#include <cstdio>
#include <cstdlib>
#include <ctime>
+#include <cstring>
#include <string>
#define DEGHR(x) ((x)/15.)
#define RADHR(x) DEGHR(x*SGD_RADIANS_TO_DEGREES)
+using std::string;
static const double MJD0 = 2415020.0;
static const double J2000 = 2451545.0 - MJD0;