code: def fetch_rrlyrae_lc_params(**kwargs):
      
      save_loc = _get_download_or_cache('table2.dat.gz', **kwargs)
  
      dtype = [('id', 'i'), ('type', 'S2'), ('P', 'f'),
               ('uA', 'f'), ('u0', 'f'), ('uE', 'f'), ('uT', 'f'),
               ('gA', 'f'), ('g0', 'f'), ('gE', 'f'), ('gT', 'f'),
               ('rA', 'f'), ('r0', 'f'), ('rE', 'f'), ('rT', 'f'),
               ('iA', 'f'), ('i0', 'f'), ('iE', 'f'), ('iT', 'f'),
               ('zA', 'f'), ('z0', 'f'), ('zE', 'f'), ('zT', 'f')]
  
      return np.loadtxt(save_loc, dtype=dtype)
docs: Fetch data from table 2 of Sesar 2010
  
      This table includes observationally-derived parameters for all the
      Sesar 2010 lightcurves.