function jd=doy2jd(yr,doy);% DOY2JD  Converts year and day of year to Julian date.% . Non-vectorized version. See also CAL2JD, GPS2JD,%   JD2CAL, JD2DOW, JD2DOY, JD2GPS, JD2YR, YR2JD.% Version: 24 Apr 99% Usage:   jd=doy2jd(yr,doy)% Input:    yr - year%          doy - day of year% Output:  jd  - Julian dateif nargin ~= 2  warning('Incorrect number of arguments');  return;endjd = cal2jd(yr,1,0) + doy;