.. _asdf-standard:

ASDF Standard
=============

This document describes the Advanced Scientific Data Format (ASDF),
pronounced *AZ*-diff.

The ASDF python implementation documentation can be found :ref:`here <asdf:asdf>`.

.. only:: html

    Contents:

.. toctree::
   :maxdepth: 1

   intro.rst
   file_layout.rst
   tree.rst
   versioning.rst
   schemas.rst
   schemas/index.rst
   known_limits.rst
   changes.rst

   asdf_in_fits.rst
   dev_api.rst


.. note::

    This is the **A**\ dvanced **S**\ cientific **D**\ ata **F**\ ormat - if
    you are looking for the
    **A**\ daptable **S**\ eismic **D**\ ata **F**\ ormat,
    go here: http://seismic-data.org/


A paper, `ASDF: A new data format for astronomy
<https://doi.org/10.1016/j.ascom.2015.06.004>`__ about ASDF has been
published in *Astronomy and Computing*:

    Greenfield, P., Droettboom, M., & Bray, E. (2015). ASDF: A new
    data format for astronomy.  *Astronomy and Computing*, 12: 240-251.
    doi:10.1016/j.ascom.2015.06.004

.. only:: html

    * :ref:`genindex`
    * :ref:`search`
