Source code for gfinder.target

"""Target module."""

import spiceypy as spice

class Target:
    def __init__(self, target_name, surface_model=None):
        """Inits Target object.

        Args:
            target_name:
            surface_model:
        """
        self.name = target_name
        self.frame = 'IAU_' + self.name
        dim, radii = spice.bodvrd(self.name, 'RADII', 3)
        self.radii = radii
        body, found = spice.bodn2c(self.name)
        self.id = body
        self.re = self.radii[0]  # equatorial radius
        self.f = (self.radii[0] - self.radii[2]) / self.radii[0]  # flattening coefficient

    def __repr__(self):
        return '<%s %r>' % (self.__class__.__name__, self.__dict__)

    def get_noa_frame(self, obsrvr):
        noa_frame = '{}_{}_NOA'.format(obsrvr,
                                       self.name)  # eg: JUICE_JUPITER_NOA, warning: may not exists/be loaded in kernels pool
        return noa_frame