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 14572
Detector 24h operating status: Last processed image: 0 hours and 24 minutes ago (2026-03-05 04:12 UTC) Last detected dimming: 1 hours and 17 minutes ago (2026-03-05 03:18 UTC) Overview for dimming #: 14572 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 #: 14572
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2025-12-04 20:30:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3606328

2025-12-04 20:33:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3606331

2025-12-04 20:36:11 3 -0.2 -1.7 -7.3 0.2 21 -0.1 64.9 0.92, 0.00 0.92 0.00 3606332

2025-12-04 20:39:11 4 -0.4 -2.8 -9.3 0.3 40 -0.1 64.9 0.92, 0.00 0.92 0.00 3606335

2025-12-04 20:42:35 5 -0.8 -4.8 -8.7 0.5 73 -0.2 64.8 0.91, -0.01 0.91 1.04 3606336

2025-12-04 20:45:11 6 -1.8 -7.1 -8.3 1.0 145 -0.7 64.5 0.91, -0.02 0.91 20.37 3606339

2025-12-04 20:48:11 7 -2.2 -8.9 -8.8 0.9 155 -0.8 64.4 0.91, -0.02 0.91 9.65 3606340

2025-12-04 20:51:11 8 -2.4 -12.0 -10.7 0.9 145 -0.8 64.4 0.91, -0.02 0.91 2.36 3606343

2025-12-04 20:54:11 9 -2.4 -10.2 -10.1 0.9 148 -0.8 64.4 0.91, -0.02 0.91 1.69 3606344

2025-12-04 20:57:11 10 -2.4 -9.6 -12.1 0.8 136 -0.4 64.7 0.91, -0.01 0.91 0.93 3606346

2025-12-04 21:00:35 11 -2.4 -10.2 -11.5 0.7 128 -0.4 64.8 0.91, -0.01 0.91 0.00 3606347

2025-12-04 21:03:11 12 -3.0 -17.6 -11.8 0.8 160 -0.9 64.5 0.91, -0.02 0.91 0.00 3606351

2025-12-04 21:06:11 13 -2.9 -9.8 -14.3 0.9 153 -1.5 64.4 0.91, -0.03 0.91 0.00 3606352

2025-12-04 21:09:11 14 -2.2 -9.9 -14.4 0.6 112 -0.5 64.6 0.91, -0.01 0.91 0.00 3606355

2025-12-04 21:12:11 15 -2.5 -9.9 -13.1 0.8 137 -0.6 64.6 0.91, -0.01 0.91 0.00 3606356

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 20:30:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3606328
2025-12-04 20:33:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3606331
2025-12-04 20:36:11	3	-0.2	-1.7	-7.3	0.2	21	-0.1	64.9	0.92, 0.00	0.92	0.00	3606332
2025-12-04 20:39:11	4	-0.4	-2.8	-9.3	0.3	40	-0.1	64.9	0.92, 0.00	0.92	0.00	3606335
2025-12-04 20:42:35	5	-0.8	-4.8	-8.7	0.5	73	-0.2	64.8	0.91, -0.01	0.91	1.04	3606336
2025-12-04 20:45:11	6	-1.8	-7.1	-8.3	1.0	145	-0.7	64.5	0.91, -0.02	0.91	20.37	3606339
2025-12-04 20:48:11	7	-2.2	-8.9	-8.8	0.9	155	-0.8	64.4	0.91, -0.02	0.91	9.65	3606340
2025-12-04 20:51:11	8	-2.4	-12.0	-10.7	0.9	145	-0.8	64.4	0.91, -0.02	0.91	2.36	3606343
2025-12-04 20:54:11	9	-2.4	-10.2	-10.1	0.9	148	-0.8	64.4	0.91, -0.02	0.91	1.69	3606344
2025-12-04 20:57:11	10	-2.4	-9.6	-12.1	0.8	136	-0.4	64.7	0.91, -0.01	0.91	0.93	3606346
2025-12-04 21:00:35	11	-2.4	-10.2	-11.5	0.7	128	-0.4	64.8	0.91, -0.01	0.91	0.00	3606347
2025-12-04 21:03:11	12	-3.0	-17.6	-11.8	0.8	160	-0.9	64.5	0.91, -0.02	0.91	0.00	3606351
2025-12-04 21:06:11	13	-2.9	-9.8	-14.3	0.9	153	-1.5	64.4	0.91, -0.03	0.91	0.00	3606352
2025-12-04 21:09:11	14	-2.2	-9.9	-14.4	0.6	112	-0.5	64.6	0.91, -0.01	0.91	0.00	3606355
2025-12-04 21:12:11	15	-2.5	-9.9	-13.1	0.8	137	-0.6	64.6	0.91, -0.01	0.91	0.00	3606356