Open Access
Table C.3
Additional FITS header keys if a Keplerian orbit was fitted to VELOCE data
| Optional Header Keplerian Orbit - Added to PrimaryHDU | |
|---|---|
| KEY | DESCRIPTION |
| P_ORB | Orbital period [d] |
| P_ORB_ERR | Uncertainty on the orbital period [d] |
| ECCENTRICITY | Eccentricity of the orbit |
| ECCENTRICITY_ERR | Uncertainty on the eccentricity of the orbit |
| T0 | Time of periastron passage (BJD − 2400000.0) |
| T0_ERR | Uncertainty on the time of periastron passage |
| ARGPERI | Argument of periastron ω [deg] |
| ARGPERI_ERR | Uncertainty on the argument of periastron [deg] |
| K | Semi-amplitude of the velocity curve (orbital signal) [km s−1] |
| K_ERR | Uncertainty on the semi-amplitude of the orbital signal [km s−1] |
| A_SINI | Projected semi-major axis of the orbit [au] |
| A_SINI_ERR | Uncertainty on the projected semi-major axis [au] |
| F_MASS | Mass function of the binary system [M⊙] |
| F_MASS_ERR | Uncertainty on the mass function [M⊙] |
Notes. These keys are present only if BOOL_KEPLERIAN of Table C.2 is True.
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