19458+2710 KUI  95AB

Coord 2000	19458+2710		Discov num	KUI  95		Comp	AB		Coord arcsec 2000	19 45 45.49 +27 07 28.7
Date first	1934		Date last	2018		Obs	19
Pa first	145		Pa last	60		P.A. Now (θ)	57.4°
Sep first	0.5		Sep last	2.2		Sep. Now (ρ)	2.73"
Mag pri	13.60		Mag sec	14.60		delta mag (ΔM)	1		Spectral class	M4.5V (red)
Pri motion ra	-000		Sec motion ra
Pri motion dec	-124		Sec motion dec
Notes	N O P (See Notes, Orbital solution, 100-year proper motion)

Visually invisible, K-band or other infrared star This double is physical.

Show	name	SAO	coord_2000	discov#	comp	first	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		87682	19458+2710	KUI 95	AB	1934	2018	19	57	2.7	13.60	14.60	1.00	Y	<===
Show		87682	19458+2710	LMP 43	AC	1999	2002	3	35	15.8	13.60	15.50	1.90

Triple system
3 visible stars in this system

Precise pa	60		Precise sep	2.19		Constellation	Vulpecula		SAO	87682
HIP	97237		Gaia DR2	34933640832		last precise pa	60		last precise sep	2.19

Period (P)	228y		Periastron (T)	1961y		Semi-major axis (a)	2.8a
Eccentricity (e)	0.5		Inclination (i)	78°		Longitude of periastron (ω)	179°
Node (Ω)	67°		Note			Grade	5	(1=Definitive, 9=Indet.)
Equinox	2000		Last observation

label rho theta 2000 1.460 46.6 2001 1.532 47.6 2002 1.603 48.5 2003 1.674 49.3 2004 1.744 50.1 2005 1.812 50.8 2006 1.880 51.4 2007 1.947 52.1 2008 2.014 52.6 2009 2.079 53.2 2010 2.143 53.7 2011 2.206 54.1 2012 2.269 54.6 2013 2.330 55.0 2014 2.390 55.4 2015 2.449 55.8 2016 2.508 56.1 2017 2.565 56.5 2018 2.621 56.8 2019 2.676 57.1 2020 2.731 57.4 2021 2.784 57.7 2022 2.836 58.0 2023 2.887 58.3 2024 2.937 58.6 2025 2.986 58.8 2026 3.034 59.1 2027 3.081 59.3 2028 3.127 59.5 2029 3.173 59.7 2030 3.217 60.0 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
19458+2710	KUI 95	AB	2000	13	47	1.4	12.70	13.60	M4	NO	194545.24+270738.5
19458+2710	KUI 95	AB	2008	15	56	1.9	12.70	13.60	M4	NO	194545.24+270738.5
19458+2710	KUI 95	AB	2013	16	60	2.1	13.60	14.60	M4.5V	NOP	194545.49+270728.7
19458+2710	KUI 95	AB	2015	17	60	2.2	13.60	14.60	M4.5V	NO P	194545.49+270728.7
19458+2710	KUI 95	AB	2018	19	60	2.2	13.60	14.60	M4.5V	NO P	194545.49+270728.7

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