[R] Converting "day of year" to "year", "month" and "day"

Sat Jan 16 07:48:07 CET 2021

Hi Barradas
 Sorry for the delay. Below is a section of my data. I have up to 1826
covering 1998 to 2002
year   day Hr SWS
1998   1  0  344.
1998   2  0  346.
1998   3  0  356.
1998   4  0  332.
1998   5  0  302.
1998   6  0  329.
1998   7  0  395.
1998   8  0  359.
1998   9  0  471.
1998  10  0  392.
1998  11  0  346.
1998  12  0  387.
1998  13  0  393.
1998  14  0  367.
1998  15  0  320.
1998  16  0  309.
1998  17  0  341.
1998  18  0  329.
1998  19  0  322.
1998  20  0  429.
1998  21  0  433.
1998  22  0  398.
1998  23  0  393.
1998  24  0  393.
1998  25  0  423.
1998  26  0  426.
1998  27  0  429.
1998  28  0  386.
1998  29  0  381.
1998  30  0  375.
1998  31  0  365.
1998  32  0  450.
1998  33  0  381.
1998  34  0  316.
1998  35  0  351.
1998  36  0  306.
1998  37  0  312.
1998  38  0  320.
1998  39  0  339.
1998  40  0  395.
1998  41  0  429.
1998  42  0  479.
1998  43  0  495.
1998  44  0  407.
1998  45  0  358.
1998  46  0  360.
1998  47  0  382.
1998  48  0  394.
1998  49  0  393.
1998  50  0  435.
1998  51  0  408.
1998  52  0  360.
1998  53  0  372.
1998  54  0  376.
1998  55  0  379.
1998  56  0  361.
1998  57  0  333.
1998  58  0  321.
1998  59  0  344.
1998  60  0  412.
1998  61  0  428.
1998  62  0  401.
1998  63  0  369.
1998  64  0  343.
1998  65  0  330.
1998  66  0  317.
1998  67  0  296.
1998  68  0  282.
1998  69  0  404.
1998  70  0  530.
1998  71  0  525.
1998  72  0  484.
1998  73  0  430.
1998  74  0  388.
1998  75  0  347.
1998  76  0  337.
1998  77  0  342.
1998  78  0  305.
1998  79  0  329.
1998  80  0  420.
1998  81  0  564.
1998  82  0  483.
1998  83  0  385.
1998  84  0  393.
1998  85  0  437.
1998  86  0  441.
1998  87  0  434.
1998  88  0  471.
1998  89  0  429.
1998  90  0  412.
1998  91  0  370.
1998  92  0  326.
1998  93  0  357.
1998  94  0  338.
1998  95  0  380.
1998  96  0  339.
1998  97  0  312.
1998  98  0  313.
1998  99  0  327.
1998 100  0  362.
1998 101  0  358.
1998 102  0  387.
1998 103  0  397.
1998 104  0  375.
1998 105  0  350.
1998 106  0  357.
1998 107  0  472.
1998 108  0  526.
1998 109  0  396.
1998 110  0  374.
1998 111  0  376.
1998 112  0  355.
1998 113  0  343.
1998 114  0  425.
1998 115  0  426.
1998 116  0  479.
1998 117  0  469.
1998 118  0  425.
1998 119  0  344.
1998 120  0  341.
1998 121  0  426.
1998 122  0  601.
1998 123  0  476.
1998 124  0  670.
1998 125  0  585.
1998 126  0  496.
1998 127  0  479.
1998 128  0  569.
1998 129  0  531.
1998 130  0  489.
1998 131  0  484.
1998 132  0  480.
1998 133  0  393.
1998 134  0  332.
1998 135  0  327.
1998 136  0  493.
1998 137  0  493.
1998 138  0  430.
1998 139  0  396.
1998 140  0  408.
1998 141  0  416.
1998 142  0  376.
1998 143  0  375.
1998 144  0  415.
1998 145  0  407.
1998 146  0  398.
1998 147  0  352.
1998 148  0  349.
1998 149  0  517.
1998 150  0  597.
1998 151  0  480.
1998 152  0  435.
1998 153  0  408.
1998 154  0  441.
1998 155  0  397.
1998 156  0  374.
1998 157  0  413.
1998 158  0  582.
1998 159  0  513.
1998 160  0  459.
1998 161  0  466.
1998 162  0  414.
1998 163  0  354.
1998 164  0  341.
1998 165  0  343.
1998 166  0  369.
1998 167  0  411.
1998 168  0  355.
Thanks
Jibrin

On Fri, Jan 15, 2021 at 7:15 PM Rui Barradas <ruipbarradas using sapo.pt> wrote:

> Hello,
>
> No dataset was attached. Like the posting guide says,
>
> No binary attachments except for PS, PDF, and some image and archive
> formats (others are automatically stripped off because they can contain
> malicious software). Files in other formats and larger ones should
> rather be put on the web and have only their URLs posted. This way a
> reader has the option to download them or not.
>
>
> Can you post sample data? Please post the output of `dput(df)`. Or, if
> it is too big the output of `dput(head(df, 20))`. (`df` is the name of
> your dataset.)
>
> Hope this helps,
>
> Rui Barradas
>
> Às 11:30 de 15/01/21, Jibrin Alhassan escreveu:
> > Dear R users,
> > I am very new to R software. I have solar wind speed data needed for my
> > work. How do I convert day in the year to year, month, and day with R
> > software? I have used this code
> > as.Date(0, origin = "1998-01-01")
> > but it can only convert one day of the year at a time. Meanwhile, I have
> up
> > to the 1998-2002 data set. Attached is my data.
> > Kindly help, please.
> > Jibrin Alhassan
> > ______________________________________________
> > R-help using r-project.org mailing list -- To UNSUBSCRIBE and more, see
> > https://stat.ethz.ch/mailman/listinfo/r-help
> > PLEASE do read the posting guide
> http://www.R-project.org/posting-guide.html
> > and provide commented, minimal, self-contained, reproducible code.
> >
>

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