Posted by Marc Christiansen on 12/04/07 20:52

Jerry Stuckle <jstucklex@attglobal.net> wrote:
> Toby A Inkster wrote:
>> Rik Wasmus wrote:
>>
>> ____
>> 1. It is noteworthy that the UK's motorway speed limit (70 miles/hour) is
>> almost exactly 4 millilightyears per fortnight (it's about 4.0009353).
>>
> Toby,
>
> With a claim like that, I had to check it. I think your figures are a
> bit off.
>
> 1 light year is about 5.87849981×10^12 miles. In one fortnight that
> would be about 225,322,374,647 miles. 1/1000 of that would be
> 225,322,374 miles. I think you'd have to be going a lot faster than 70
> mph to get that many miles in a fortnight. :-)
>
What did you calculate to get 225,322,374,647 miles? 1 light year *
26.09? If yes, why?
But Toby got it slightly wrong too. 1 light year per fortnight is
5.87849981×10^12 miles / (14 * 24 hours), about 17495535149 miles/hour,
so 70 miles/hour are about 4 nano light years per fortnight.

Ciao
Marc

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