SEGZ-parameters {
#Comment - This header defines a normal SEGY file
 Name,            Length,Description
 Textual-header,    3200, SEGY Rev(0) Default, length of character line header (bytes)
 File-header,        400, Length of binary line header (bytes)
 Trace-header,       240, Length of trace header (bytes)
}
File-header-definition {
 Name,           Byte,Type,Vector,Scalar,Addend,Description
 FILE_SAMP_RATE,   17,INT2,1,1,0,Sample Interval
 FILE_SAMP_NUM,    21,INT2,1,1,0,Number of data samples per trace or the maximum number of Samples
 TRACE_SAMP_FORMAT,25,INT2,1,1,0,Data sample format code 1=IBM floating point
}
Trace-header-definition {
 Name,Byte,Type,Vector,Scalar,Addend,Description
 CDP_X,81,INT4,1,1,0,X-coordinate of ensemble (CDP) for this trace
 CDP_Y,85,INT4,1,1,0,CPD coordinate (Y)
 CDP,21,INT4,1,1,0,Ensemble no. (CDP CMP CRP etc)
 SOURCE_POINT,17,INT4,1,0.001,0,Energy source point number (shot peg)
}