19464+3344 STF2580AC

Coord 2000	19464+3344		Discov num	STF2580		Comp	AC		Coord arcsec 2000	19 46 25.60 +33 43 39.3
Date first	1852		Date last	2013		Obs	38
Pa first	146		Pa last	126		P.A. Now (θ)	126°
Sep first	161.6		Sep last	107.9		Sep. Now (ρ)	107.9"
Mag pri	5.06		Mag sec	9.44		delta mag (ΔM)	4.38		Spectral class	F5V+K0 (yellow-white/yellow-orange)
Pri motion ra	+023		Sec motion ra	-000
Pri motion dec	-449		Sec motion dec	-007
Notes	N L U (See Notes, Linear solution, Proper motion indicates non-physical)

rPM=0.984 This double is not physical.

Show	name	SAO	coord_2000	discov#	comp	first	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	17 Cyg	68827	19464+3344	STF2580	AB	1822	2014	147	68	26.1	5.06	9.25	4.19	Y
Show		68827	19464+3344	STF2580	AC	1852	2013	38	126	107.9	5.06	9.44	4.38		<===
Show			19464+3344	KPR 4	AD	1960	1998	2	47	89.5	5.06	13.30	8.24
Show			19464+3344	KPR 4	AE	1893	2012	7	63	105.7	5.06	11.98	6.92
Show		68827	19464+3344	WNO 56	AF	1893	2002	10	235	792.0	5.06	8.48	3.42	Y
Show			19464+3344	STF2580	BC	1883	2012	23	137	94.2	9.25	9.44	0.19
Show			19464+3344	STF2580	BG	1998	2010	3	236	817.6	9.25	8.58	0.67
Show			19464+3344	STF2576	FG	1828	2015	458	156	3.1	8.47	8.58	0.11	Y
Show			19464+3344	STF2576	FH	1905	2012	5	349	56.8	8.48	13.80	5.32
Show			19464+3344	STF2576	FI	1893	2013	11	335	38.6	8.48	12.40	3.92
Show			19464+3344	TKA 1	FJ	1998	2006	4	249	25.9	8.48	11.70	3.22
Show			19464+3344	RAO 69	FK	1998	2013	3	318	16.4	8.48	14.90	6.42
Show			19464+3344	STF2576	GI	1905	2002	3	335	37.4	8.58	12.40	3.82
Show			19464+3344	STF2576	GJ	2002	2013	5	249	20.5	8.58	11.70	3.12

11-fold system
11 visible stars in this system

Precise pa	125.6		Precise sep	107.89		Constellation	Cygnus		SAO	68827
Tycho2	2660-04227-1		HD	187013		HR	7534		DM	BD+33 3587
Flamsteed	17 Cygni		Flamsteed name	17 Cyg		last precise pa	125.6		last precise sep	107.89

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19464+3344	STF2580	AC	2007	33	125	108.8	5.00	9.44	F5V	N D	194625.60+334339.3
19464+3344	STF2580	AC	2009	34	127	109.6	5.00	9.44	F5V	N D	194625.60+334339.3
19464+3344	STF2580	AC	2013	38	126	107.9	5.06	9.44	F5V	NLD	194625.60+334339.3

If you need more information about this double, apply for a data request form to the WDS.