# Speed of light in m/s
speed_light = 299792458

# J s
Planck_constant = 6.626e-34

# m Wavelenght of band V
wavelenght_visual = 550e-9

# flux density (Jy) in V for a 0 mag star
Fv = 3640.0

# photons s-1 m-2 in Jy
Jy = 1.51e7

#1 rad = 57.3 grad
RAD = 57.29578

# 1 AU ib cn
AU = 149.59787e11

# Radius in cm
R_Earth = 6378.e5
R_MOON = 1737.4e5
atmosphere = 100.e5

# Julian day corresponding to the beginning of 2018
JD_2018 = 2458119.5

# km in cm
KM = 1.e5

# m2 in cm2
M2 = 1.e4

# Gravitational constant in N (m/kg)2
G = 6.67384e-11

# Gravitational parameter (mu = G *M) for Earth in m^3/s^2
mu_Earth =  3.986e14

# Timestamp for the initial time in the simulation
# timestamp 2018-01-01 00:00 (GMT as used in STK) (valid for Python/Unix)
# timestamp_2018_01_01 = 1514764800
timestamp_2018_01_01 = 1514764800

sideral_day = 23.9344696 #[h]

version = '0.8'
