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RELEASE
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``${DESI_ROOT}/survey/catalogs/RELEASE`` contains the LSS catalogs for bright (BGS) and dark (LRG, ELG, QSO) used for clustering analysis. The value of ``RELEASE`` will be ``dr1`` or ``dr3``, and so on. In addition, QSO directory contains all the observations that pass the automated QSO selection criteria. 

.. toctree::
   :maxdepth: 1

   LSS/index
   QSO/SPECPROD/index