Combining HIPPARCOS and Gaia data for the study of binaries: The BINARYS tool

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Table 2

Orbital parameters adjusted for Gl 494, GJ 2060, and HIP 88745.

OP	P Years	Tp (days, J2000)	a₁ (a.u)	e	ω₂ (deg)	i (deg)	Ω (deg)	a₂₁ (a.u)	Δm_HIP
Gl 494	13.52 ±0.02	7721 ±8		0.243 ±0.001	336.3 ±0.4	130.0 ±0.1	236.7 ±0.1	4.959 ±0.009	×
GJ 2060	7.794 ±0.008		1.7 ±0.2		169 ±3	40 ±1	180 ±3	4.0 ±0.1	1.93 ±0.05
HIP 88745^(A)				0.82 ±0.02	285 ±2	44 ±2	234 ±3		3.81 ±0.01
HIP 88745^(AR)	56.5 ±0.4		6.56 ±0.06	0.783 ±0.003	288.8 ±0.5	40.3 ±0.5		17.1 ± 0.1

Notes. The parameters are estimated with TMB and their errors are estimated thanks to a MCMC. HIP 88745^(A): using only absolute astrometry. HIP 88745^(AR): using absolute and relative astrometry.

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