# ctdprf

##

Last updated Sun Sep 19 14:20:16 1999

Plots CTD profiles

## 1. SYNOPSIS

ctdprf(year_base, prf_file, pos_file, plot_title, plot_prf, note )

## 2. DESCRIPTION

This Matlab function makes a plot of CTD profiles. Input file can be generated with xtract(1). CTD input file must have the following columns:

1. Pressure (db)
2. Potential Temperature (deg C)
3. Salinity (ppm)

Position input file must have the following columns:

1. Time in decimal days
2. Longitude in degrees
3. Latitude in degrees

## 3. PARAMETERS

year_base

  Base year used in input position file.

prf_file

  Input CTD data file.

pos_file

  Input position file.

plot_title

  Title for plot.

plot_prf

  A string with profile decriptors to plot. These may be the following characters: T (temperature),S (salinity) and s (sigma).

note

  Additionnal string to plot at lower left corner of plot

## 4. FILES

- ctd_prf.ps

## 5. AUTHORS

Pierre Jaccard, Geophysical Institute, University of Bergen, 1999