poliastro issue #751

units_nu_to_M.py

from astropy import units as u
from poliastro.twobody.angles import nu_to_M
from poliastro.core.angles import nu_to_M as nu_to_M_core

nu = 150 * u.deg
ecc = 0.08 * u.one

# If making use of radians in high-level function
M = nu_to_M(nu.to(u.rad), ecc)
print("\nHigh level function radian input results")
print("M:", M.to(u.deg))
print("M:", M.to(u.rad))

# If making use of radians in high-level function
M = nu_to_M(nu.to(u.deg), ecc)
print("\nHigh level function degrees input results")
print("M:", M.to(u.deg))
print("M:", M.to(u.rad))

# If making use of radians in low-level function
M = nu_to_M_core(nu.to(u.rad), ecc)
print("\nLow level function radians input results")
print("M:", M)

# If making use of radians in low-level function
M = nu_to_M_core(nu.to(u.deg), ecc)
print("\nLow level function degrees input results")
print("M:", M)