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 15165
Detector 24h operating status: Last processed image: 0 hours and 23 minutes ago (2026-03-01 07:39 UTC) Last detected dimming: 0 hours and 34 minutes ago (2026-03-01 07:27 UTC) Overview for dimming #: 15165 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 #: 15165
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-02-28 10:27:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3686024

2026-02-28 10:30:35 2 0.0 0.0 0.0 0.0 0 , 0.00 3686025

2026-02-28 10:33:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3686030

2026-02-28 10:36:23 4 -0.9 -7.0 -13.1 0.5 60 , 0.00 3686031

2026-02-28 10:39:11 5 -0.9 -6.9 -15.4 0.4 49 6.7 -63.3 -0.90, 0.17 0.91 0.00 3686032

2026-02-28 10:42:11 6 -1.5 -9.3 -15.5 0.6 79 5.9 -64.0 -0.90, 0.16 0.92 3.32 3686033

2026-02-28 10:45:11 7 -2.6 -13.1 -13.7 1.0 137 6.2 -64.1 -0.90, 0.16 0.92 4.19 3686036

2026-02-28 11:00:11 8 -8.4 -36.0 -16.2 2.1 295 5.2 -64.8 -0.91, 0.14 0.92 0.00 3686046

2026-02-28 11:03:11 9 -8.0 -32.2 -16.0 2.1 288 5.4 -64.5 -0.91, 0.15 0.92 0.00 3686047

2026-02-28 11:06:11 10 -6.6 -20.9 -15.8 2.0 286 5.7 -64.0 -0.90, 0.15 0.92 0.00 3686048

2026-02-28 11:09:11 11 -6.8 -18.2 -15.0 2.2 304 6.1 -63.8 -0.90, 0.16 0.92 0.00 3686052

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
2026-02-28 10:27:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3686024
2026-02-28 10:30:35	2	0.0	0.0	0.0	0.0	0			,		0.00	3686025
2026-02-28 10:33:11	3	0.0	0.0	0.0	0.0	0			,		0.00	3686030
2026-02-28 10:36:23	4	-0.9	-7.0	-13.1	0.5	60			,		0.00	3686031
2026-02-28 10:39:11	5	-0.9	-6.9	-15.4	0.4	49	6.7	-63.3	-0.90, 0.17	0.91	0.00	3686032
2026-02-28 10:42:11	6	-1.5	-9.3	-15.5	0.6	79	5.9	-64.0	-0.90, 0.16	0.92	3.32	3686033
2026-02-28 10:45:11	7	-2.6	-13.1	-13.7	1.0	137	6.2	-64.1	-0.90, 0.16	0.92	4.19	3686036
2026-02-28 11:00:11	8	-8.4	-36.0	-16.2	2.1	295	5.2	-64.8	-0.91, 0.14	0.92	0.00	3686046
2026-02-28 11:03:11	9	-8.0	-32.2	-16.0	2.1	288	5.4	-64.5	-0.91, 0.15	0.92	0.00	3686047
2026-02-28 11:06:11	10	-6.6	-20.9	-15.8	2.0	286	5.7	-64.0	-0.90, 0.15	0.92	0.00	3686048
2026-02-28 11:09:11	11	-6.8	-18.2	-15.0	2.2	304	6.1	-63.8	-0.90, 0.16	0.92	0.00	3686052