This module converts ra to dec and saves to a file if supplied

xpipeline.skyutils.skyutils.radectoearth(ra, dec, gps, filename='')

xpipeline.skyutils.skyutils.xmakeskygrid(ra_ctr_deg, dec_ctr_deg, gps, sigma_deg, nSigma, sites, delay_tol, outputfile=None, gridtype='circular', verbose=False)