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 14477
Detector 24h operating status: Last processed image: 0 hours and 22 minutes ago (2025-12-05 21:15 UTC) Last detected dimming: 0 hours and 34 minutes ago (2025-12-05 21:03 UTC) Overview for dimming #: 14477 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 #: 14477
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2025-11-23 05:36:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3595253

2025-11-23 05:39:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3595257

2025-11-23 05:42:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3595258

2025-11-23 05:45:11 4 0.0 0.0 0.0 0.0 0 , 0.00 3595259

2025-11-23 05:48:11 5 0.0 0.0 0.0 0.0 0 , 1.54 3595260

2025-11-23 05:51:11 6 0.0 0.0 0.0 0.0 0 , 2.12 3595265

2025-11-23 05:54:11 7 0.0 0.0 -8.6 0.0 1 , 0.00 3595266

2025-11-23 05:57:11 8 0.0 0.0 -10.3 0.0 1 , 0.00 3595267

2025-11-23 06:00:11 9 -0.1 -0.7 -10.4 0.1 10 -23.4 -64.5 -0.84, -0.41 0.93 0.91 3595268

2025-11-23 06:03:11 10 -0.1 0.0 -9.8 0.1 9 -23.6 -65.1 -0.84, -0.42 0.94 0.00 3595271

2025-11-23 06:06:11 11 -0.3 -0.5 -9.6 0.1 16 -20.3 -61.9 -0.84, -0.36 0.91 0.00 3595272

2025-11-23 06:09:11 12 0.0 0.0 -11.5 0.0 4 , 0.00 3595277

2025-11-23 06:12:11 13 -0.1 -0.4 -12.1 0.0 5 -23.6 -65.1 -0.84, -0.42 0.94 0.00 3595278

2025-11-23 06:15:11 14 -0.5 -0.9 -39.4 0.1 12 -20.1 -61.8 -0.84, -0.36 0.91 0.00 3595279

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
2025-11-23 05:36:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3595253
2025-11-23 05:39:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3595257
2025-11-23 05:42:11	3	0.0	0.0	0.0	0.0	0			,		0.00	3595258
2025-11-23 05:45:11	4	0.0	0.0	0.0	0.0	0			,		0.00	3595259
2025-11-23 05:48:11	5	0.0	0.0	0.0	0.0	0			,		1.54	3595260
2025-11-23 05:51:11	6	0.0	0.0	0.0	0.0	0			,		2.12	3595265
2025-11-23 05:54:11	7	0.0	0.0	-8.6	0.0	1			,		0.00	3595266
2025-11-23 05:57:11	8	0.0	0.0	-10.3	0.0	1			,		0.00	3595267
2025-11-23 06:00:11	9	-0.1	-0.7	-10.4	0.1	10	-23.4	-64.5	-0.84, -0.41	0.93	0.91	3595268
2025-11-23 06:03:11	10	-0.1	0.0	-9.8	0.1	9	-23.6	-65.1	-0.84, -0.42	0.94	0.00	3595271
2025-11-23 06:06:11	11	-0.3	-0.5	-9.6	0.1	16	-20.3	-61.9	-0.84, -0.36	0.91	0.00	3595272
2025-11-23 06:09:11	12	0.0	0.0	-11.5	0.0	4			,		0.00	3595277
2025-11-23 06:12:11	13	-0.1	-0.4	-12.1	0.0	5	-23.6	-65.1	-0.84, -0.42	0.94	0.00	3595278
2025-11-23 06:15:11	14	-0.5	-0.9	-39.4	0.1	12	-20.1	-61.8	-0.84, -0.36	0.91	0.00	3595279