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 13578
Detector 24h operating status: Last processed image: 0 hours and 17 minutes ago (2025-08-31 01:39 UTC) Last detected dimming: 0 hours and 17 minutes ago (2025-08-31 01:39 UTC) Overview for dimming #: 13578 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 #: 13578
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2025-08-09 15:33:35 1 0.0 0.0 0.0 0.0 0 , 0.00 3495589

2025-08-09 15:36:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3495592

2025-08-09 15:39:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3495594

2025-08-09 15:42:11 4 -0.3 -1.3 -38.3 0.0 9 , 1.20 3495595

2025-08-09 15:45:11 5 -1.3 -7.3 -15.3 0.2 72 , 0.87 3495598

2025-08-09 15:48:11 6 -1.9 -8.7 -13.7 0.4 109 4.8 -19.6 -0.34, -0.02 0.34 4.64 3495599

2025-08-09 15:51:11 7 -3.8 -10.6 -9.8 1.1 321 4.5 -19.2 -0.33, -0.03 0.33 1.42 3495602

2025-08-09 15:54:11 8 -6.9 -14.9 -10.0 1.9 552 4.3 -20.3 -0.35, -0.03 0.35 0.91 3495603

2025-08-09 15:57:11 9 -8.7 -13.4 -10.3 2.3 662 4.6 -20.3 -0.35, -0.02 0.35 0.00 3495606

2025-08-09 16:00:11 10 -8.0 -13.2 -11.0 2.1 609 4.6 -19.9 -0.34, -0.02 0.35 0.00 3495607

2025-08-09 16:03:11 11 -10.1 -15.0 -11.7 2.5 733 4.6 -20.2 -0.35, -0.02 0.35 0.00 3495610

2025-08-09 16:06:11 12 -13.9 -17.6 -11.3 3.6 1045 4.3 -20.7 -0.36, -0.03 0.36 0.00 3495611

2025-08-09 16:09:11 13 -14.9 -18.6 -12.2 3.7 1068 4.2 -20.7 -0.36, -0.03 0.36 0.00 3495615

2025-08-09 16:12:11 14 -18.2 -22.1 -12.9 4.4 1259 4.1 -21.2 -0.37, -0.03 0.37 0.00 3495616

2025-08-09 16:15:11 15 -19.2 -21.3 -13.2 4.6 1306 4.2 -21.7 -0.37, -0.03 0.37 0.00 3495619

2025-08-09 16:18:11 16 -25.9 -19.9 -13.1 6.3 1769 7.8 -25.3 -0.43, 0.04 0.43 0.00 3495620

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
2025-08-09 15:33:35	1	0.0	0.0	0.0	0.0	0			,		0.00	3495589
2025-08-09 15:36:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3495592
2025-08-09 15:39:11	3	0.0	0.0	0.0	0.0	0			,		0.00	3495594
2025-08-09 15:42:11	4	-0.3	-1.3	-38.3	0.0	9			,		1.20	3495595
2025-08-09 15:45:11	5	-1.3	-7.3	-15.3	0.2	72			,		0.87	3495598
2025-08-09 15:48:11	6	-1.9	-8.7	-13.7	0.4	109	4.8	-19.6	-0.34, -0.02	0.34	4.64	3495599
2025-08-09 15:51:11	7	-3.8	-10.6	-9.8	1.1	321	4.5	-19.2	-0.33, -0.03	0.33	1.42	3495602
2025-08-09 15:54:11	8	-6.9	-14.9	-10.0	1.9	552	4.3	-20.3	-0.35, -0.03	0.35	0.91	3495603
2025-08-09 15:57:11	9	-8.7	-13.4	-10.3	2.3	662	4.6	-20.3	-0.35, -0.02	0.35	0.00	3495606
2025-08-09 16:00:11	10	-8.0	-13.2	-11.0	2.1	609	4.6	-19.9	-0.34, -0.02	0.35	0.00	3495607
2025-08-09 16:03:11	11	-10.1	-15.0	-11.7	2.5	733	4.6	-20.2	-0.35, -0.02	0.35	0.00	3495610
2025-08-09 16:06:11	12	-13.9	-17.6	-11.3	3.6	1045	4.3	-20.7	-0.36, -0.03	0.36	0.00	3495611
2025-08-09 16:09:11	13	-14.9	-18.6	-12.2	3.7	1068	4.2	-20.7	-0.36, -0.03	0.36	0.00	3495615
2025-08-09 16:12:11	14	-18.2	-22.1	-12.9	4.4	1259	4.1	-21.2	-0.37, -0.03	0.37	0.00	3495616
2025-08-09 16:15:11	15	-19.2	-21.3	-13.2	4.6	1306	4.2	-21.7	-0.37, -0.03	0.37	0.00	3495619
2025-08-09 16:18:11	16	-25.9	-19.9	-13.1	6.3	1769	7.8	-25.3	-0.43, 0.04	0.43	0.00	3495620