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 13579
Detector 24h operating status: Last processed image: 0 hours and 18 minutes ago (2025-08-31 06:21 UTC) Last detected dimming: 0 hours and 20 minutes ago (2025-08-31 06:18 UTC) Overview for dimming #: 13579 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 #: 13579
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2025-08-09 16:21:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3495622

2025-08-09 16:24:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3495623

2025-08-09 16:27:00 3 0.0 0.0 0.0 0.0 0 , 0.00 3495626

2025-08-09 16:30:11 4 0.0 0.0 0.0 0.0 0 , 0.00 3495627

2025-08-09 16:33:11 5 0.0 0.0 0.0 0.0 0 , 1.08 3495630

2025-08-09 16:36:11 6 -0.4 -4.4 -9.6 0.1 38 12.5 15.6 0.27, 0.11 0.29 2.13 3495631

2025-08-09 16:39:11 7 -0.8 -7.4 -9.7 0.2 73 12.4 15.3 0.26, 0.11 0.28 0.98 3495634

2025-08-09 16:42:11 8 -1.0 -8.9 -9.3 0.3 87 12.5 15.3 0.26, 0.11 0.28 0.00 3495635

2025-08-09 16:45:00 9 -0.8 -8.3 -11.6 0.2 69 12.5 15.2 0.26, 0.11 0.28 1.25 3495638

2025-08-09 16:48:11 10 -0.5 -5.4 -10.7 0.1 41 12.4 15.3 0.26, 0.11 0.28 1.07 3495639

2025-08-09 16:51:11 11 0.0 0.0 0.0 0.0 0 , 0.00 3495642

2025-08-09 16:54:11 12 0.0 0.0 0.0 0.0 0 , 0.00 3495643

2025-08-09 16:57:11 13 0.0 0.0 0.0 0.0 0 , 0.00 3495646

2025-08-09 17:00:11 14 0.0 0.0 0.0 0.0 0 , 0.00 3495647

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 16:21:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3495622
2025-08-09 16:24:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3495623
2025-08-09 16:27:00	3	0.0	0.0	0.0	0.0	0			,		0.00	3495626
2025-08-09 16:30:11	4	0.0	0.0	0.0	0.0	0			,		0.00	3495627
2025-08-09 16:33:11	5	0.0	0.0	0.0	0.0	0			,		1.08	3495630
2025-08-09 16:36:11	6	-0.4	-4.4	-9.6	0.1	38	12.5	15.6	0.27, 0.11	0.29	2.13	3495631
2025-08-09 16:39:11	7	-0.8	-7.4	-9.7	0.2	73	12.4	15.3	0.26, 0.11	0.28	0.98	3495634
2025-08-09 16:42:11	8	-1.0	-8.9	-9.3	0.3	87	12.5	15.3	0.26, 0.11	0.28	0.00	3495635
2025-08-09 16:45:00	9	-0.8	-8.3	-11.6	0.2	69	12.5	15.2	0.26, 0.11	0.28	1.25	3495638
2025-08-09 16:48:11	10	-0.5	-5.4	-10.7	0.1	41	12.4	15.3	0.26, 0.11	0.28	1.07	3495639
2025-08-09 16:51:11	11	0.0	0.0	0.0	0.0	0			,		0.00	3495642
2025-08-09 16:54:11	12	0.0	0.0	0.0	0.0	0			,		0.00	3495643
2025-08-09 16:57:11	13	0.0	0.0	0.0	0.0	0			,		0.00	3495646
2025-08-09 17:00:11	14	0.0	0.0	0.0	0.0	0			,		0.00	3495647