ZGOUBI USERS' GUIDE - HEP

Keywords and input data formatting 215wîSPNPRNLStore spin coordinates in file FNAMEFNAME 1 Name of storage file (e.g. zgoubi.spn) A80SPNPRNLAStore spin coordinates every ¤¥ other passFNAME 1 Name of storage file (e.g. zgoubi.spn) A80REBELOTE with NPASS Žª¤¦¥¤¦¥ Store every ¤¦¥ other pass (when usingq )·=·I£#¥}´SPNPRTPrint spin coordinatesPrint spin coordinates at the location where thiskeyword is introduced in the structure.1 FNAME contains the spin coordinates and other informations, stored following the FORTRAN sequence below:OPEN (UNIT = NL, FILE = FNAME)DO 1 I = 1, IMAXWRITE(NL,100) LET(I),IEX(I),SXO(I),SYO(I),SZO(I),SO(I),SX(I),SY(I),SZ(I),S(I),æ ,I,IMAX,IPASS,NOEL100 FORMAT(1X, A1, I2, 1P , 6E15.7, /, E15.7, 2I3, I6)1 CONTINUEwhere k¬ , k¬ , k­ are the spin components (suffix O stands for origin). kåÛékm = G˜k­ = G˜k­ = í â>®V=, æ5Û Lorentz factor,=Û particle number, IMAX = total number of particles per pass, IPASS = pass number (as incremented by REBELOTE),NOEL = position of the keyword SPNPRNL[A] in the zgoubi.dat data list. See OBJET and SPNTRK for more details.