get_a_from_ecc
- legwork.utils.get_a_from_ecc(ecc, c_0)[source]
Convert eccentricity to semi-major axis
Use initial conditions and Peters (1964) Eq. 5.11 to convert
ecc
toa
.- Parameters
- eccfloat/array
Eccentricity
- c_0float
Constant defined in Peters and Mathews (1964) Eq. 5.11. See
legwork.utils.c_0()
- Returns
- afloat/array
Semi-major axis