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 14688
Detector 24h operating status: Last processed image: 0 hours and 27 minutes ago (2025-12-29 18:54 UTC) Last detected dimming: 0 hours and 27 minutes ago (2025-12-29 18:54 UTC) Overview for dimming #: 14688 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 #: 14688
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2025-12-23 19:54:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3624506

2025-12-23 19:57:47 2 -0.3 -3.4 -13.4 0.1 21 , 0.00 3624507

2025-12-23 20:00:11 3 -1.9 -16.9 -21.4 0.5 75 -21.5 -61.9 -0.83, -0.35 0.90 0.00 3624510

2025-12-23 20:03:11 4 -4.1 -25.9 -23.9 1.0 149 -21.5 -62.1 -0.83, -0.35 0.90 0.98 3624511

2025-12-23 20:06:11 5 -6.2 -30.6 -31.2 1.2 187 -21.5 -63.5 -0.84, -0.36 0.91 1.22 3624514

2025-12-23 20:09:11 6 -7.7 -31.7 -33.7 1.5 225 -21.4 -63.9 -0.84, -0.35 0.92 1.13 3624515

2025-12-23 20:12:11 7 -10.6 -34.5 -36.2 1.9 290 -21.3 -61.3 -0.83, -0.35 0.90 0.00 3624520

2025-12-23 20:15:11 8 -12.7 -41.1 -37.3 2.1 331 -21.3 -60.6 -0.82, -0.35 0.89 0.00 3624521

2025-12-23 20:18:11 9 -14.9 -47.4 -37.3 2.4 379 -21.3 -60.0 -0.82, -0.35 0.89 0.00 3624522

2025-12-23 20:21:11 10 -17.0 -53.3 -37.7 2.8 422 -21.3 -59.6 -0.81, -0.35 0.88 0.00 3624523

2025-12-23 20:24:11 11 -20.2 -57.6 -36.4 3.4 509 -21.3 -59.7 -0.81, -0.35 0.89 0.00 3624526

2025-12-23 20:27:11 12 -23.6 -60.3 -34.8 4.1 612 -21.3 -59.8 -0.81, -0.35 0.89 0.00 3624527

2025-12-23 20:30:11 13 -25.7 -60.8 -31.2 4.9 715 -21.3 -60.5 -0.82, -0.35 0.89 1.49 3624530

2025-12-23 20:33:11 14 -26.5 -59.0 -30.2 5.1 743 -21.3 -60.8 -0.82, -0.35 0.89 0.00 3624531

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
2025-12-23 19:54:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3624506
2025-12-23 19:57:47	2	-0.3	-3.4	-13.4	0.1	21			,		0.00	3624507
2025-12-23 20:00:11	3	-1.9	-16.9	-21.4	0.5	75	-21.5	-61.9	-0.83, -0.35	0.90	0.00	3624510
2025-12-23 20:03:11	4	-4.1	-25.9	-23.9	1.0	149	-21.5	-62.1	-0.83, -0.35	0.90	0.98	3624511
2025-12-23 20:06:11	5	-6.2	-30.6	-31.2	1.2	187	-21.5	-63.5	-0.84, -0.36	0.91	1.22	3624514
2025-12-23 20:09:11	6	-7.7	-31.7	-33.7	1.5	225	-21.4	-63.9	-0.84, -0.35	0.92	1.13	3624515
2025-12-23 20:12:11	7	-10.6	-34.5	-36.2	1.9	290	-21.3	-61.3	-0.83, -0.35	0.90	0.00	3624520
2025-12-23 20:15:11	8	-12.7	-41.1	-37.3	2.1	331	-21.3	-60.6	-0.82, -0.35	0.89	0.00	3624521
2025-12-23 20:18:11	9	-14.9	-47.4	-37.3	2.4	379	-21.3	-60.0	-0.82, -0.35	0.89	0.00	3624522
2025-12-23 20:21:11	10	-17.0	-53.3	-37.7	2.8	422	-21.3	-59.6	-0.81, -0.35	0.88	0.00	3624523
2025-12-23 20:24:11	11	-20.2	-57.6	-36.4	3.4	509	-21.3	-59.7	-0.81, -0.35	0.89	0.00	3624526
2025-12-23 20:27:11	12	-23.6	-60.3	-34.8	4.1	612	-21.3	-59.8	-0.81, -0.35	0.89	0.00	3624527
2025-12-23 20:30:11	13	-25.7	-60.8	-31.2	4.9	715	-21.3	-60.5	-0.82, -0.35	0.89	1.49	3624530
2025-12-23 20:33:11	14	-26.5	-59.0	-30.2	5.1	743	-21.3	-60.8	-0.82, -0.35	0.89	0.00	3624531