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 13475
Detector 24h operating status: Last processed image: 0 hours and 21 minutes ago (2025-08-03 05:57 UTC) Last detected dimming: 0 hours and 21 minutes ago (2025-08-03 05:57 UTC) Overview for dimming #: 13475 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 #: 13475
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2025-08-01 02:36:11 1 0.0 0.0 0.0 0.0 0 , 1.54 3487518

2025-08-01 02:39:11 2 0.0 0.0 0.0 0.0 0 , 0.95 3487521

2025-08-01 02:42:23 3 0.0 0.0 0.0 0.0 0 , 0.00 3487522

2025-08-01 02:45:11 4 0.0 0.0 0.0 0.0 0 , 0.00 3487524

2025-08-01 02:48:11 5 -0.3 -2.6 -8.6 0.1 28 , 0.00 3487528

2025-08-01 02:51:11 6 -1.5 -4.4 -9.2 0.5 146 6.5 9.4 0.16, 0.01 0.16 7.12 3487529

2025-08-01 02:54:11 7 -3.5 -6.1 -9.9 1.1 342 6.4 9.7 0.17, 0.01 0.17 24.70 3487530

2025-08-01 02:57:11 8 -4.9 -8.1 -9.7 1.5 461 6.3 9.1 0.16, 0.01 0.16 1.22 3487533

2025-08-01 03:00:11 9 -6.3 -9.3 -10.5 1.8 553 6.4 8.7 0.15, 0.01 0.15 1.10 3487534

2025-08-01 03:03:11 10 -7.3 -9.6 -10.2 2.3 643 6.2 9.5 0.17, 0.01 0.17 0.00 3487537

2025-08-01 03:06:11 11 -10.2 -11.5 -10.0 3.6 926 6.2 9.7 0.17, 0.01 0.17 0.00 3487538

2025-08-01 03:09:11 12 -13.8 -10.6 -10.0 5.0 1262 7.6 -47.4 -0.74, 0.06 0.74 0.00 3487541

2025-08-01 03:12:11 13 -15.3 -11.3 -9.9 5.6 1406 8.3 -48.4 -0.75, 0.08 0.75 0.00 3487542

2025-08-01 03:15:11 14 -17.7 -12.0 -9.9 6.5 1618 7.4 -46.9 -0.73, 0.06 0.74 0.00 3487545

2025-08-01 03:18:11 15 -16.9 -12.5 -10.0 6.1 1515 6.8 -46.4 -0.73, 0.05 0.73 0.00 3487548

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
2025-08-01 02:36:11	1	0.0	0.0	0.0	0.0	0			,		1.54	3487518
2025-08-01 02:39:11	2	0.0	0.0	0.0	0.0	0			,		0.95	3487521
2025-08-01 02:42:23	3	0.0	0.0	0.0	0.0	0			,		0.00	3487522
2025-08-01 02:45:11	4	0.0	0.0	0.0	0.0	0			,		0.00	3487524
2025-08-01 02:48:11	5	-0.3	-2.6	-8.6	0.1	28			,		0.00	3487528
2025-08-01 02:51:11	6	-1.5	-4.4	-9.2	0.5	146	6.5	9.4	0.16, 0.01	0.16	7.12	3487529
2025-08-01 02:54:11	7	-3.5	-6.1	-9.9	1.1	342	6.4	9.7	0.17, 0.01	0.17	24.70	3487530
2025-08-01 02:57:11	8	-4.9	-8.1	-9.7	1.5	461	6.3	9.1	0.16, 0.01	0.16	1.22	3487533
2025-08-01 03:00:11	9	-6.3	-9.3	-10.5	1.8	553	6.4	8.7	0.15, 0.01	0.15	1.10	3487534
2025-08-01 03:03:11	10	-7.3	-9.6	-10.2	2.3	643	6.2	9.5	0.17, 0.01	0.17	0.00	3487537
2025-08-01 03:06:11	11	-10.2	-11.5	-10.0	3.6	926	6.2	9.7	0.17, 0.01	0.17	0.00	3487538
2025-08-01 03:09:11	12	-13.8	-10.6	-10.0	5.0	1262	7.6	-47.4	-0.74, 0.06	0.74	0.00	3487541
2025-08-01 03:12:11	13	-15.3	-11.3	-9.9	5.6	1406	8.3	-48.4	-0.75, 0.08	0.75	0.00	3487542
2025-08-01 03:15:11	14	-17.7	-12.0	-9.9	6.5	1618	7.4	-46.9	-0.73, 0.06	0.74	0.00	3487545
2025-08-01 03:18:11	15	-16.9	-12.5	-10.0	6.1	1515	6.8	-46.4	-0.73, 0.05	0.73	0.00	3487548