.00	3494601
2025-08-08 14:54:11	12	-9.3	-37.5	-23.9	1.4	282	10.2	50.0	0.76, 0.11	0.77	2.27	3494604
2025-08-08 14:57:11	13	-12.5	-52.2	-25.3	1.7	337	9.9	50.0	0.76, 0.10	0.77	1.28	3494605
2025-08-08 15:00:11	14	-12.5	-47.3	-25.2	1.7	338	10.0	50.0	0.76, 0.10	0.77	0.00	3494608
2025-08-08 15:03:11	15	-12.8	-47.5	-25.5	1.8	350	10.1	50.2	0.77, 0.11	0.77	0.00	3494609