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 14251
Detector 24h operating status: Last processed image: 0 hours and 18 minutes ago (2025-10-29 16:00 UTC) Last detected dimming: 6 hours and 27 minutes ago (2025-10-29 09:51 UTC) Overview for dimming #: 14251 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 #: 14251
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2025-10-27 17:57:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3570584

2025-10-27 18:00:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3570587

2025-10-27 18:03:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3570588

2025-10-27 18:06:11 4 0.0 0.0 0.0 0.0 0 , 0.00 3570591

2025-10-27 18:09:11 5 0.0 0.0 0.0 0.0 0 , 0.00 3570592

2025-10-27 18:12:11 6 -0.3 -3.2 -11.3 0.1 26 -5.2 0.8 0.01, -0.18 0.18 1.07 3570597

2025-10-27 18:15:11 7 -0.4 -3.6 -9.9 0.1 32 -5.2 0.9 0.02, -0.18 0.18 0.00 3570598

2025-10-27 18:18:11 8 -0.8 -6.5 -12.3 0.2 61 -5.2 0.8 0.01, -0.18 0.18 0.00 3570599

2025-10-27 18:21:23 9 -1.3 -7.9 -12.5 0.3 91 -5.0 0.7 0.01, -0.17 0.17 0.00 3570600

2025-10-27 18:24:11 10 -2.4 -13.1 -10.2 0.5 169 -5.0 0.6 0.01, -0.17 0.17 0.00 3570603

2025-10-27 18:27:11 11 -3.4 -14.1 -10.7 0.7 230 -5.0 0.4 0.01, -0.17 0.17 0.00 3570606

2025-10-27 18:30:11 12 -5.0 -17.1 -13.0 0.9 290 -4.9 0.2 0.00, -0.17 0.17 0.00 3570607

2025-10-27 18:33:23 13 -5.7 -20.1 -16.2 0.9 292 -4.8 0.1 0.00, -0.17 0.17 0.00 3570608

2025-10-27 18:36:11 14 -5.2 -18.1 -16.9 0.8 261 -4.8 -0.3 0.00, -0.17 0.17 0.00 3570611

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
2025-10-27 17:57:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3570584
2025-10-27 18:00:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3570587
2025-10-27 18:03:11	3	0.0	0.0	0.0	0.0	0			,		0.00	3570588
2025-10-27 18:06:11	4	0.0	0.0	0.0	0.0	0			,		0.00	3570591
2025-10-27 18:09:11	5	0.0	0.0	0.0	0.0	0			,		0.00	3570592
2025-10-27 18:12:11	6	-0.3	-3.2	-11.3	0.1	26	-5.2	0.8	0.01, -0.18	0.18	1.07	3570597
2025-10-27 18:15:11	7	-0.4	-3.6	-9.9	0.1	32	-5.2	0.9	0.02, -0.18	0.18	0.00	3570598
2025-10-27 18:18:11	8	-0.8	-6.5	-12.3	0.2	61	-5.2	0.8	0.01, -0.18	0.18	0.00	3570599
2025-10-27 18:21:23	9	-1.3	-7.9	-12.5	0.3	91	-5.0	0.7	0.01, -0.17	0.17	0.00	3570600
2025-10-27 18:24:11	10	-2.4	-13.1	-10.2	0.5	169	-5.0	0.6	0.01, -0.17	0.17	0.00	3570603
2025-10-27 18:27:11	11	-3.4	-14.1	-10.7	0.7	230	-5.0	0.4	0.01, -0.17	0.17	0.00	3570606
2025-10-27 18:30:11	12	-5.0	-17.1	-13.0	0.9	290	-4.9	0.2	0.00, -0.17	0.17	0.00	3570607
2025-10-27 18:33:23	13	-5.7	-20.1	-16.2	0.9	292	-4.8	0.1	0.00, -0.17	0.17	0.00	3570608
2025-10-27 18:36:11	14	-5.2	-18.1	-16.9	0.8	261	-4.8	-0.3	0.00, -0.17	0.17	0.00	3570611