int main( const int argc, const char **argv)
{
const int test_differences = (argc == 1 || argc == 3);
const double jde = (argc == 1 ? 2451539.5 : atof( argv[1]));
int nSat; // loop counter
// Process each satellite in turn.
setvbuf( stdout, NULL, _IONBF, 0);
for (nSat=0; nSat<5; nSat++)
{
double dRect[6]; // satellite coordinates
// Retrieve the coordinates of the satellite relative to the
// centre of Saturn. These are equatorial coordinates for the
// mean ecliptic and epoch of J2000.0. Positions in AU,
// velocities in AU/second. Printed out in km and km/s.
memset( dRect, 0, 6 * sizeof( double));
gust86_posn( jde, nSat, dRect );
if( test_differences)
subtract_test_data( dRect, nSat, 0);
printf( "%d: %14.6lf %14.6lf %14.6lf\n", nSat, dRect[0] * AU_IN_KM,
dRect[1] * AU_IN_KM,
dRect[2] * AU_IN_KM);
if( test_differences)
subtract_test_data( dRect + 3, nSat, 1);
printf( " %14.6lf %14.6lf %14.6lf\n", dRect[3] * AU_IN_KM,
dRect[4] * AU_IN_KM,
dRect[5] * AU_IN_KM);
}
return( 0);
}
int main( int argc, char **argv)
{
const int test_differences = (argc == 1 || argc == 3);
const double jde = (argc == 1 ? 2451539.5 : atof( argv[1]));
int nSat; // loop counter
const char *sat_names[5] = {
"Ariel", "Umbriel", "Titania", "Oberon", "Miranda" };
// Process each satellite in turn.
for (nSat=0; nSat<5; nSat++)
{
double dRect[6]; // satellite coordinates
// Retrieve the coordinates of the satellite relative to the
// centre of Saturn. These are equatorial coordinates for the
// mean ecliptic and epoch of J2000.0. Positions in AU,
// velocities in AU/second. Printed out in km and km/s.
gust86_posn( jde, nSat, dRect );
if( test_differences)
subtract_test_data( dRect, nSat, 0);
printf( "%d %-8s: %14.6lf %14.6lf %14.6lf\n", nSat, sat_names[nSat],
dRect[0] * AU_IN_KM,
dRect[1] * AU_IN_KM,
dRect[2] * AU_IN_KM);
if( test_differences)
subtract_test_data( dRect + 3, nSat, 1);
printf( " %14.6lf %14.6lf %14.6lf\n",
dRect[3] * AU_IN_KM,
dRect[4] * AU_IN_KM,
dRect[5] * AU_IN_KM);
}
return( 0);
}
