Coverage for frank/constants.py: 83%

1# Frankenstein: 1D disc brightness profile reconstruction from Fourier data 

2# using non-parametric Gaussian Processes 

3# 

4# Copyright (C) 2019-2020 R. Booth, J. Jennings, M. Tazzari 

5# 

6# This program is free software: you can redistribute it and/or modify 

7# it under the terms of the GNU General Public License as published by 

8# the Free Software Foundation, either version 3 of the License, or 

9# (at your option) any later version. 

10# 

11# This program is distributed in the hope that it will be useful, 

12# but WITHOUT ANY WARRANTY; without even the implied warranty of 

13# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 

14# GNU General Public License for more details. 

15# 

16# You should have received a copy of the GNU General Public License 

17# along with this program. If not, see <https://www.gnu.org/licenses/> 

18# 

19"""This module contains useful conversion constants.""" 

20 

21import numpy as np 

22 

23rad_to_arcsec = 3600 * 180 / np.pi 

24sterad_to_arcsec = rad_to_arcsec ** 2 

25deg_to_rad = np.pi / 180