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 15257
Detector 24h operating status: Last processed image: 0 hours and 17 minutes ago (2026-03-21 20:42 UTC) Last detected dimming: 4 hours and 23 minutes ago (2026-03-21 16:36 UTC) Overview for dimming #: 15257 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 #: 15257
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-03-19 05:54:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3703030

2026-03-19 05:57:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3703031

2026-03-19 06:00:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3703032

2026-03-19 06:03:11 4 0.0 0.0 0.0 0.0 0 , 0.00 3703036

2026-03-19 06:06:11 5 0.0 0.0 0.0 0.0 0 , 3.71 3703037

2026-03-19 06:09:11 6 0.0 0.0 0.0 0.0 0 , 5.04 3703041

2026-03-19 06:12:11 7 -0.2 -0.8 -20.0 0.0 8 -19.2 20.8 0.34, -0.22 0.41 2.75 3703042

2026-03-19 06:27:11 8 -0.7 -3.9 -14.0 0.2 50 -23.0 15.5 0.25, -0.28 0.38 0.00 3703051

2026-03-19 06:30:11 9 -0.4 -3.5 -13.1 0.1 31 -22.6 16.9 0.27, -0.28 0.39 0.00 3703052

2026-03-19 06:33:11 10 -0.4 -4.1 -12.2 0.1 32 -22.6 16.9 0.27, -0.28 0.39 0.00 3703055

2026-03-19 06:36:11 11 -0.3 -3.0 -13.9 0.1 25 -22.6 17.6 0.28, -0.28 0.40 0.00 3703056

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
2026-03-19 05:54:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3703030
2026-03-19 05:57:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3703031
2026-03-19 06:00:11	3	0.0	0.0	0.0	0.0	0			,		0.00	3703032
2026-03-19 06:03:11	4	0.0	0.0	0.0	0.0	0			,		0.00	3703036
2026-03-19 06:06:11	5	0.0	0.0	0.0	0.0	0			,		3.71	3703037
2026-03-19 06:09:11	6	0.0	0.0	0.0	0.0	0			,		5.04	3703041
2026-03-19 06:12:11	7	-0.2	-0.8	-20.0	0.0	8	-19.2	20.8	0.34, -0.22	0.41	2.75	3703042
2026-03-19 06:27:11	8	-0.7	-3.9	-14.0	0.2	50	-23.0	15.5	0.25, -0.28	0.38	0.00	3703051
2026-03-19 06:30:11	9	-0.4	-3.5	-13.1	0.1	31	-22.6	16.9	0.27, -0.28	0.39	0.00	3703052
2026-03-19 06:33:11	10	-0.4	-4.1	-12.2	0.1	32	-22.6	16.9	0.27, -0.28	0.39	0.00	3703055
2026-03-19 06:36:11	11	-0.3	-3.0	-13.9	0.1	25	-22.6	17.6	0.28, -0.28	0.40	0.00	3703056