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 13415
Detector 24h operating status: Last processed image: 0 hours and 21 minutes ago (2026-07-22 20:27 UTC) Last detected dimming: 7 hours and 6 minutes ago (2026-07-22 13:42 UTC) Overview for dimming #: 13415 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 #: 13415
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2025-07-26 09:06:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3482352

2025-07-26 09:09:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3482353

2025-07-26 09:12:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3482356

2025-07-26 09:15:11 4 0.0 0.0 0.0 0.0 0 , 0.00 3482357

2025-07-26 09:18:11 5 0.0 0.0 0.0 0.0 0 , 4.55 3482360

2025-07-26 09:21:11 6 0.0 0.0 0.0 0.0 0 , 0.00 3482361

2025-07-26 09:24:11 7 -0.5 -4.8 -25.3 0.1 21 -25.8 -10.3 -0.16, -0.52 0.55 0.00 3482365

2025-07-26 09:27:11 8 -1.9 -9.0 -15.2 0.5 99 -26.0 -10.2 -0.16, -0.53 0.55 0.00 3482366

2025-07-26 09:30:11 9 -2.3 -11.3 -12.9 0.8 124 -26.0 -10.2 -0.16, -0.52 0.55 0.89 3482368

2025-07-26 09:33:11 10 -1.9 -9.4 -14.4 0.5 102 -25.8 -10.3 -0.16, -0.52 0.55 0.00 3482369

2025-07-26 09:36:11 11 -2.4 -9.5 -11.2 0.6 149 -26.1 -10.1 -0.16, -0.53 0.55 0.00 3482374

2025-07-26 09:39:11 12 -2.5 -9.1 -11.6 0.6 155 -26.3 -10.0 -0.16, -0.53 0.55 0.92 3482375

2025-07-26 09:42:11 13 -3.0 -9.9 -10.4 0.8 211 -26.2 -10.0 -0.16, -0.53 0.55 0.00 3482376

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
2025-07-26 09:06:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3482352
2025-07-26 09:09:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3482353
2025-07-26 09:12:11	3	0.0	0.0	0.0	0.0	0			,		0.00	3482356
2025-07-26 09:15:11	4	0.0	0.0	0.0	0.0	0			,		0.00	3482357
2025-07-26 09:18:11	5	0.0	0.0	0.0	0.0	0			,		4.55	3482360
2025-07-26 09:21:11	6	0.0	0.0	0.0	0.0	0			,		0.00	3482361
2025-07-26 09:24:11	7	-0.5	-4.8	-25.3	0.1	21	-25.8	-10.3	-0.16, -0.52	0.55	0.00	3482365
2025-07-26 09:27:11	8	-1.9	-9.0	-15.2	0.5	99	-26.0	-10.2	-0.16, -0.53	0.55	0.00	3482366
2025-07-26 09:30:11	9	-2.3	-11.3	-12.9	0.8	124	-26.0	-10.2	-0.16, -0.52	0.55	0.89	3482368
2025-07-26 09:33:11	10	-1.9	-9.4	-14.4	0.5	102	-25.8	-10.3	-0.16, -0.52	0.55	0.00	3482369
2025-07-26 09:36:11	11	-2.4	-9.5	-11.2	0.6	149	-26.1	-10.1	-0.16, -0.53	0.55	0.00	3482374
2025-07-26 09:39:11	12	-2.5	-9.1	-11.6	0.6	155	-26.3	-10.0	-0.16, -0.53	0.55	0.92	3482375
2025-07-26 09:42:11	13	-3.0	-9.9	-10.4	0.8	211	-26.2	-10.0	-0.16, -0.53	0.55	0.00	3482376