def pjelpl(elin, plane):
    """
    Project an ellipse onto a plane, orthogonally.

    http://naif.jpl.nasa.gov/pub/naif/toolkit_docs/C/cspice/pjelpl_c.html

    :param elin: A SPICE ellipse to be projected.
    :type elin: spiceypy.utils.support_types.Ellipse
    :param plane: A plane onto which elin is to be projected.
    :type plane: supporttypes.Plane
    :return: A SPICE ellipse resulting from the projection.
    :rtype: spiceypy.utils.support_types.Ellipse
    """
    assert (isinstance(elin, stypes.Ellipse))
    assert (isinstance(plane, stypes.Plane))
    elout = stypes.Ellipse()
    libspice.pjelpl_c(ctypes.byref(elin), ctypes.byref(plane),
                      ctypes.byref(elout))
    return elout
Project an ellipse onto a plane, orthogonally.

    http://naif.jpl.nasa.gov/pub/naif/toolkit_docs/C/cspice/pjelpl_c.html

    :param elin: A SPICE ellipse to be projected.
    :type elin: spiceypy.utils.support_types.Ellipse
    :param plane: A plane onto which elin is to be projected.
    :type plane: supporttypes.Plane
    :return: A SPICE ellipse resulting from the projection.
    :rtype: spiceypy.utils.support_types.Ellipse