FACT++  1.0
double eraS00b ( double  date1,
double  date2 
)

Definition at line 3 of file s00b.c.

References eraBpn2xy(), eraPnm00b(), and eraS00().

Referenced by t_s00b().

75 {
76  double rbpn[3][3], x, y, s;
77 
78 /* Bias-precession-nutation-matrix, IAU 2000B. */
79  eraPnm00b(date1, date2, rbpn);
80 
81 /* Extract the CIP coordinates. */
82  eraBpn2xy(rbpn, &x, &y);
83 
84 /* Compute the CIO locator s, given the CIP coordinates. */
85  s = eraS00(date1, date2, x, y);
86 
87  return s;
88 
89 }
double eraS00(double date1, double date2, double x, double y)
Definition: s00.c:3
void eraPnm00b(double date1, double date2, double rbpn[3][3])
Definition: pnm00b.c:3
void eraBpn2xy(double rbpn[3][3], double *x, double *y)
Definition: bpn2xy.c:3

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