Robotic observations of the most eccentric spectroscopic binary in the sky

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Table 3

Long-term trend of average Gliese 586B velocities, in km s^-1.

Year	Average	N	rms	Zero	Reference
	v_r ^a			point

1978-79	7.701	9	0.26	+0.503	Duquennoy et al.
1981-82	7.238	2	0.22	+0.503	Duquennoy et al.
1982	7.707	4	...	+0.007	Beavers & Eitter
1985-87	7.643	2	0.06	+0.503	Duquennoy et al.
1989-90	7.940	4	0.18	+0.503	Duquennoy et al.
16yr	7.703	18	0.3	+0.503	Nordström et al.
1997-01	8.202	12	0.10	+0.450	Nidever et al.
2007-12	8.143	39	0.13	0	STELLA, this paper

Notes.

^(a)

In the STELLA zero-point system. N is the number of spectra.

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