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 13807
Detector 24h operating status: Last processed image: 0 hours and 19 minutes ago (2025-09-08 00:51 UTC) Last detected dimming: 0 hours and 18 minutes ago (2025-09-08 00:51 UTC) Overview for dimming #: 13807 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 #: 13807
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2025-09-06 03:54:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3521219

2025-09-06 03:57:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3521220

2025-09-06 04:00:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3521221

2025-09-06 04:03:11 4 0.0 0.0 0.0 0.0 0 , 0.00 3521225

2025-09-06 04:06:11 5 -0.7 -7.3 -13.8 0.2 49 , 0.00 3521226

2025-09-06 04:09:11 6 -1.8 -12.0 -10.7 0.4 127 , 4.57 3521229

2025-09-06 04:12:11 7 -1.9 -12.3 -11.7 0.5 138 , 0.00 3521230

2025-09-06 04:15:35 8 -1.8 -12.2 -12.4 0.5 128 , 1.21 3521231

2025-09-06 04:18:11 9 -1.8 -12.9 -12.9 0.5 128 , 0.00 3521234

2025-09-06 04:21:11 10 -1.5 -11.5 -11.9 0.4 110 , 1.30 3521235

2025-09-06 04:24:11 11 -2.0 -9.6 -12.3 0.5 133 25.4 9.2 0.15, 0.32 0.35 1.84 3521237

2025-09-06 04:27:11 12 -2.8 -10.5 -11.0 0.7 192 26.0 9.7 0.15, 0.33 0.36 0.00 3521240

2025-09-06 04:30:11 13 -3.4 -11.8 -11.0 0.8 234 26.5 10.2 0.16, 0.34 0.37 0.00 3521241

2025-09-06 04:33:11 14 -3.4 -13.4 -12.6 0.7 216 26.6 10.1 0.16, 0.34 0.37 0.00 3521244

2025-09-06 04:36:11 15 -2.9 -11.7 -12.9 0.6 179 26.3 9.9 0.16, 0.33 0.37 0.00 3521245

2025-09-06 04:39:11 16 -0.3 -2.4 -10.4 0.1 23 23.0 5.0 0.08, 0.28 0.29 0.00 3521248

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
2025-09-06 03:54:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3521219
2025-09-06 03:57:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3521220
2025-09-06 04:00:11	3	0.0	0.0	0.0	0.0	0			,		0.00	3521221
2025-09-06 04:03:11	4	0.0	0.0	0.0	0.0	0			,		0.00	3521225
2025-09-06 04:06:11	5	-0.7	-7.3	-13.8	0.2	49			,		0.00	3521226
2025-09-06 04:09:11	6	-1.8	-12.0	-10.7	0.4	127			,		4.57	3521229
2025-09-06 04:12:11	7	-1.9	-12.3	-11.7	0.5	138			,		0.00	3521230
2025-09-06 04:15:35	8	-1.8	-12.2	-12.4	0.5	128			,		1.21	3521231
2025-09-06 04:18:11	9	-1.8	-12.9	-12.9	0.5	128			,		0.00	3521234
2025-09-06 04:21:11	10	-1.5	-11.5	-11.9	0.4	110			,		1.30	3521235
2025-09-06 04:24:11	11	-2.0	-9.6	-12.3	0.5	133	25.4	9.2	0.15, 0.32	0.35	1.84	3521237
2025-09-06 04:27:11	12	-2.8	-10.5	-11.0	0.7	192	26.0	9.7	0.15, 0.33	0.36	0.00	3521240
2025-09-06 04:30:11	13	-3.4	-11.8	-11.0	0.8	234	26.5	10.2	0.16, 0.34	0.37	0.00	3521241
2025-09-06 04:33:11	14	-3.4	-13.4	-12.6	0.7	216	26.6	10.1	0.16, 0.34	0.37	0.00	3521244
2025-09-06 04:36:11	15	-2.9	-11.7	-12.9	0.6	179	26.3	9.9	0.16, 0.33	0.37	0.00	3521245
2025-09-06 04:39:11	16	-0.3	-2.4	-10.4	0.1	23	23.0	5.0	0.08, 0.28	0.29	0.00	3521248