[Cdt-l] Ley map datum?

[bcss at bresnan.net]

Regardless, the 100' between NAD27 and WGS84 should not be a deal breaker
for a hiker. The trail line on most maps is almost 100' wide. 


best wishes,

Jerry Brown
(970) 403-3527    Cell: (970) 749-0496
mailto:bcss at bresnan.net
www.bearcreeksurvey.com


-----Original Message-----
From: cdt-l-bounces at backcountry.net [mailto:cdt-l-bounces at backcountry.net]
On Behalf Of Jonathan Ley
Sent: Saturday, April 13, 2013 6:29 PM
To: cdt-l at backcountry.net
Subject: Re: [Cdt-l] Ley map datum?

They're WGS84.

It's kind of "the default" for most GPS uses these days.

-Jonathan

On 4/13/2013 3:59 PM, Bob Bankhead wrote:
> The National Geodetic Survey defines a geodetic datum as "a set of 
> constants specifying the coordinate system used for geodetic control, 
> i.e., for calculating the coordinates of points on the earth."
>
> Basically, it defines how the GPS coordinates are determined. Hence 
> the terms NAD 1927, NAD 1983, and WGS 84.
>
> For more than you'd ever want to know, go to:
>
> http (colon)//staff(dot)bcc(dot)edu/mzamkoto/ppt_gis/Datums(dot)pdf
>
> -----Original Message-----
> From: cdt-l-bounces at backcountry.net 
> [mailto:cdt-l-bounces at backcountry.net]
> On Behalf Of Bob Sartini
> Sent: Saturday, April 13, 2013 3:29 PM
> To: Richard Lowery
> Cc: cdt-l at backcountry.net
> Subject: Re: [Cdt-l] Ley map datum?
>
> Does anyone know what datum means?
>
> On Sat, Apr 13, 2013 at 6:26 PM, Richard Lowery 
> <rlowery2007 at yahoo.com>
> wrote:
>> Does anyone know what the datum is for the Ley maps?
>>
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>> Cdt-l at backcountry.net
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>>
>
>

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