| Track | Specifies the position of the log relative to the depth axis. Refer to the "Tracks" tab to track details. | 
                                                            
                                                                | Label | Sets the header for the log curve.  By default, Petra will use the curve name. | 
                                                            
                                                                | Left Scale | Sets the log value for the left side of the log scale. | 
                                                            
                                                                | Right Scale | Sets the log value for the right side of the log scale. | 
                                                            
                                                                | Logarithmic Scale | Option plots the selected log with using a logarithmic scale.  The left and right scales should be entered as powers of 10 when using this option.  Note that anything with a "0" scale will disable the logarithmic option. | 
                                                            
                                                                | Disabled | Temporarily hides the log trace from the display.  Disabling a curve retains the settings.  | 
                                                            
                                                                | Use Alias Logs | Uses log curve aliases  when the the selected curve is absent.  Disabling this option will force petra to only use the exact curve name. | 
                                                            
                                                                | Suppress Track Header | Hides the log curve headers at the top of each track. | 
                                                            
                                                                | Default Log Scale - | Set the left and right scales to the curve's default log scale.  Note that this is set on the Log Maintenance Tool or with the Save Default Scale button below. | 
                                                            
                                                                | Save Default Scale  | Sets the log curve's default scale to the current settings on the Left and Right scale entries | 
                                                            
                                                                | Statistical Default Scale | Automatically fills in the left and right scale values using the statistical average from the logs of the current cross-section wells. Values are computed as 2 standard deviations from the mean. The logarithmic option is set if the minimum value is positive and the different of the maximum and minimum exceeds 500. |