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 13795
Detector 24h operating status: Last processed image: 0 hours and 20 minutes ago (2025-09-08 00:51 UTC) Last detected dimming: 0 hours and 19 minutes ago (2025-09-08 00:51 UTC) Overview for dimming #: 13795 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 #: 13795
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2025-09-04 15:36:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3519768

2025-09-04 15:39:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3519769

2025-09-04 15:42:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3519770

2025-09-04 15:45:11 4 0.0 0.0 0.0 0.0 0 , 0.00 3519773

2025-09-04 15:48:11 5 0.0 0.0 0.0 0.0 0 , 0.00 3519774

2025-09-04 15:51:11 6 0.0 0.0 0.0 0.0 0 , 2.84 3519777

2025-09-04 15:54:11 7 -0.1 0.0 -12.1 0.0 5 , 0.00 3519778

2025-09-04 15:57:11 8 -0.3 -2.6 -11.6 0.1 21 , 0.00 3519781

2025-09-04 16:00:11 9 -1.3 -6.7 -12.0 0.2 66 , 0.00 3519782

2025-09-04 16:03:11 10 -2.4 -13.6 -17.5 0.4 106 , 0.00 3519785

2025-09-04 16:06:11 11 -3.3 -11.5 -15.4 0.5 151 31.7 -9.9 -0.15, 0.42 0.45 0.00 3519786

2025-09-04 16:09:11 12 -4.1 -17.3 -18.0 0.6 186 31.4 -9.9 -0.15, 0.42 0.44 0.00 3519789

2025-09-04 16:12:11 13 -4.2 -18.8 -18.6 0.6 184 31.4 -9.6 -0.14, 0.42 0.44 0.00 3519790

2025-09-04 16:15:11 14 -4.3 -16.8 -19.6 0.6 177 31.5 -10.0 -0.15, 0.42 0.44 0.00 3519792

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
2025-09-04 15:36:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3519768
2025-09-04 15:39:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3519769
2025-09-04 15:42:11	3	0.0	0.0	0.0	0.0	0			,		0.00	3519770
2025-09-04 15:45:11	4	0.0	0.0	0.0	0.0	0			,		0.00	3519773
2025-09-04 15:48:11	5	0.0	0.0	0.0	0.0	0			,		0.00	3519774
2025-09-04 15:51:11	6	0.0	0.0	0.0	0.0	0			,		2.84	3519777
2025-09-04 15:54:11	7	-0.1	0.0	-12.1	0.0	5			,		0.00	3519778
2025-09-04 15:57:11	8	-0.3	-2.6	-11.6	0.1	21			,		0.00	3519781
2025-09-04 16:00:11	9	-1.3	-6.7	-12.0	0.2	66			,		0.00	3519782
2025-09-04 16:03:11	10	-2.4	-13.6	-17.5	0.4	106			,		0.00	3519785
2025-09-04 16:06:11	11	-3.3	-11.5	-15.4	0.5	151	31.7	-9.9	-0.15, 0.42	0.45	0.00	3519786
2025-09-04 16:09:11	12	-4.1	-17.3	-18.0	0.6	186	31.4	-9.9	-0.15, 0.42	0.44	0.00	3519789
2025-09-04 16:12:11	13	-4.2	-18.8	-18.6	0.6	184	31.4	-9.6	-0.14, 0.42	0.44	0.00	3519790
2025-09-04 16:15:11	14	-4.3	-16.8	-19.6	0.6	177	31.5	-10.0	-0.15, 0.42	0.44	0.00	3519792