#ifndef CONSTANTS_H_
#define CONSTANTS_H_

namespace Math {
static const double PI = 3.1415926535897932384626433;

}
namespace Earth {
static const double OMEGA = 7.2921158553E-5;
static const double GRAVITATIONAL_CONSTANT = 3.987095392E14;
static const double MEAN_RADIUS = 6371008.8;
static const double STANDARD_GRAVITATIONAL_PARAMETER = 3.9860044189e14;
}  // namespace Earth

#endif /* CONSTANTS_H_ */