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 13435
Detector 24h operating status: Last processed image: 0 hours and 21 minutes ago (2025-08-03 04:51 UTC) Last detected dimming: 0 hours and 21 minutes ago (2025-08-03 04:51 UTC) Overview for dimming #: 13435 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 #: 13435
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2025-07-28 17:42:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3484541

2025-07-28 17:45:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3484542

2025-07-28 17:48:11 3 -0.5 -2.0 -81.9 0.0 5 , 0.00 3484545

2025-07-28 17:51:23 4 0.0 0.0 0.0 0.0 0 , 0.00 3484546

2025-07-28 17:54:11 5 -3.8 -22.5 -15.7 0.7 214 -5.3 9.1 0.16, -0.19 0.25 0.00 3484549

2025-07-28 17:57:11 6 -7.5 -31.8 -15.9 1.2 370 -5.1 9.2 0.16, -0.19 0.25 8.80 3484551

2025-07-28 18:00:11 7 -8.5 -33.5 -18.4 1.3 411 -5.1 9.3 0.16, -0.19 0.25 3.70 3484552

2025-07-28 18:03:11 8 -15.3 -33.2 -16.4 2.4 680 -5.1 9.3 0.16, -0.18 0.25 0.90 3484553

2025-07-28 18:06:11 9 -17.7 -39.8 -18.0 2.6 734 -6.5 8.7 0.15, -0.21 0.26 0.00 3484557

2025-07-28 18:09:11 10 -17.2 -30.3 -17.8 2.6 732 -7.3 8.3 0.15, -0.22 0.27 0.00 3484560

2025-07-28 18:12:11 11 -17.5 -27.3 -17.8 2.6 738 -8.2 7.9 0.14, -0.24 0.28 0.00 3484561

2025-07-28 18:15:47 12 -16.4 -30.5 -18.6 2.2 629 -9.4 7.4 0.13, -0.26 0.29 0.00 3484562

2025-07-28 18:18:11 13 -17.6 -30.3 -18.5 2.2 626 -11.0 6.7 0.12, -0.29 0.31 0.00 3484565

2025-07-28 18:21:11 14 -17.5 -34.4 -20.5 2.0 561 -11.4 6.5 0.11, -0.29 0.32 0.00 3484566

2025-07-28 18:24:11 15 -11.7 -31.0 -22.1 1.5 451 -11.6 6.4 0.11, -0.30 0.32 0.00 3484569

2025-07-28 18:27:11 16 -11.2 -31.6 -22.1 1.5 438 -11.9 6.3 0.11, -0.30 0.32 0.00 3484572

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
2025-07-28 17:42:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3484541
2025-07-28 17:45:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3484542
2025-07-28 17:48:11	3	-0.5	-2.0	-81.9	0.0	5			,		0.00	3484545
2025-07-28 17:51:23	4	0.0	0.0	0.0	0.0	0			,		0.00	3484546
2025-07-28 17:54:11	5	-3.8	-22.5	-15.7	0.7	214	-5.3	9.1	0.16, -0.19	0.25	0.00	3484549
2025-07-28 17:57:11	6	-7.5	-31.8	-15.9	1.2	370	-5.1	9.2	0.16, -0.19	0.25	8.80	3484551
2025-07-28 18:00:11	7	-8.5	-33.5	-18.4	1.3	411	-5.1	9.3	0.16, -0.19	0.25	3.70	3484552
2025-07-28 18:03:11	8	-15.3	-33.2	-16.4	2.4	680	-5.1	9.3	0.16, -0.18	0.25	0.90	3484553
2025-07-28 18:06:11	9	-17.7	-39.8	-18.0	2.6	734	-6.5	8.7	0.15, -0.21	0.26	0.00	3484557
2025-07-28 18:09:11	10	-17.2	-30.3	-17.8	2.6	732	-7.3	8.3	0.15, -0.22	0.27	0.00	3484560
2025-07-28 18:12:11	11	-17.5	-27.3	-17.8	2.6	738	-8.2	7.9	0.14, -0.24	0.28	0.00	3484561
2025-07-28 18:15:47	12	-16.4	-30.5	-18.6	2.2	629	-9.4	7.4	0.13, -0.26	0.29	0.00	3484562
2025-07-28 18:18:11	13	-17.6	-30.3	-18.5	2.2	626	-11.0	6.7	0.12, -0.29	0.31	0.00	3484565
2025-07-28 18:21:11	14	-17.5	-34.4	-20.5	2.0	561	-11.4	6.5	0.11, -0.29	0.32	0.00	3484566
2025-07-28 18:24:11	15	-11.7	-31.0	-22.1	1.5	451	-11.6	6.4	0.11, -0.30	0.32	0.00	3484569
2025-07-28 18:27:11	16	-11.2	-31.6	-22.1	1.5	438	-11.9	6.3	0.11, -0.30	0.32	0.00	3484572