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 13713
Detector 24h operating status: Last processed image: 0 hours and 24 minutes ago (2025-08-29 22:12 UTC) Last detected dimming: 0 hours and 23 minutes ago (2025-08-29 22:12 UTC) Overview for dimming #: 13713 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 #: 13713
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2025-08-27 11:15:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3511931

2025-08-27 11:18:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3511934

2025-08-27 11:21:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3511935

2025-08-27 11:24:11 4 0.0 0.0 0.0 0.0 0 , 0.00 3511938

2025-08-27 11:27:11 5 -0.3 -2.5 -14.6 0.1 20 , 0.00 3511939

2025-08-27 11:30:11 6 -1.5 -9.4 -11.5 0.5 131 -1.9 -44.8 -0.71, -0.12 0.72 1.92 3511942

2025-08-27 11:33:11 7 -2.4 -12.1 -10.2 0.9 216 , 0.00 3511943

2025-08-27 11:36:11 8 -4.1 -15.4 -11.5 1.4 331 -5.5 -35.2 -0.58, -0.20 0.61 0.00 3511946

2025-08-27 11:39:11 9 -4.5 -16.9 -11.6 1.4 356 -5.8 -34.4 -0.57, -0.20 0.60 1.28 3511947

2025-08-27 11:42:11 10 -5.7 -18.4 -12.5 1.8 435 -5.7 -34.4 -0.57, -0.20 0.60 0.00 3511950

2025-08-27 11:45:11 11 -5.1 -17.7 -12.0 1.6 396 -5.7 -34.4 -0.57, -0.20 0.60 0.00 3511951

2025-08-27 11:48:11 12 -6.6 -17.7 -11.4 2.1 518 -4.9 -36.3 -0.60, -0.19 0.63 0.00 3511954

2025-08-27 11:51:11 13 -8.4 -16.5 -11.0 2.7 673 -5.5 -33.5 -0.56, -0.20 0.59 0.00 3511955

2025-08-27 11:54:11 14 -10.0 -15.7 -10.8 3.3 803 -5.2 -33.7 -0.56, -0.19 0.59 0.00 3511958

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
2025-08-27 11:15:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3511931
2025-08-27 11:18:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3511934
2025-08-27 11:21:11	3	0.0	0.0	0.0	0.0	0			,		0.00	3511935
2025-08-27 11:24:11	4	0.0	0.0	0.0	0.0	0			,		0.00	3511938
2025-08-27 11:27:11	5	-0.3	-2.5	-14.6	0.1	20			,		0.00	3511939
2025-08-27 11:30:11	6	-1.5	-9.4	-11.5	0.5	131	-1.9	-44.8	-0.71, -0.12	0.72	1.92	3511942
2025-08-27 11:33:11	7	-2.4	-12.1	-10.2	0.9	216			,		0.00	3511943
2025-08-27 11:36:11	8	-4.1	-15.4	-11.5	1.4	331	-5.5	-35.2	-0.58, -0.20	0.61	0.00	3511946
2025-08-27 11:39:11	9	-4.5	-16.9	-11.6	1.4	356	-5.8	-34.4	-0.57, -0.20	0.60	1.28	3511947
2025-08-27 11:42:11	10	-5.7	-18.4	-12.5	1.8	435	-5.7	-34.4	-0.57, -0.20	0.60	0.00	3511950
2025-08-27 11:45:11	11	-5.1	-17.7	-12.0	1.6	396	-5.7	-34.4	-0.57, -0.20	0.60	0.00	3511951
2025-08-27 11:48:11	12	-6.6	-17.7	-11.4	2.1	518	-4.9	-36.3	-0.60, -0.19	0.63	0.00	3511954
2025-08-27 11:51:11	13	-8.4	-16.5	-11.0	2.7	673	-5.5	-33.5	-0.56, -0.20	0.59	0.00	3511955
2025-08-27 11:54:11	14	-10.0	-15.7	-10.8	3.3	803	-5.2	-33.7	-0.56, -0.19	0.59	0.00	3511958