def METHOD_NAME(self):
    """Hepler method that sets possible and required catalog attributes.
    Sets attributes:
        catalog_atts (list):
            Attributes to try to copy from star catalog.  Missing ones will be
            ignored and removed from this list.
        required_catalog_atts(list):
            Attributes that cannot be missing or nan.
    """
    # list of possible Star Catalog attributes
    self.catalog_atts = [
        "Name",
        "Spec",
        "parx",
        "Umag",
        "Bmag",
        "Vmag",
        "Rmag",
        "Imag",
        "Jmag",
        "Hmag",
        "Kmag",
        "dist",
        "BV",
        "MV",
        "BC",
        "L",
        "coords",
        "pmra",
        "pmdec",
        "rv",
        "Binary_Cut",
        "hasKnownPlanet",
    ]
    # required catalog attributes
    self.required_catalog_atts = [
        "Name",
        "Vmag",
        "BV",
        "MV",
        "BC",
        "L",
        "coords",
        "dist",
    ]