On Mar 30, 8:10 pm, William <[email protected]> wrote:
> On Mar 31, 4:47 am, pmhooda <[email protected]> wrote:> But these distances were 
> provided by google or it was their own
> > algorithm to calculate distance ?
>
> it's their own database, which includes draft (depth) measurements for
> a ship when calculating the route. They say "Our highly accurate
> distance tables were initially developed with the support of the
> Centre for Applied Mathematics of the prestigious Ecole des Mines
> engineering school in Paris."

Okay Noted. It means google doesn't provide a way to calculate sea
distances. And have to use third party services.

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