Representing the "butterfly" projection in FITS - projection code XPH
Instrumentation and Methods for Astrophysics
2015-06-17 v1 Cosmology and Nongalactic Astrophysics
Abstract
The "butterfly" projection is constructed as the polar layout of the HEALPix projection with (H,K) = (4,3). This short article formalises its representation in FITS.
Cite
@article{arxiv.1308.6647,
title = {Representing the "butterfly" projection in FITS - projection code XPH},
author = {Mark R. Calabretta and Stuart R. Lowe},
journal= {arXiv preprint arXiv:1308.6647},
year = {2015}
}
Comments
2 pages, 1 figure. Accepted by Publications of the Astronomical Society of Australia (PASA) with open access