{ "metadata": { "name": "", "signature": "sha256:3c4c34d73bf000c3e5ded95acd44c03db74802c6db81d1d2c0ab6a22b131d1af" }, "nbformat": 3, "nbformat_minor": 0, "worksheets": [ { "cells": [ { "cell_type": "heading", "level": 1, "metadata": {}, "source": [ "The color of celestial objects: part I" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "Author: [Eduardo Mart\u00edn Calleja](http://balbuceosastropy.blogspot.com.es/)\n", "\n", "In this post I'll start a series of several articles on the subject of the color of celestial bodies. This first post will be mainly theoretical. In subsequent entries I will address the making of color-color diagrams based on real data obtained from different catalogs" ] }, { "cell_type": "heading", "level": 2, "metadata": {}, "source": [ "Imports and references" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "You can read an interesting introduction to the subject in: [Photometry](http://coolwiki.ipac.caltech.edu/index.php/Photometry) and [Color-Magnitude and Color-Color plots](http://coolwiki.ipac.caltech.edu/index.php/Color-Magnitude_and_Color-Color_plots)" ] }, { "cell_type": "code", "collapsed": false, "input": [ "%matplotlib inline\n", "\n", "from __future__ import division\n", "\n", "import quantities as pq\n", "import numpy as np\n", "import matplotlib.pyplot as plt\n", "\n", "# This IPython magic generates a table with version information\n", "#https://github.com/jrjohansson/version_information\n", "%load_ext version_information\n", "%version_information numpy, matplotlib, quantities" ], "language": "python", "metadata": {}, "outputs": [ { "html": [ "
Software | Version |
---|---|
Python | 2.7.9 64bit [GCC 4.4.7 20120313 (Red Hat 4.4.7-1)] |
IPython | 2.3.1 |
OS | Linux 3.13.0 45 generic x86_64 with debian jessie sid |
numpy | 1.9.1 |
matplotlib | 1.4.2 |
quantities | 0.10.1 |
Mon Feb 23 17:50:35 2015 CET |