mock_mod_spectra.py

import glob

from astropy.table import Table


def mock_spectra(starnames, starkmags, template_file):
    for cname, kmag in zip(starnames, starkmags):
        print(cname)
        ctable = Table.read(template_file)
        mfac = 10 ** (-0.4 * kmag + 0.4 * template_star_kmag)
        ctable["FLUX"] *= mfac
        out_file = "data/%s_mod_000.fits" % cname
        ctable.write(out_file, overwrite=True)


if __name__ == "__main__":

    # A stars
    # astarnames = ['hd055677']
    # astarkmags = [4.26, 5.751, 5.756,
    #               6.824, 7.043, 9.156]
    # template_star = 'bd60d1753'
    # template_star_kmag = 9.64
    # template_file = glob.glob("data/%s_mod_0??.fits" % template_star)
    # mock_spectra(astarnames, astarkmags, template_file[0])

    # G stars
    gstarnames = [
        "ngc2420",
        "ngc2506",
        "ngc6811",
        "gstark12.5",
        "gstark13.0",
        "gstark13.5",
        "gstark14.0",
    ]
    gstarkmags = [
        15.5,
        16.3,
        13.9,
        12.5,
        13.0,
        13.5,
        14.0,
    ]
    template_star = "hd159222"
    template_star_kmag = 5.05
    template_file = glob.glob("data/%s_mod_0??.fits" % template_star)
    mock_spectra(gstarnames, gstarkmags, template_file[0])