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 13608
Detector 24h operating status: Last processed image: 0 hours and 17 minutes ago (2025-08-18 02:51 UTC) Last detected dimming: 2 hours and 29 minutes ago (2025-08-18 00:39 UTC) Overview for dimming #: 13608 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 #: 13608
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2025-08-12 11:21:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3498236

2025-08-12 11:24:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3498237

2025-08-12 11:27:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3498240

2025-08-12 11:30:11 4 0.0 0.0 0.0 0.0 0 , 0.00 3498241

2025-08-12 11:33:11 5 -10.3 -14.1 -10.1 3.2 948 2.6 15.3 0.27, -0.07 0.27 0.00 3498244

2025-08-12 11:36:11 6 -24.1 -19.8 -9.8 7.4 2155 2.3 15.1 0.26, -0.07 0.27 5.99 3498245

2025-08-12 11:39:11 7 -30.4 -21.4 -10.7 8.7 2540 1.8 15.9 0.28, -0.08 0.29 4.42 3498248

2025-08-12 11:42:11 8 -34.3 -22.8 -11.3 9.5 2763 1.6 16.6 0.29, -0.08 0.30 0.00 3498249

2025-08-12 11:45:11 9 -36.4 -23.2 -11.4 9.8 2843 2.0 15.9 0.28, -0.08 0.29 0.00 3498252

2025-08-12 11:48:11 10 -37.9 -23.2 -11.4 10.1 2933 1.8 16.1 0.28, -0.08 0.29 0.00 3498253

2025-08-12 11:51:11 11 -37.7 -22.3 -11.7 10.0 2890 1.9 16.1 0.28, -0.08 0.29 0.00 3498256

2025-08-12 11:54:59 12 -39.7 -22.5 -11.8 10.2 3034 1.7 16.8 0.29, -0.08 0.30 11.90 3498257

2025-08-12 11:57:11 13 -42.4 -23.9 -11.9 10.6 3188 2.0 16.6 0.29, -0.08 0.30 0.00 3498260

2025-08-12 12:00:11 14 -47.8 -28.6 -11.9 12.9 3428 1.6 17.1 0.30, -0.08 0.31 13.40 3498261

2025-08-12 12:03:11 15 -54.2 -23.3 -11.7 14.9 4047 1.5 17.9 0.31, -0.08 0.32 16.95 3498264

2025-08-12 12:06:11 16 -57.6 -22.9 -11.5 16.3 4393 1.3 18.2 0.32, -0.09 0.33 18.31 3498265

2025-08-12 12:09:11 17 -63.7 -23.1 -12.0 17.8 4767 -0.97, 0.26 1.01 7.33 3498268

2025-08-12 12:12:11 18 -67.3 -23.0 -12.2 19.6 4936 -1.00, 0.26 1.03 2.01 3498269

2025-08-12 12:15:11 19 -67.0 -23.6 -12.3 18.5 4845 -1.05, 0.24 1.08 1.55 3498272

2025-08-12 12:18:11 20 -68.8 -22.6 -12.5 18.1 4936 -1.04, 0.24 1.07 1.69 3498273

2025-08-12 12:21:11 21 -68.4 -23.1 -12.6 17.3 4893 -1.08, 0.26 1.11 0.00 3498276

2025-08-12 12:24:11 22 -71.3 -23.5 -12.3 18.8 5164 2.5 20.6 0.36, -0.06 0.36 0.00 3498277

2025-08-12 12:27:11 23 -70.8 -23.7 -12.3 18.4 5128 2.5 20.6 0.36, -0.06 0.36 0.00 3498280

2025-08-12 12:30:11 24 -75.1 -24.4 -12.1 20.2 5449 2.2 21.5 0.37, -0.07 0.38 0.00 3498281

2025-08-12 12:33:11 25 -81.8 -28.5 -12.6 21.1 5692 1.9 22.1 0.38, -0.07 0.39 1.02 3498284

2025-08-12 12:36:11 26 -84.2 -31.4 -12.8 21.4 5723 1.9 22.1 0.38, -0.07 0.39 1.06 3498285

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
2025-08-12 11:21:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3498236
2025-08-12 11:24:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3498237
2025-08-12 11:27:11	3	0.0	0.0	0.0	0.0	0			,		0.00	3498240
2025-08-12 11:30:11	4	0.0	0.0	0.0	0.0	0			,		0.00	3498241
2025-08-12 11:33:11	5	-10.3	-14.1	-10.1	3.2	948	2.6	15.3	0.27, -0.07	0.27	0.00	3498244
2025-08-12 11:36:11	6	-24.1	-19.8	-9.8	7.4	2155	2.3	15.1	0.26, -0.07	0.27	5.99	3498245
2025-08-12 11:39:11	7	-30.4	-21.4	-10.7	8.7	2540	1.8	15.9	0.28, -0.08	0.29	4.42	3498248
2025-08-12 11:42:11	8	-34.3	-22.8	-11.3	9.5	2763	1.6	16.6	0.29, -0.08	0.30	0.00	3498249
2025-08-12 11:45:11	9	-36.4	-23.2	-11.4	9.8	2843	2.0	15.9	0.28, -0.08	0.29	0.00	3498252
2025-08-12 11:48:11	10	-37.9	-23.2	-11.4	10.1	2933	1.8	16.1	0.28, -0.08	0.29	0.00	3498253
2025-08-12 11:51:11	11	-37.7	-22.3	-11.7	10.0	2890	1.9	16.1	0.28, -0.08	0.29	0.00	3498256
2025-08-12 11:54:59	12	-39.7	-22.5	-11.8	10.2	3034	1.7	16.8	0.29, -0.08	0.30	11.90	3498257
2025-08-12 11:57:11	13	-42.4	-23.9	-11.9	10.6	3188	2.0	16.6	0.29, -0.08	0.30	0.00	3498260
2025-08-12 12:00:11	14	-47.8	-28.6	-11.9	12.9	3428	1.6	17.1	0.30, -0.08	0.31	13.40	3498261
2025-08-12 12:03:11	15	-54.2	-23.3	-11.7	14.9	4047	1.5	17.9	0.31, -0.08	0.32	16.95	3498264
2025-08-12 12:06:11	16	-57.6	-22.9	-11.5	16.3	4393	1.3	18.2	0.32, -0.09	0.33	18.31	3498265
2025-08-12 12:09:11	17	-63.7	-23.1	-12.0	17.8	4767			-0.97, 0.26	1.01	7.33	3498268
2025-08-12 12:12:11	18	-67.3	-23.0	-12.2	19.6	4936			-1.00, 0.26	1.03	2.01	3498269
2025-08-12 12:15:11	19	-67.0	-23.6	-12.3	18.5	4845			-1.05, 0.24	1.08	1.55	3498272
2025-08-12 12:18:11	20	-68.8	-22.6	-12.5	18.1	4936			-1.04, 0.24	1.07	1.69	3498273
2025-08-12 12:21:11	21	-68.4	-23.1	-12.6	17.3	4893			-1.08, 0.26	1.11	0.00	3498276
2025-08-12 12:24:11	22	-71.3	-23.5	-12.3	18.8	5164	2.5	20.6	0.36, -0.06	0.36	0.00	3498277
2025-08-12 12:27:11	23	-70.8	-23.7	-12.3	18.4	5128	2.5	20.6	0.36, -0.06	0.36	0.00	3498280
2025-08-12 12:30:11	24	-75.1	-24.4	-12.1	20.2	5449	2.2	21.5	0.37, -0.07	0.38	0.00	3498281
2025-08-12 12:33:11	25	-81.8	-28.5	-12.6	21.1	5692	1.9	22.1	0.38, -0.07	0.39	1.02	3498284
2025-08-12 12:36:11	26	-84.2	-31.4	-12.8	21.4	5723	1.9	22.1	0.38, -0.07	0.39	1.06	3498285