10083+3136 KUI 48 AB

Coord 2000	10083+3136		Discov num	KUI  48		Comp	AB		Coord arcsec 2000	10 08 15.94 +31 36 15.4
Date first	1958		Date last	2019		Obs	64
Pa first	175		Pa last	181.2		P.A. Now (θ)	335.7°
Sep first	0.2		Sep last	0.12		Sep. Now (ρ)	0.044"
Mag pri	6.90		Mag sec	7.20		delta mag (ΔM)	0.3		Spectral class	F4V (yellow-white)
Pri motion ra	-083		Sec motion ra
Pri motion dec	-092		Sec motion dec
Notes	N O (See Notes, Orbital solution)

This double is physical.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		61882	10 08 16 +31 36 15	KUI 48 AB	2019	64	181	0.1	6.90	7.20	0.30	Y	<===
Show		61882	10 08 16 +31 36 15	HJ 475 AB,C	2015	12	173	27.8	6.24	13.70	7.46

Triple system
4 estimated visually detectable stars in this system

Constellation	Leo Minor		SAO	61882		HIP	49658		Tycho2	2503-00253-1
Gaia DR2	745776957342208512		HD	87822		HR	3979		GC	13917
ADS	7651		BD	BD+32 1982		Distance	61.24		Distance ly	199.76

Period (P)	17.835y	± 0.097	Periastron (T)	1989.053y	± 0.116	Semi-major axis (a)	0.155a	± 0.001
Eccentricity (e)	0.401	± 0.005	Inclination (i)	84.4°	± 0.6	Longitude of periastron (ω)	186.2°	± 2.6
Node (Ω)	169.7°	± 0.4	Notes	n		Reference	Tok2021c
Equinox	2000		Last observation	2015		Grade	2	(1=Definitive, 9=Indet.)

label theta rho 2000 172.4 0.188 2001 173.8 0.160 2002 176.0 0.123 2003 180.5 0.078 2004 201.6 0.027 2005 331.2 0.036 2006 345.5 0.081 2007 350.9 0.091 2008 358.9 0.055 2009 104.9 0.014 2010 158.3 0.067 2011 163.7 0.118 2012 166.0 0.158 2013 167.5 0.188 2014 168.6 0.207 2015 169.6 0.216 2016 170.5 0.215 2017 171.5 0.204 2018 172.6 0.184 2019 174.1 0.155 2020 176.5 0.116 2021 181.8 0.069 2022 215.9 0.019 2023 335.7 0.044 2024 346.5 0.085 2025 351.8 0.088 2026 1.8 0.046 2027 131.4 0.020 2028 159.7 0.076 2029 164.2 0.125 2030 166.3 0.164		Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
		Measures: green=micrometric, blue=interferometric, purple=photographic