19464+3201 KAM   3AB

Coord 2000	19464+3201		Discov num	KAM   3		Comp	AB		Coord arcsec 2000	19 46 24.02 +32 01 00.4
Date first	1935		Date last	2016		Obs	98
Pa first	135		Pa last	135		P.A. Now (θ)	135.3°
Sep first	2.2		Sep last	5.6		Sep. Now (ρ)	5.74"
Mag pri	10.38		Mag sec	11.15		delta mag (ΔM)	0.77		Spectral class	M0.5V+M2V (red/red)
Pri motion ra	+465		Sec motion ra
Pri motion dec	-393		Sec motion dec
Notes	N O (See Notes, Orbital solution)

This double is physical.

Show	name	SAO	coord_2000	discov#	comp	first	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			19464+3201	KAM 3	AB	1935	2016	98	135	5.7	10.38	11.15	0.77	Y	<===
Show			19464+3201	HEL 3	AC	1999	2002	5	169	15.8	10.38	14.90	4.52
Show			19464+3201	HEL 3	BC	1999	2015	8	194	11.0	11.15	14.90	3.75
Show			19464+3201	CRC 35	BD	2012	2012	2	27	8.7	7.30
Show			19464+3201	CRC 35	BE	2012	2012	2	117	9.0	7.30

Quintuple system
5 visible stars in this system

Precise pa	135.2		Precise sep	5.609		Constellation	Cygnus		SAO	68825
HIP	97292		HD	331161		GL	Gl 767A		BD	BD+31 3767
Distance	13.61		Distance ly	44.4		last precise pa	135.2		last precise sep	5.609

Period (P)	452y	± 91	Periastron (T)	1879.3y	± 28.7	Semi-major axis (a)	4.2a	± 0.5
Eccentricity (e)	0.64	± 0.19	Inclination (i)	82.2°	± 2.4	Longitude of periastron (ω)	359.8°	± 11.1
Node (Ω)	318.3°	± 1.3	Note			Grade	5	(1=Definitive, 9=Indet.)
Equinox	2000		Last observation	2014

label rho theta 2000 5.151 134.3 2001 5.185 134.4 2002 5.219 134.4 2003 5.252 134.5 2004 5.285 134.5 2005 5.318 134.6 2006 5.350 134.6 2007 5.382 134.7 2008 5.413 134.7 2009 5.444 134.8 2010 5.475 134.8 2011 5.505 134.9 2012 5.535 134.9 2013 5.565 135.0 2014 5.594 135.0 2015 5.623 135.1 2016 5.652 135.1 2017 5.680 135.2 2018 5.708 135.2 2019 5.735 135.3 2020 5.762 135.3 2021 5.789 135.3 2022 5.815 135.4 2023 5.842 135.4 2024 5.867 135.5 2025 5.893 135.5 2026 5.918 135.6 2027 5.943 135.6 2028 5.967 135.6 2029 5.991 135.7 2030 6.015 135.7 Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
		Measures: green=micrometric, blue=interferometric, purple=photographic

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19464+3201	KAM 3	AB	2007	69	135	5.4	10.94	11.66	M1	NVD	194623.93+320101.5
19464+3201	KAM 3	AB	2012	79	135	5.5	10.38	11.15	M0.5V+M2V	NV	194623.93+320101.5
19464+3201	KAM 3	AB	2013	80	140	5.6	10.38	11.15	M0.5V+M2V	NV	194623.93+320101.5
19464+3201	KAM 3	AB	2015	81	136	5.6	10.38	11.15	M0.5V+M2V	NO	194623.93+320101.5
19464+3201	KAM 3	AB	2016	93	135	5.6	10.38	11.15	M0.5V+M2V	NO	194624.02+320100.4

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