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Table 3

Parameters of the two-companion model of Fig. 3 for HW Vir.

Parameter Inner companion Outer companion
#3 #4

Orbital period P (yr) 12.7 ± 0.2 55  (fixed)
Eccentricity e 0.40 ± 0.10 0.05 :
Semi-major axis a (AU) 4.69 ± 0.06 12.8 ± 0.2
Amplitude K (s) 49 ± 3 563 ± 200
Mass Msin i (MJup) 14.3 ± 1.0 65 ± 15
Argument of periastron ω (°) −18 ± 10 0 :
Periastron passage (JD) 2 452 401    2 461 677 :
Periastron passage (Cycle) 57 150    136 619 :

Notes. A colon indicates uncertain values.

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