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Table 2

Orbital parameters for the planets.

Parameter HD 103774b HD 109271b HD 109271c BD− 061339b BD− 061339c
P [days] 5.8881 ± 0.0005 7.8543 ± 0.0009 30.93 ± 0.02 3.8728 ± 0.0004 125.94 ± 0.44
T [JD-2 400 000] 55 675.4 ± 2.0 55 719.1 ± 3.6 55 733 ±8 55 220.50 ± 0.10 55 265.2 ± 17.6
e 0.09 ± 0.04 0.25 ± 0.08 0.15 ±0.09 0.0 (fixed) 0.31 ± 0.11
ω [deg] –42 ± 64 –64 ± 20 4 ± 120 0.0 (fixed) 41 ± 55
K [m s-1] 34.3 ± 1.8 5.6 ± 0.5 4.9 ± 0.4 4.4 ± 0.6 9.1 ± 2.9
msini [MJup] 0.367 ± 0.022 0.054 ± 0.004 0.076 ± 0.007 0.027 ± 0.004 0.17 ± 0.03
msini [MEarth] 116 ± 7 17 ± 1 24 ± 2 8.5 ± 1.3 53 ± 8
a [AU] 0.070 ± 0.001 0.079 ± 0.001 0.196 ± 0.003 0.0428 ± 0.0007 0.435 ± 0.007
V [km s-1] –3.049 ± 0.003 –4.903±0.001 –4.903± 0.001 23.625 ± 0.003 23.625 ± 0.003
N meas 102 87 87 102 102
Time span [days] 2734 2683 2683 2955 2955
⟨ δ RV⟩ [m s-1] 2.6 0.9 0.9 2.7 2.7
σ (O–C) [m s-1] 11.43 2.05 2.05 4.3 4.3
15.7 ± 0.6 4.6 ± 0.3 4.6 ± 0.3 2.47 ± 0.23 2.47 ± 0.23

Notes.P: period, T: time at periastron passage, e: eccentricity, ω: argument of periastron, K: semi-amplitude of the radial velocity curve, msini: projected planetary mass, a: semi-major orbital axis, V: average radial velocity, Nmeas: number of measurements, ⟨ δ RV⟩: average uncertainty on the radial velocity measurements, σ (O–C): root mean square of the residuals from the Keplerian fit.

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