ASDF Standard

This document describes the Advanced Scientific Data Format (ASDF) Standard.

The ASDF Standard prescribes the specification and implementation standards for creating, editing and reading ASDF files.

Documentation for the ASDF - Advanced Scientific Data Format python implementation can be found here.

Contents:

• Low-level file layout
• The tree in-depth
• Versioning Conventions
• ASDF Schemas
• ASDF Standard Resources
• Known limits
• Changes
• Appendix A: Embedding ASDF in FITS
• Appendix B: Developer API

Note

This is the Advanced Scientific Data Format - if you are looking for the Adaptable Seismic Data Format, go here: http://seismic-data.org/

A paper, ASDF: A new data format for astronomy 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

• Index