Function eraAtcc13 

pub unsafe extern "C" fn eraAtcc13(
    rc: f64,
    dc: f64,
    pr: f64,
    pd: f64,
    px: f64,
    rv: f64,
    date1: f64,
    date2: f64,
    ra: *mut f64,
    da: *mut f64,
)