Re: [Gnuplot-info] Plotting time as well as date

[Ethan M. <eam...@gm...>]

On Tue, Sep 23, 2014 at 12:12 AM, Dave Horsfall <da...@ho...> wrote:
> In some situations it's important to know the time of a logged event, as
> well as the date.  I can only think of four ways of doing this:
>
> Show a fractional date (not very human-readable).
>
> Append the time to the date on the x-axis somehow (will quickly run out of
> room as the data grows; at least dates can be interpolated).
>
> Plot the graph to some format that is clickable (I don't even know whether
> that is possible).
>
> Use a 3-D plot, with time on the z-axis (could look amusing).
>
> Anyone have any ideas?

The 2nd demo plot here might give you some ideas:

    http://gnuplot.sourceforge.net/demo_cvs/timedat.html

Alternatively the plot could show only points and you would retrieve
the time by middle-mouse-click on it.  This would require using the
"set mouse format" command to pick an appropriate interactive output
format.