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 13464
Detector 24h operating status: Last processed image: 0 hours and 18 minutes ago (2025-08-03 04:51 UTC) Last detected dimming: 0 hours and 18 minutes ago (2025-08-03 04:51 UTC) Overview for dimming #: 13464 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 #: 13464
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2025-07-31 08:03:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3486835

2025-07-31 08:06:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3486838

2025-07-31 08:09:11 3 -1.9 -8.8 -9.1 0.8 186 29.4 32.3 0.47, 0.42 0.63 257.43 3486839

2025-07-31 08:12:11 4 -7.3 -12.6 -9.8 4.0 618 29.0 31.8 0.47, 0.41 0.62 157.03 3486842

2025-07-31 08:15:11 5 -19.0 -13.9 -10.8 8.0 1460 13.4 0.5 0.01, 0.14 0.14 22.95 3486843

2025-07-31 08:18:11 6 -30.1 -17.5 -11.4 11.6 2211 19.9 36.1 0.56, 0.27 0.62 7.05 3486846

2025-07-31 08:21:11 7 -43.2 -19.3 -10.4 19.7 3331 18.4 -6.2 -0.10, 0.22 0.25 2.17 3486847

2025-07-31 08:24:11 8 -61.5 -21.3 -10.0 28.1 4835 20.8 -9.9 -0.16, 0.26 0.31 5.32 3486850

2025-07-31 08:27:11 9 -81.5 -21.7 -10.1 34.7 6357 20.7 -7.6 -0.13, 0.26 0.29 0.00 3486851

2025-07-31 08:30:11 10 -95.1 -22.6 -10.3 38.5 7246 21.1 -6.6 -0.11, 0.27 0.29 0.00 3486854

2025-07-31 08:33:11 11 -110.3 -25.7 -10.4 40.1 8187 21.1 -7.1 -0.12, 0.27 0.29 0.00 3486855

2025-07-31 08:36:11 12 -124.8 -28.1 -10.4 44.3 9345 21.2 -6.0 -0.10, 0.27 0.29 0.00 3486858

2025-07-31 08:39:11 13 -145.7 -29.2 -10.4 49.7 10784 21.4 -8.0 -0.13, 0.27 0.30 0.00 3486859

2025-07-31 08:42:11 14 -172.1 -30.9 -10.3 58.5 12764 20.4 -6.1 -0.10, 0.26 0.28 0.00 3486863

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
2025-07-31 08:03:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3486835
2025-07-31 08:06:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3486838
2025-07-31 08:09:11	3	-1.9	-8.8	-9.1	0.8	186	29.4	32.3	0.47, 0.42	0.63	257.43	3486839
2025-07-31 08:12:11	4	-7.3	-12.6	-9.8	4.0	618	29.0	31.8	0.47, 0.41	0.62	157.03	3486842
2025-07-31 08:15:11	5	-19.0	-13.9	-10.8	8.0	1460	13.4	0.5	0.01, 0.14	0.14	22.95	3486843
2025-07-31 08:18:11	6	-30.1	-17.5	-11.4	11.6	2211	19.9	36.1	0.56, 0.27	0.62	7.05	3486846
2025-07-31 08:21:11	7	-43.2	-19.3	-10.4	19.7	3331	18.4	-6.2	-0.10, 0.22	0.25	2.17	3486847
2025-07-31 08:24:11	8	-61.5	-21.3	-10.0	28.1	4835	20.8	-9.9	-0.16, 0.26	0.31	5.32	3486850
2025-07-31 08:27:11	9	-81.5	-21.7	-10.1	34.7	6357	20.7	-7.6	-0.13, 0.26	0.29	0.00	3486851
2025-07-31 08:30:11	10	-95.1	-22.6	-10.3	38.5	7246	21.1	-6.6	-0.11, 0.27	0.29	0.00	3486854
2025-07-31 08:33:11	11	-110.3	-25.7	-10.4	40.1	8187	21.1	-7.1	-0.12, 0.27	0.29	0.00	3486855
2025-07-31 08:36:11	12	-124.8	-28.1	-10.4	44.3	9345	21.2	-6.0	-0.10, 0.27	0.29	0.00	3486858
2025-07-31 08:39:11	13	-145.7	-29.2	-10.4	49.7	10784	21.4	-8.0	-0.13, 0.27	0.30	0.00	3486859
2025-07-31 08:42:11	14	-172.1	-30.9	-10.3	58.5	12764	20.4	-6.1	-0.10, 0.26	0.28	0.00	3486863