[time-nuts] question about Thunderbolt geo acuracy

[swingbyte]

On 11/05/2012 00:44, bg at lysator.liu.se wrote:
> Hi Tim,
>
> The answer is NO. Even though decent accuracy can be had with long
> averaging. It was discussed a few years ago on this list.
>
> --
>
>     Björn
>
>> Hi all,
>> Hope this isn't too chat roomy, however, I have need of a survey precise
>> geolocation type gps.  I was wondering if the precise timing abilities
>> extend to its precision in position output?  I have a thunderbolt and
>> one of those conical white aerials from china and would like to know if
>> this combination will give me accurate height data.
>>
>> Thanks
>>
>> Tim
>>
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>
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Well that's disappointing!

I need to measure the height of my house floor to be above the flood 
plane contour.  I might have a look at some dted from work.  Might have 
to pay a real surveyor to measure the height datum.
Thanks for all the info though guys

Tim