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 8587
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 #: 8587 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 #: 8587
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2023-12-01 16:57:11 1 0.0 0.0 0.0 0.0 0 , 0.00 2965460

2023-12-01 17:00:11 2 0.0 0.0 0.0 0.0 0 , 0.00 2965468

2023-12-01 17:03:23 3 -1.2 -10.6 -11.5 0.4 93 , 0.00 2965469

2023-12-01 17:06:11 4 -4.7 -15.7 -8.3 2.1 466 -29.7 -39.7 -0.56, -0.51 0.76 0.00 2965470

2023-12-01 17:09:11 5 -8.7 -19.8 -8.6 3.7 831 -29.2 -38.7 -0.55, -0.50 0.75 0.00 2965471

2023-12-01 17:12:11 6 -13.3 -23.2 -10.0 5.0 1119 -28.7 -37.4 -0.54, -0.50 0.73 1.04 2965472

2023-12-01 17:15:11 7 -18.2 -26.8 -11.0 6.3 1422 -28.5 -37.2 -0.54, -0.49 0.73 1.73 2965473

2023-12-01 17:18:11 8 -21.9 -29.6 -10.8 7.4 1661 -28.4 -37.0 -0.54, -0.49 0.73 1.39 2965480

2023-12-01 17:21:11 9 -26.0 -31.6 -11.4 8.3 1836 -28.1 -37.3 -0.54, -0.49 0.73 0.00 2965481

2023-12-01 17:24:11 10 -28.7 -33.4 -11.4 9.0 1996 -28.1 -37.1 -0.54, -0.49 0.73 1.40 2965482

2023-12-01 17:27:11 11 -33.2 -34.6 -11.1 11.8 2301 -28.1 -37.2 -0.54, -0.49 0.73 0.85 2965483

2023-12-01 17:30:11 12 -37.4 -36.0 -11.2 13.8 2517 -28.0 -37.5 -0.54, -0.49 0.73 0.00 2965484

2023-12-01 17:33:11 13 -39.1 -38.2 -11.3 12.8 2514 -28.0 -37.4 -0.54, -0.49 0.73 0.00 2965493

2023-12-01 17:36:11 14 -44.4 -39.8 -11.6 15.3 2822 -28.0 -37.9 -0.55, -0.49 0.73 1.83 2965494

2023-12-01 17:39:35 15 -45.9 -41.5 -11.6 15.7 2896 -28.2 -38.2 -0.55, -0.49 0.74 1.63 2965495

2023-12-01 17:42:11 16 -52.5 -42.0 -11.5 16.1 3238 -18.0 39.2 0.61, -0.32 0.69 1.50 2965496

2023-12-01 17:45:23 17 -59.6 -43.4 -11.4 20.0 3748 -28.1 -38.3 -0.55, -0.49 0.74 1.82 2965497

2023-12-01 17:48:11 18 -63.6 -46.0 -11.6 21.4 3897 -28.2 -38.4 -0.55, -0.49 0.74 0.00 2965498

2023-12-01 17:51:11 19 -70.5 -48.3 -11.5 24.6 4260 -28.2 -38.5 -0.55, -0.49 0.74 1.02 2965499

2023-12-01 17:54:11 20 -77.7 -50.3 -11.1 24.1 4835 -28.3 -38.6 -0.56, -0.49 0.74 6.97 2965500

2023-12-01 17:57:23 21 -82.6 -52.0 -11.1 24.0 5102 -28.3 -38.4 -0.55, -0.49 0.74 1.94 2965501

2023-12-01 18:00:11 22 -86.1 -52.5 -11.1 25.6 5291 -28.3 -38.4 -0.55, -0.49 0.74 0.00 2965508

2023-12-01 18:03:11 23 -88.7 -53.0 -11.1 24.6 5390 -28.3 -38.3 -0.55, -0.49 0.74 0.00 2965509

2023-12-01 18:06:11 24 -91.9 -54.2 -11.5 25.1 5503 -28.3 -38.2 -0.55, -0.49 0.74 0.00 2965510

2023-12-01 18:09:11 25 -95.7 -54.6 -11.8 26.7 5589 -28.4 -38.4 -0.55, -0.49 0.74 0.00 2965511

2023-12-01 18:12:11 26 -99.3 -55.5 -11.8 28.6 5741 -28.3 -38.1 -0.55, -0.49 0.74 1.37 2965512

2023-12-01 18:15:35 27 -104.6 -56.7 -12.0 34.5 6039 -28.2 -37.8 -0.55, -0.49 0.73 1.03 2965513

2023-12-01 18:18:11 28 -109.3 -58.1 -12.1 36.6 6303 -28.5 -38.2 -0.55, -0.49 0.74 0.00 2965520

2023-12-01 18:21:11 29 -114.2 -60.5 -12.1 38.4 6581 -28.6 -38.4 -0.55, -0.50 0.74 0.00 2965521

2023-12-01 18:24:11 30 -117.9 -61.3 -12.1 40.6 6941 -28.7 -38.3 -0.55, -0.50 0.74 0.00 2965522

2023-12-01 18:27:11 31 -121.7 -64.4 -11.9 40.4 7194 -28.6 -38.0 -0.55, -0.50 0.74 0.00 2965523

2023-12-01 18:30:11 32 -123.9 -66.0 -12.0 41.3 7272 -28.6 -37.9 -0.55, -0.50 0.74 0.00 2965524

2023-12-01 18:33:11 33 -127.6 -67.6 -12.3 41.3 7457 -28.6 -38.0 -0.55, -0.50 0.74 0.00 2965531

2023-12-01 18:36:11 34 -135.8 -69.6 -12.6 43.0 7706 -27.4 -37.7 -0.55, -0.48 0.73 0.00 2965532

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 16:57:11	1	0.0	0.0	0.0	0.0	0			,		0.00	2965460
2023-12-01 17:00:11	2	0.0	0.0	0.0	0.0	0			,		0.00	2965468
2023-12-01 17:03:23	3	-1.2	-10.6	-11.5	0.4	93			,		0.00	2965469
2023-12-01 17:06:11	4	-4.7	-15.7	-8.3	2.1	466	-29.7	-39.7	-0.56, -0.51	0.76	0.00	2965470
2023-12-01 17:09:11	5	-8.7	-19.8	-8.6	3.7	831	-29.2	-38.7	-0.55, -0.50	0.75	0.00	2965471
2023-12-01 17:12:11	6	-13.3	-23.2	-10.0	5.0	1119	-28.7	-37.4	-0.54, -0.50	0.73	1.04	2965472
2023-12-01 17:15:11	7	-18.2	-26.8	-11.0	6.3	1422	-28.5	-37.2	-0.54, -0.49	0.73	1.73	2965473
2023-12-01 17:18:11	8	-21.9	-29.6	-10.8	7.4	1661	-28.4	-37.0	-0.54, -0.49	0.73	1.39	2965480
2023-12-01 17:21:11	9	-26.0	-31.6	-11.4	8.3	1836	-28.1	-37.3	-0.54, -0.49	0.73	0.00	2965481
2023-12-01 17:24:11	10	-28.7	-33.4	-11.4	9.0	1996	-28.1	-37.1	-0.54, -0.49	0.73	1.40	2965482
2023-12-01 17:27:11	11	-33.2	-34.6	-11.1	11.8	2301	-28.1	-37.2	-0.54, -0.49	0.73	0.85	2965483
2023-12-01 17:30:11	12	-37.4	-36.0	-11.2	13.8	2517	-28.0	-37.5	-0.54, -0.49	0.73	0.00	2965484
2023-12-01 17:33:11	13	-39.1	-38.2	-11.3	12.8	2514	-28.0	-37.4	-0.54, -0.49	0.73	0.00	2965493
2023-12-01 17:36:11	14	-44.4	-39.8	-11.6	15.3	2822	-28.0	-37.9	-0.55, -0.49	0.73	1.83	2965494
2023-12-01 17:39:35	15	-45.9	-41.5	-11.6	15.7	2896	-28.2	-38.2	-0.55, -0.49	0.74	1.63	2965495
2023-12-01 17:42:11	16	-52.5	-42.0	-11.5	16.1	3238	-18.0	39.2	0.61, -0.32	0.69	1.50	2965496
2023-12-01 17:45:23	17	-59.6	-43.4	-11.4	20.0	3748	-28.1	-38.3	-0.55, -0.49	0.74	1.82	2965497
2023-12-01 17:48:11	18	-63.6	-46.0	-11.6	21.4	3897	-28.2	-38.4	-0.55, -0.49	0.74	0.00	2965498
2023-12-01 17:51:11	19	-70.5	-48.3	-11.5	24.6	4260	-28.2	-38.5	-0.55, -0.49	0.74	1.02	2965499
2023-12-01 17:54:11	20	-77.7	-50.3	-11.1	24.1	4835	-28.3	-38.6	-0.56, -0.49	0.74	6.97	2965500
2023-12-01 17:57:23	21	-82.6	-52.0	-11.1	24.0	5102	-28.3	-38.4	-0.55, -0.49	0.74	1.94	2965501
2023-12-01 18:00:11	22	-86.1	-52.5	-11.1	25.6	5291	-28.3	-38.4	-0.55, -0.49	0.74	0.00	2965508
2023-12-01 18:03:11	23	-88.7	-53.0	-11.1	24.6	5390	-28.3	-38.3	-0.55, -0.49	0.74	0.00	2965509
2023-12-01 18:06:11	24	-91.9	-54.2	-11.5	25.1	5503	-28.3	-38.2	-0.55, -0.49	0.74	0.00	2965510
2023-12-01 18:09:11	25	-95.7	-54.6	-11.8	26.7	5589	-28.4	-38.4	-0.55, -0.49	0.74	0.00	2965511
2023-12-01 18:12:11	26	-99.3	-55.5	-11.8	28.6	5741	-28.3	-38.1	-0.55, -0.49	0.74	1.37	2965512
2023-12-01 18:15:35	27	-104.6	-56.7	-12.0	34.5	6039	-28.2	-37.8	-0.55, -0.49	0.73	1.03	2965513
2023-12-01 18:18:11	28	-109.3	-58.1	-12.1	36.6	6303	-28.5	-38.2	-0.55, -0.49	0.74	0.00	2965520
2023-12-01 18:21:11	29	-114.2	-60.5	-12.1	38.4	6581	-28.6	-38.4	-0.55, -0.50	0.74	0.00	2965521
2023-12-01 18:24:11	30	-117.9	-61.3	-12.1	40.6	6941	-28.7	-38.3	-0.55, -0.50	0.74	0.00	2965522
2023-12-01 18:27:11	31	-121.7	-64.4	-11.9	40.4	7194	-28.6	-38.0	-0.55, -0.50	0.74	0.00	2965523
2023-12-01 18:30:11	32	-123.9	-66.0	-12.0	41.3	7272	-28.6	-37.9	-0.55, -0.50	0.74	0.00	2965524
2023-12-01 18:33:11	33	-127.6	-67.6	-12.3	41.3	7457	-28.6	-38.0	-0.55, -0.50	0.74	0.00	2965531
2023-12-01 18:36:11	34	-135.8	-69.6	-12.6	43.0	7706	-27.4	-37.7	-0.55, -0.48	0.73	0.00	2965532