/* 
 *  Some fundamental physical constants - mks units
 *
 *  See also:
 *  "The Fundamental Physical Constants" by
 *      E. Richard Cohen and Barry N. Taylor
 *          (PHYICS TODAY, August 1989, Austus 1994)
 */


#define c_MKS 299792458.0       /* speed of light [m/s] */
#define k_MKS 1.380658e-23      /* Boltzmann  [J/K] */
#define h_MKS 6.6260755e-34     /* Planck [J-s] */
#define G_MKS 6.67259e-11       /* Newton's Gravitational Constant "G" [N m^2/kg^2] */

#define M_SOLAR   1.989e30	/* Mass of Sun [kg] */
#define L_SOLAR   3.827e26 	/* Luminosity of Sun [W] */
#define R_SOLAR	  6.96e8	/* Radius of Sun [m] */
#define M_EARTH   5.974e24	/* Mass of earth [kg] */
#define AU	  1.496e11      /* Astronomical Unit [m]  */
#define PC        3.0856e16     /* Parsec [m] */