[OZAPRS] Google earth resolution

[A Wallace]

Could that be because the earth is not a true globe, but an oblate 
spheroid, being slightly squeezed at the poles?

Adrian 5AW


Andrew Rich wrote:
> Just plyaing with some figures, trying to establish the resolution of
google
> earth
>
> Change in LAT (27)
>
> 0.009677 = 107,109.23 cm
> 0.000001 = 11 cm
>
> 0.079874 = 884092.73 cm
> 0.000001 = 11 cm
>
> 0.276484 = 3060308.61 cm
> 0.000001 = 11 cm
>
> Change in LON (153)
>
> 0.430612 = 4256068.85 cm
> 0.000001 = 9.88 cm
>
> 0.133536 = 1319374.56 cm
> 0.000001 = 9.88 cm
>
> 0.024147 = 238553.20 cm
> 0.000001 = 9.88 cm
>
> It works out that 0.000001 change in LAT = 11.00 cm
> It works out that 0.000001 chnage in LON = 09.88 cm
>
> -----------------------------------------
> Andrew Rich
> Amateur radio callsign VK4TEC
> email: vk4tec at tech-software.net
> web: http://www.tech-software.net
> Brisbane AUSTRALIA
>
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>
>   

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