Monthly Notices of the Royal Astronomical Society · 1987 · 18 citations · 0 references
Natural SciencesAstronomyPhysicsAstrophysicsSolar AstronomyStellar AstronomyOrbital ElementsBinary Star Orbital ElementsOrbital Period DeterminationRelative Orbital Elements
Radial velocity measurements of the exnova CP Pup yield an orbital amplitude of 92 km s−1 and a period of 0.061 4215 day, which is shorter than the photometric periods determined by Warner. The mass of the secondary is 0.14 M⊙, that of the primary is below 0.86 M⊙, perhaps as low as 0.12 M⊙.