[Qgis-user] Lat Lon Tools question

[chris hermansen]

Sorry, correction: between 80° S and the equator.

https://epsg.io/32713

On Sat, Feb 6, 2021, 10:55 chris hermansen <clhermansen at gmail.com> wrote:

> David and list
>
> On Sat, Feb 6, 2021, 10:50 David Strip <qgis-user at stripfamily.net> wrote:
>
>> On 2/6/2021 11:33 AM, chris hermansen wrote:
>>
>>
>> Your lat long 35,-106 are far west in the northern hemisphere. Therefore
>> the UTM zone is 13N not 13S.
>>
>> This is somewhere near Memphis Tennessee if I am not wrong.
>>
>> Actually, that's pretty close to me. It's in Los Alamos, NM. (I'm about
>> 75 miles WNW).
>>
>> There is some confusion about the naming of UTM zones. According to
>> Wikipedia
>> <https://en.wikipedia.org/wiki/Universal_Transverse_Mercator_coordinate_system#UTM_zone>,
>> the latitude bands are not part of the UTM description, but rather from the
>> MGRS. Nonetheless, UTM grid references are sometimes given, creating the
>> ambiguity between 13S meaning latitude band S vs. meaning a UTM coordinate
>> south of the equator. In the case of the coordinates given here, 13N means
>> zone 13 north, and is not a latitude band reference.
>>
>
> The latitude band thing is different than the N or S convention, I believe.
>
> 13N gives metres north of the equator.
>
> 13S gives metres north of the south pole.
>
>>
>>
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