---
aliases:
- /2021/08/pysm3-paper
categories:
- openscience
- python
- pysm
- cosmology
date: '2021-08-04'
layout: post
title: New paper about PySM 3

---

**Update November 2021**

Paper was published on JOSS:

* ["The Python Sky Model 3 software" on JOSS](https://joss.theoj.org/papers/10.21105/joss.03783)

* ["The Python Sky Model 3 software" on the Arxiv](https://arxiv.org/abs/2108.01444)
* [Submission to JOSS](https://github.com/openjournals/joss-reviews/issues/3534)

submitted to JOSS, see also this [tutorial on how to publish a JOSS paper to Arxiv](https://zonca.dev/2021/08/joss-to-arxiv.html)

It is about `pysm3` a #Python package (heavily optimized through numba) to simulate sky maps of the Cosmic Microwave Background (CMB) and galactic emission as observed by instruments. Relies on Planck
 & WMAP data.