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 14573
Detector 24h operating status: Last processed image: 0 hours and 20 minutes ago (2026-03-05 05:48 UTC) Last detected dimming: 0 hours and 23 minutes ago (2026-03-05 05:45 UTC) Overview for dimming #: 14573 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 #: 14573
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2025-12-04 21:21:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3606363

2025-12-04 21:24:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3606364

2025-12-04 21:27:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3606367

2025-12-04 21:30:11 4 -5.2 -10.3 -10.2 2.7 509 -35.4 -42.7 -0.56, -0.59 0.81 0.00 3606368

2025-12-04 21:33:11 5 -13.4 -13.4 -11.3 6.2 1161 -34.9 -44.8 -0.58, -0.58 0.83 0.00 3606371

2025-12-04 21:36:11 6 -19.2 -16.0 -12.5 8.0 1514 -34.9 -44.5 -0.58, -0.58 0.82 1.20 3606372

2025-12-04 21:39:11 7 -24.8 -18.6 -14.0 9.2 1756 -35.2 -45.9 -0.59, -0.59 0.83 0.00 3606375

2025-12-04 21:42:11 8 -29.7 -21.7 -15.2 10.2 1958 -34.3 -45.3 -0.59, -0.57 0.83 1.41 3606376

2025-12-04 21:45:11 9 -34.8 -23.4 -15.9 11.2 2166 -34.3 -45.0 -0.59, -0.57 0.82 0.00 3606379

2025-12-04 21:48:11 10 -40.3 -25.2 -16.2 12.4 2428 -34.1 -45.0 -0.59, -0.57 0.82 1.49 3606380

2025-12-04 21:51:11 11 -44.7 -27.2 -16.3 13.3 2610 -34.4 -44.6 -0.59, -0.58 0.82 1.08 3606383

2025-12-04 21:54:11 12 -50.2 -28.5 -16.4 14.8 2908 -34.2 -45.2 -0.59, -0.57 0.82 1.03 3606384

2025-12-04 21:57:11 13 -57.0 -29.3 -16.7 16.2 3206 -33.0 -43.9 -0.59, -0.56 0.81 0.00 3606387

2025-12-04 22:00:11 14 -63.8 -30.7 -17.1 17.3 3454 -31.9 -42.7 -0.58, -0.54 0.79 0.00 3606388

2025-12-04 22:03:11 15 -67.4 -32.7 -18.0 17.5 3522 -31.1 -42.1 -0.58, -0.53 0.78 0.00 3606391

2025-12-04 22:06:11 16 -72.6 -34.9 -18.2 18.3 3696 -30.5 -41.1 -0.57, -0.52 0.77 0.00 3606392

2025-12-04 22:09:11 17 -76.8 -36.5 -19.5 18.5 3730 -29.7 -40.6 -0.57, -0.51 0.76 0.00 3606395

2025-12-04 22:12:11 18 -79.7 -36.2 -19.4 19.0 3838 -29.6 -39.9 -0.56, -0.51 0.76 0.00 3606396

2025-12-04 22:15:11 19 -83.7 -37.6 -19.4 19.6 3958 -29.4 -39.5 -0.56, -0.50 0.75 0.00 3606399

2025-12-04 22:18:11 20 -84.6 -39.5 -19.6 19.4 3923 -29.6 -39.6 -0.56, -0.50 0.75 0.00 3606400

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
2025-12-04 21:21:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3606363
2025-12-04 21:24:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3606364
2025-12-04 21:27:11	3	0.0	0.0	0.0	0.0	0			,		0.00	3606367
2025-12-04 21:30:11	4	-5.2	-10.3	-10.2	2.7	509	-35.4	-42.7	-0.56, -0.59	0.81	0.00	3606368
2025-12-04 21:33:11	5	-13.4	-13.4	-11.3	6.2	1161	-34.9	-44.8	-0.58, -0.58	0.83	0.00	3606371
2025-12-04 21:36:11	6	-19.2	-16.0	-12.5	8.0	1514	-34.9	-44.5	-0.58, -0.58	0.82	1.20	3606372
2025-12-04 21:39:11	7	-24.8	-18.6	-14.0	9.2	1756	-35.2	-45.9	-0.59, -0.59	0.83	0.00	3606375
2025-12-04 21:42:11	8	-29.7	-21.7	-15.2	10.2	1958	-34.3	-45.3	-0.59, -0.57	0.83	1.41	3606376
2025-12-04 21:45:11	9	-34.8	-23.4	-15.9	11.2	2166	-34.3	-45.0	-0.59, -0.57	0.82	0.00	3606379
2025-12-04 21:48:11	10	-40.3	-25.2	-16.2	12.4	2428	-34.1	-45.0	-0.59, -0.57	0.82	1.49	3606380
2025-12-04 21:51:11	11	-44.7	-27.2	-16.3	13.3	2610	-34.4	-44.6	-0.59, -0.58	0.82	1.08	3606383
2025-12-04 21:54:11	12	-50.2	-28.5	-16.4	14.8	2908	-34.2	-45.2	-0.59, -0.57	0.82	1.03	3606384
2025-12-04 21:57:11	13	-57.0	-29.3	-16.7	16.2	3206	-33.0	-43.9	-0.59, -0.56	0.81	0.00	3606387
2025-12-04 22:00:11	14	-63.8	-30.7	-17.1	17.3	3454	-31.9	-42.7	-0.58, -0.54	0.79	0.00	3606388
2025-12-04 22:03:11	15	-67.4	-32.7	-18.0	17.5	3522	-31.1	-42.1	-0.58, -0.53	0.78	0.00	3606391
2025-12-04 22:06:11	16	-72.6	-34.9	-18.2	18.3	3696	-30.5	-41.1	-0.57, -0.52	0.77	0.00	3606392
2025-12-04 22:09:11	17	-76.8	-36.5	-19.5	18.5	3730	-29.7	-40.6	-0.57, -0.51	0.76	0.00	3606395
2025-12-04 22:12:11	18	-79.7	-36.2	-19.4	19.0	3838	-29.6	-39.9	-0.56, -0.51	0.76	0.00	3606396
2025-12-04 22:15:11	19	-83.7	-37.6	-19.4	19.6	3958	-29.4	-39.5	-0.56, -0.50	0.75	0.00	3606399
2025-12-04 22:18:11	20	-84.6	-39.5	-19.6	19.4	3923	-29.6	-39.6	-0.56, -0.50	0.75	0.00	3606400