[R-SIG-Finance] Newbie quantmod periodicity question

Brian G. Peterson brian at braverock.com
Thu Sep 10 22:31:10 CEST 2009

Reinstall xts from R-Forge


There was a bug in periodicity() that has now been fixed in the R-forge 
version of xts.


    - Brian

Andre Nathan wrote:
> Hello
> I've just started using quantmod, and I have a question about how to
> deal with intraday data. I'm using getSymbols() to get the data like
> this:
>   getSymbols("GOOG", src = 'yahoo')
> I'm trying to plot an hourly barChart (for example, last 5 hours), but
> I can't seem to get it to work, and all plots only have information up
> to the last day. I believe this is because periodicity(GOOG) is daily,
> but I can't find a way to convert this to hourly data. How can I do
> that?
> Should I get the 15-minute data from yahoo manually instead of using getSymbols?
> Thanks,
> Andre
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Brian G. Peterson
Ph: 773-459-4973
IM: bgpbraverock

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