as a resident Australian (and a lover of levity) I liked your link, which
led me on to the data source. I took a pair of those 15 digit coordinates
and pumped them into good old Google maps but sadly I was unable to zoom in
far enough to see any chlorine atoms. :-(. Shame that.
> Please allow me a little levity, spinning off an earlier discussion of how
> many digits a decimal number type needs to store.
> " Carbrook, for instance, is at -27.673862 153.25624 and at
> -27.673861999297635 153.256240000388146.
> [...] those 15-place figures locate the suburb's latitude to the nearest
> tenth of a nanometre, about half the diameter of a chlorine atom. "
> First, spot the '999' and '0000' suggesting a problem. Second wonder
> whether anyone read the data.
> Apart from that, the article is complimentary about the format used for
> making a lot of data easily searchable. So it's a nice example to use when
> talking about care with data preparation.
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