--[[

OrbitalMechanics/PhysicsConstants.lua

Contains useful physical constants.

Copyright © 2021 Owen Bartolf

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

it under the terms of the GNU Affero 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 Affero General Public License for more details.

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

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

--]]

local module = {

-- Universal Gravitational Constant, in units km^3 kg^-1 s^-2

G = 6.67408 * 10^-20,

-- Tau, defined as 2pi radianss

tau = 6.28318530718,

-- Epsilon, a tiny floating difference

epsilon = 1e-6,

-- One Gee = Acceleration due to Gravity on Earth ASL

gee = 0.00980665 -- km/(s^2)

}

return module