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 13678
Detector 24h operating status: Last processed image: 0 hours and 20 minutes ago (2025-08-25 15:00 UTC) Last detected dimming: 0 hours and 59 minutes ago (2025-08-25 14:21 UTC) Overview for dimming #: 13678 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 #: 13678
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2025-08-23 23:09:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3508601

2025-08-23 23:12:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3508602

2025-08-23 23:15:11 3 0.0 0.0 0.0 0.0 0 , 4.89 3508603

2025-08-23 23:18:47 4 0.0 0.0 0.0 0.0 0 , 6.28 3508604

2025-08-23 23:21:11 5 0.0 0.0 0.0 0.0 0 , 2.75 3508605

2025-08-23 23:24:11 6 0.0 0.0 0.0 0.0 0 , 5.15 3508606

2025-08-23 23:27:11 7 0.0 0.0 0.0 0.0 0 , 0.00 3508607

2025-08-23 23:30:11 8 0.0 0.0 0.0 0.0 0 , 0.00 3508628

2025-08-23 23:33:11 9 -0.5 -5.9 -13.5 0.2 33 21.4 -50.9 -0.73, 0.29 0.79 1.34 3508629

2025-08-23 23:36:11 10 -0.9 -7.8 -13.3 0.3 63 21.4 -50.9 -0.73, 0.29 0.79 0.00 3508630

2025-08-23 23:39:11 11 -1.1 -9.4 -14.0 0.4 80 21.4 -50.9 -0.73, 0.29 0.79 0.00 3508631

2025-08-23 23:42:11 12 -1.3 -10.1 -15.1 0.5 93 21.5 -51.0 -0.73, 0.29 0.79 0.00 3508632

2025-08-23 23:45:11 13 -1.5 -11.1 -16.0 0.5 100 21.4 -51.0 -0.73, 0.29 0.79 0.00 3508633

2025-08-23 23:48:23 14 -1.6 -11.3 -14.9 0.5 107 21.4 -50.9 -0.73, 0.29 0.79 0.00 3508634

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
2025-08-23 23:09:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3508601
2025-08-23 23:12:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3508602
2025-08-23 23:15:11	3	0.0	0.0	0.0	0.0	0			,		4.89	3508603
2025-08-23 23:18:47	4	0.0	0.0	0.0	0.0	0			,		6.28	3508604
2025-08-23 23:21:11	5	0.0	0.0	0.0	0.0	0			,		2.75	3508605
2025-08-23 23:24:11	6	0.0	0.0	0.0	0.0	0			,		5.15	3508606
2025-08-23 23:27:11	7	0.0	0.0	0.0	0.0	0			,		0.00	3508607
2025-08-23 23:30:11	8	0.0	0.0	0.0	0.0	0			,		0.00	3508628
2025-08-23 23:33:11	9	-0.5	-5.9	-13.5	0.2	33	21.4	-50.9	-0.73, 0.29	0.79	1.34	3508629
2025-08-23 23:36:11	10	-0.9	-7.8	-13.3	0.3	63	21.4	-50.9	-0.73, 0.29	0.79	0.00	3508630
2025-08-23 23:39:11	11	-1.1	-9.4	-14.0	0.4	80	21.4	-50.9	-0.73, 0.29	0.79	0.00	3508631
2025-08-23 23:42:11	12	-1.3	-10.1	-15.1	0.5	93	21.5	-51.0	-0.73, 0.29	0.79	0.00	3508632
2025-08-23 23:45:11	13	-1.5	-11.1	-16.0	0.5	100	21.4	-51.0	-0.73, 0.29	0.79	0.00	3508633
2025-08-23 23:48:23	14	-1.6	-11.3	-14.9	0.5	107	21.4	-50.9	-0.73, 0.29	0.79	0.00	3508634