# Copyright (c) 2025 Jakub Szyndler
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>


#constants
Year = 365.25 #days
Day = 24*3600
AU = 1.495978707e11#m
pc = 3.0857e16 #m
solar_mass =  1.9891e30 #kg
mass_conversion = 1.3466e27/solar_mass #kg
time_conversion= 3.3356e-9#s
G = 2.96e-4
c = 173 #AU/days

#mercury mass 1.652e-7 m_sun
#Input paraeters
m_1 = 1.4*G/c**2 # masses in solar mass ( we work in geometrized units)
m_2 = 1.4*G/c**2
M = m_1 + m_2
eta = m_1*m_2/M
r_0 = 746600000/AU # initial separation( we operate in Astronomicals units)
t0 = 35*Year*c # Time in which we want to evolve the configuration (in years*days*c)
H = 1#7.751938773864*60/4/Year