Keyword Position Type Description ------- -------- ---- ----------- INP 1 UNIV Name of input 1-d datafile FOLD_OBJ 2 UNIV Name of output fold file CHI_OBJ 3 UNIV Name of output periodogram PERIOD 4 REAL Initial period PINC 5 REAL Period increment NPER 6 REAL Number of periods EPOCH 7 DOUBLE The atomic time of a zero in the phase NPHASE 8 INTEGER Number of phase bins WEIGHTED LOGICAL Weight the data ?