# -*- coding: utf-8 -*-
"""
Created on Wed Apr 12 14:14:41 2017

@author: wei
"""
T = 1.e12
G = 1.e9 
M = 1.e6
k = 1.e3
d = 1.e-1
c = 1.e-2
m = 1.e-3
u = 1.e-6
n = 1.e-9
p = 1.e-12
f = 1.e-15

mm = 1.e-3
NA = 6.02214086e23

bar = 1.e5
kV =1.e3

cl = 2.998e8; GN = 6.67e-11; eV = 1.602e-19; mp = 1.67e-27; 
me = 9.11e-31; kB = 1.3807e-23; hP = 6.626e-34; hD = 1.05e-34; 
re = 2.82e-15; aB = 7.57e-16; SigmaT = 6.65e-29; yr = 3.16e7; 
My = 3.16e13; Gy = 3.16e16; Gpc = 3.09e25; Msun = 2e30;