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 8585
Detector 24h operating status: Last processed image: 0 hours and 20 minutes ago (2025-12-14 16:24 UTC) Last detected dimming: 3 hours and 29 minutes ago (2025-12-14 13:15 UTC) Overview for dimming #: 8585 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 #: 8585
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2023-12-01 11:48:11 1 0.0 0.0 0.0 0.0 0 , 0.00 2965258

2023-12-01 11:51:11 2 0.0 0.0 0.0 0.0 0 , 0.00 2965259

2023-12-01 11:54:11 3 0.0 0.0 0.0 0.0 0 , 0.00 2965260

2023-12-01 11:57:11 4 -0.3 -1.8 -28.3 0.1 13 , 0.00 2965261

2023-12-01 12:00:11 5 -3.8 -16.1 -9.6 1.4 291 -26.6 40.5 0.59, -0.46 0.75 0.00 2965268

2023-12-01 12:03:11 6 -7.2 -13.1 -9.5 3.1 657 -27.8 39.3 0.57, -0.48 0.75 2.58 2965269

2023-12-01 12:06:11 7 -10.9 -19.9 -10.1 3.9 848 -29.4 34.9 0.50, -0.51 0.72 2.13 2965270

2023-12-01 12:09:01 8 -19.1 -27.7 -10.5 6.7 1474 -29.6 34.6 0.50, -0.51 0.71 2.50 2965271

2023-12-01 12:12:11 9 -25.8 -38.4 -10.7 8.5 1862 -29.7 34.2 0.49, -0.51 0.71 1.62 2965272

2023-12-01 12:15:11 10 -30.6 -40.5 -10.6 10.1 2227 -29.8 34.2 0.49, -0.51 0.71 0.00 2965273

2023-12-01 12:18:11 11 -33.2 -42.4 -11.1 10.8 2384 -29.9 34.2 0.49, -0.52 0.71 0.00 2965280

2023-12-01 12:21:11 12 -32.8 -43.2 -11.4 10.4 2285 -29.7 34.4 0.50, -0.51 0.71 1.18 2965281

2023-12-01 12:24:11 13 -30.8 -40.3 -11.2 9.7 2115 -28.9 34.9 0.51, -0.50 0.71 9.14 2965282

2023-12-01 12:27:11 14 -30.2 -39.5 -11.6 9.7 2092 -29.9 34.8 0.50, -0.52 0.72 1.64 2965283

2023-12-01 12:30:11 15 -28.9 -37.6 -11.5 9.2 1996 -29.8 35.2 0.51, -0.51 0.72 0.00 2965284

2023-12-01 12:33:11 16 -27.7 -36.2 -11.4 9.0 1949 -29.8 35.6 0.51, -0.51 0.72 0.00 2965285

2023-12-01 12:36:11 17 -27.0 -34.0 -11.4 8.7 1878 -29.5 36.0 0.52, -0.51 0.73 0.00 2965294

2023-12-01 12:39:11 18 -27.4 -30.8 -12.0 8.7 1894 -29.9 35.9 0.51, -0.52 0.73 1.02 2965295

2023-12-01 12:42:11 19 -27.5 -29.3 -12.1 8.7 1902 -30.5 35.4 0.51, -0.52 0.73 0.00 2965296

2023-12-01 12:45:11 20 -27.3 -26.5 -12.0 8.9 1928 -31.0 35.3 0.50, -0.53 0.73 0.00 2965297

2023-12-01 12:48:11 21 -25.1 -24.2 -11.9 8.5 1812 -30.6 35.9 0.51, -0.53 0.73 0.00 2965298

2023-12-01 12:51:11 22 -25.5 -21.5 -11.8 9.1 1891 -31.8 35.4 0.50, -0.54 0.74 0.00 2965299

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
2023-12-01 11:48:11	1	0.0	0.0	0.0	0.0	0			,		0.00	2965258
2023-12-01 11:51:11	2	0.0	0.0	0.0	0.0	0			,		0.00	2965259
2023-12-01 11:54:11	3	0.0	0.0	0.0	0.0	0			,		0.00	2965260
2023-12-01 11:57:11	4	-0.3	-1.8	-28.3	0.1	13			,		0.00	2965261
2023-12-01 12:00:11	5	-3.8	-16.1	-9.6	1.4	291	-26.6	40.5	0.59, -0.46	0.75	0.00	2965268
2023-12-01 12:03:11	6	-7.2	-13.1	-9.5	3.1	657	-27.8	39.3	0.57, -0.48	0.75	2.58	2965269
2023-12-01 12:06:11	7	-10.9	-19.9	-10.1	3.9	848	-29.4	34.9	0.50, -0.51	0.72	2.13	2965270
2023-12-01 12:09:01	8	-19.1	-27.7	-10.5	6.7	1474	-29.6	34.6	0.50, -0.51	0.71	2.50	2965271
2023-12-01 12:12:11	9	-25.8	-38.4	-10.7	8.5	1862	-29.7	34.2	0.49, -0.51	0.71	1.62	2965272
2023-12-01 12:15:11	10	-30.6	-40.5	-10.6	10.1	2227	-29.8	34.2	0.49, -0.51	0.71	0.00	2965273
2023-12-01 12:18:11	11	-33.2	-42.4	-11.1	10.8	2384	-29.9	34.2	0.49, -0.52	0.71	0.00	2965280
2023-12-01 12:21:11	12	-32.8	-43.2	-11.4	10.4	2285	-29.7	34.4	0.50, -0.51	0.71	1.18	2965281
2023-12-01 12:24:11	13	-30.8	-40.3	-11.2	9.7	2115	-28.9	34.9	0.51, -0.50	0.71	9.14	2965282
2023-12-01 12:27:11	14	-30.2	-39.5	-11.6	9.7	2092	-29.9	34.8	0.50, -0.52	0.72	1.64	2965283
2023-12-01 12:30:11	15	-28.9	-37.6	-11.5	9.2	1996	-29.8	35.2	0.51, -0.51	0.72	0.00	2965284
2023-12-01 12:33:11	16	-27.7	-36.2	-11.4	9.0	1949	-29.8	35.6	0.51, -0.51	0.72	0.00	2965285
2023-12-01 12:36:11	17	-27.0	-34.0	-11.4	8.7	1878	-29.5	36.0	0.52, -0.51	0.73	0.00	2965294
2023-12-01 12:39:11	18	-27.4	-30.8	-12.0	8.7	1894	-29.9	35.9	0.51, -0.52	0.73	1.02	2965295
2023-12-01 12:42:11	19	-27.5	-29.3	-12.1	8.7	1902	-30.5	35.4	0.51, -0.52	0.73	0.00	2965296
2023-12-01 12:45:11	20	-27.3	-26.5	-12.0	8.9	1928	-31.0	35.3	0.50, -0.53	0.73	0.00	2965297
2023-12-01 12:48:11	21	-25.1	-24.2	-11.9	8.5	1812	-30.6	35.9	0.51, -0.53	0.73	0.00	2965298
2023-12-01 12:51:11	22	-25.5	-21.5	-11.8	9.1	1891	-31.8	35.4	0.50, -0.54	0.74	0.00	2965299