Astrometric and photometric preprocessing for the Legacy Survey Data Releases. e.g. this is a preburner to running the [https://github.com/legacysurvey/legacypipe Legacypipe/Tractor code]. The output is a CCD-level zeropoints file for a given set of reduced (by the NOAO community pipeline) DECaLS, MzLS, or BASS images.
https://github.com/legacysurvey/legacyzpts/blob/master/RUN.md
http://legacyzpts.readthedocs.io/en/latest/?badge=latest
legacyzpts is free software licensed under a 3-clause BSD-style license. For details see
the LICENSE.rst file.