Update readme.md

data processing/readme.md

@@ -46,9 +46,34 @@ SiO2 | µmol/kg | silicate concentration	 |
 
 ## Underway data
 
-### import dhsip data
+### import dship data
+
+Downloaded data from shipd DSHIP system in 30 s interval ([POS519_UW_dship.dat](https://git.geomar.de/tobias-steinhoff/Poseidon-POS519/blob/master/data%20processing/data/POS519_UW_dship.dat):
+). The dship data were imported into matlab using the following script:
+'''
+% import_dship.m
+[file,path_in]=uigetfile(cd,'choose file ','*.dat');
+cd(path_in)
+an=dlmread(file,'\t',3,0);
+
+mtime=an(:,2);
+dship.course=an(:,3);
+dship.heading=an(:,4);
+lat=an(:,5);
+lon=an(:,6);
+dship.sal=an(:,7);
+dship.sst_ship=an(:,8);
+dship.tsg_temp=an(:,9);
+dship.wind_dir_t=an(:,10);
+dship.wind_speed_t=an(:,11);
+dship.air_press=an(:,12);
+dship.rh=an(:,13);
+dship.wind_dir_r=an(14);
+dship.wind_speed_r=an(15);    
+
+clear an file path_in
+'''
 
-gsgfd
 
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