4.3.10.1.4 Manipulate SEG-Y File
This powerful utility (available via SEG-Y wizard or classic SEG-Y import tool) allows to edit text, binary and trace headers of a SEG-Y file. All changes made to SEG-Y headers can only be saved to a new Output file.
- Text Header: can be directly edited.
- Binary header: click on Change... button and in SEG-Y Binary Header window correct Value fields for Bytes as required.
- Trace headers: follow the steps below to trace headers:
- Select a trace header to edit in the left list and press on
icon; - In Header Calculation window type in a Formula and press Ok.
- For information about the supported operators, functions and constants please refer to the
- Other trace headers can be inserted in the formula by selecting them in the Available list and pressing .
- For information about the supported operators, functions and constants please refer to the
- Select a trace header to edit in the left list and press on
- Trace header definitions appear in the right list and may be edited
or deleted
. The set of definitions can be also saved
for later use and restored
when needed. Note, that the table on the right already reflects these changes for QC (see below).
QC Trace Headers
- Plot:
- Highlight trace header(s) in the table to plot against trace number.
- Press on
to create a plot. - If All is unchecked, specify the required range of traces:
