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 14509
Detector 24h operating status: Last processed image: 0 hours and 22 minutes ago (2025-12-11 11:09 UTC) Last detected dimming: 1 hours and 19 minutes ago (2025-12-11 10:12 UTC) Overview for dimming #: 14509 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 #: 14509
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2025-11-28 02:42:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3599905

2025-11-28 02:45:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3599906

2025-11-28 02:48:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3599907

2025-11-28 02:51:11 4 0.0 0.0 0.0 0.0 0 , 0.00 3599908

2025-11-28 02:54:11 5 0.0 0.0 0.0 0.0 0 , 2.11 3599911

2025-11-28 02:57:11 6 0.0 0.0 0.0 0.0 0 , 2.99 3599912

2025-11-28 03:00:11 7 0.0 0.0 0.0 0.0 0 , 3.07 3599915

2025-11-28 03:03:11 8 0.0 0.0 0.0 0.0 0 , 1.85 3599916

2025-11-28 03:06:11 9 0.0 0.0 0.0 0.0 0 , 0.00 3599919

2025-11-28 03:09:11 10 0.0 0.0 0.0 0.0 0 , 0.89 3599920

2025-11-28 03:12:11 11 0.0 0.0 0.0 0.0 0 , 1.00 3599925

2025-11-28 03:15:11 12 -0.3 -3.0 -14.1 0.1 22 11.6 9.7 0.17, 0.18 0.25 0.00 3599926

2025-11-28 03:18:11 13 -0.5 -5.0 -14.2 0.1 40 12.3 8.8 0.15, 0.20 0.25 0.00 3599927

2025-11-28 03:21:11 14 -5.3 -10.3 -11.9 1.3 416 18.0 8.8 0.15, 0.29 0.33 0.97 3599928

2025-11-28 03:24:11 15 -7.2 -10.8 -12.8 1.7 525 14.1 10.7 0.18, 0.23 0.29 0.00 3599931

2025-11-28 03:27:59 16 -8.4 -12.7 -12.7 2.0 614 14.1 10.3 0.18, 0.23 0.29 0.96 3599932

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
2025-11-28 02:42:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3599905
2025-11-28 02:45:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3599906
2025-11-28 02:48:11	3	0.0	0.0	0.0	0.0	0			,		0.00	3599907
2025-11-28 02:51:11	4	0.0	0.0	0.0	0.0	0			,		0.00	3599908
2025-11-28 02:54:11	5	0.0	0.0	0.0	0.0	0			,		2.11	3599911
2025-11-28 02:57:11	6	0.0	0.0	0.0	0.0	0			,		2.99	3599912
2025-11-28 03:00:11	7	0.0	0.0	0.0	0.0	0			,		3.07	3599915
2025-11-28 03:03:11	8	0.0	0.0	0.0	0.0	0			,		1.85	3599916
2025-11-28 03:06:11	9	0.0	0.0	0.0	0.0	0			,		0.00	3599919
2025-11-28 03:09:11	10	0.0	0.0	0.0	0.0	0			,		0.89	3599920
2025-11-28 03:12:11	11	0.0	0.0	0.0	0.0	0			,		1.00	3599925
2025-11-28 03:15:11	12	-0.3	-3.0	-14.1	0.1	22	11.6	9.7	0.17, 0.18	0.25	0.00	3599926
2025-11-28 03:18:11	13	-0.5	-5.0	-14.2	0.1	40	12.3	8.8	0.15, 0.20	0.25	0.00	3599927
2025-11-28 03:21:11	14	-5.3	-10.3	-11.9	1.3	416	18.0	8.8	0.15, 0.29	0.33	0.97	3599928
2025-11-28 03:24:11	15	-7.2	-10.8	-12.8	1.7	525	14.1	10.7	0.18, 0.23	0.29	0.00	3599931
2025-11-28 03:27:59	16	-8.4	-12.7	-12.7	2.0	614	14.1	10.3	0.18, 0.23	0.29	0.96	3599932