======
backup
======

The ``backup`` directory hosts MTL ledgers for the DESI backup program.
Targets are stored in ledgers that are split by HEALPixel (in the NESTED
scheme) at a resolution of nside=32.

The filename for each ledger resembles sv3mtl-backup-hp-HPX.ecsv, where HPX
is the healpixel number.

.. toctree::
   :maxdepth: 1

   sv3mtl-backup-hp-HPX.ecsv : MTL ledgers for the DESI backup program <sv3mtl-backup-hp-HPX>