ot again: gnuplot> how to get decimal hour exported

[Wolfgang Engelmann]

Am 19.06.20 um 09:53 schrieb Wolfgang Engelmann:
> I run this:
> 
> gnuplot> plot "file.txt" using 0:($1 + $2/60.)
> with data in file.txt like
> 
>    1    00 01
>    2    00 04
>    3    00 07
>    4    00 11
>    ...... up to 256
> 
> the minutes (3rd column) are divided by 60 and added to the hour (2nd 
> column). They are plotted against time (1st column) and I get a correct 
> graph.
> 
> How can I obtain the column of data with the hours and decimalized 
> minutes, e.g. 00 30 > 00.50 ? I need them for further analyses.
> 
> I could not find the command in the gnuplot (and pyxplot) manuals. 
> Perhaps I missed the search word for it.
> 
> I would appreciate very much help
> 
> Wolfgang

found it! > tabulate !
pyxplot> tabulate 'file.txt' using ($2+$3/60.):$1
creates a file
# hdez_nummer.txt
# ColumnUnits: 1 1
      0.0166666667          1
      0.0666666667          2
      0.1166666667          3
      0.1833333333          4
     ...