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 15166
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 #: 15166 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 #: 15166
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-02-28 12:36:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3686107

2026-02-28 12:39:11 2 0.0 0.0 0.0 0.0 0 , 0.86 3686112

2026-02-28 12:42:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3686113

2026-02-28 12:45:11 4 0.0 0.0 0.0 0.0 0 , 1.04 3686116

2026-02-28 12:48:23 5 0.0 0.0 0.0 0.0 0 , 0.98 3686117

2026-02-28 12:51:11 6 -0.7 -7.4 -11.1 0.4 61 4.7 -63.5 -0.90, 0.14 0.91 1.60 3686122

2026-02-28 12:54:11 7 -0.4 -3.6 -10.0 0.2 33 4.8 -63.2 -0.90, 0.14 0.91 0.00 3686123

2026-02-28 12:57:11 8 -0.9 -4.1 -9.7 0.6 82 5.0 -60.9 -0.88, 0.15 0.89 0.00 3686124

2026-02-28 13:00:11 9 -1.3 -5.2 -11.5 0.7 106 5.3 -57.9 -0.85, 0.16 0.87 0.00 3686125

2026-02-28 13:03:11 10 -1.9 -8.8 -12.0 1.0 151 5.2 -58.8 -0.86, 0.16 0.88 0.00 3686128

2026-02-28 13:06:11 11 -2.5 -9.9 -11.1 1.3 197 5.3 -58.5 -0.86, 0.16 0.87 0.00 3686129

2026-02-28 13:09:11 12 -3.8 -13.5 -9.6 2.1 315 5.4 -57.8 -0.85, 0.16 0.87 0.00 3686131

2026-02-28 13:12:11 13 -2.7 -14.6 -11.8 1.2 193 5.5 -57.1 -0.85, 0.17 0.86 0.00 3686132

2026-02-28 13:15:11 14 -5.1 -17.1 -10.6 2.5 387 5.6 -57.4 -0.85, 0.17 0.86 0.00 3686136

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 12:36:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3686107
2026-02-28 12:39:11	2	0.0	0.0	0.0	0.0	0			,		0.86	3686112
2026-02-28 12:42:11	3	0.0	0.0	0.0	0.0	0			,		0.00	3686113
2026-02-28 12:45:11	4	0.0	0.0	0.0	0.0	0			,		1.04	3686116
2026-02-28 12:48:23	5	0.0	0.0	0.0	0.0	0			,		0.98	3686117
2026-02-28 12:51:11	6	-0.7	-7.4	-11.1	0.4	61	4.7	-63.5	-0.90, 0.14	0.91	1.60	3686122
2026-02-28 12:54:11	7	-0.4	-3.6	-10.0	0.2	33	4.8	-63.2	-0.90, 0.14	0.91	0.00	3686123
2026-02-28 12:57:11	8	-0.9	-4.1	-9.7	0.6	82	5.0	-60.9	-0.88, 0.15	0.89	0.00	3686124
2026-02-28 13:00:11	9	-1.3	-5.2	-11.5	0.7	106	5.3	-57.9	-0.85, 0.16	0.87	0.00	3686125
2026-02-28 13:03:11	10	-1.9	-8.8	-12.0	1.0	151	5.2	-58.8	-0.86, 0.16	0.88	0.00	3686128
2026-02-28 13:06:11	11	-2.5	-9.9	-11.1	1.3	197	5.3	-58.5	-0.86, 0.16	0.87	0.00	3686129
2026-02-28 13:09:11	12	-3.8	-13.5	-9.6	2.1	315	5.4	-57.8	-0.85, 0.16	0.87	0.00	3686131
2026-02-28 13:12:11	13	-2.7	-14.6	-11.8	1.2	193	5.5	-57.1	-0.85, 0.17	0.86	0.00	3686132
2026-02-28 13:15:11	14	-5.1	-17.1	-10.6	2.5	387	5.6	-57.4	-0.85, 0.17	0.86	0.00	3686136