dataprocessing.py 文件源码

def get_cutout_range_for_galaxy(self, galaxy_name):

        """
        This function ...
        :param galaxy_name:
        :return:
        """

        # Find the index of the galaxy in the LEDA - WISE table
        index = tables.find_index(self.leda_wise_table, galaxy_name)

        # Get the RA and DEC
        ra = self.leda_wise_table["ra2000"][index] * Unit("deg")
        dec = self.leda_wise_table["de2000"][index] * Unit("deg")

        # Get the D25
        d25_arcmin = self.leda_wise_table["d25"][index]

        if d25_arcmin < 6: width = .5 * Unit("deg")
        else: width = 1. * Unit("deg")

        # Return the RA, DEC and width (all in degrees)
        return ra, dec, width

    # -----------------------------------------------------------------