Use RouteConverter, which is a free download. It permits you to set the timezone and then converts UTC to the local time. You need to pick
the location and may need to adjust your pick per DST if that applied at the time, but then the rest is done for you.

RsH


On Sun, 02 Oct 2011 11:57:46 +0100, Terry Pinnell <(E-Mail Removed)> wrote:

>OT in uk.rec.walking but I know there are several mapping experts there,
>and hopefully on-topic in the other groups.
>--------------------
>
>Could someone set me straight on a basic point please?
>
>GPX files contain timestamps in UTC time (what I call GMT, being rather
>old).
>
>After importing these (or the original proprietary GPS-recorded 'MMO'
>files) into my particular mapping program, Memory-Map, the time at any
>point on a walk can be read out conveniently by hovering over it with the
>mouse cursor. Handy for quickly pin-pointing where I stopped for lunch,
>when I got back, etc.
>
>No problem for a UK walk, as at worst it's an hour wrong. But for walks in
>faraway locations the arithmetic gets tedious (especially if it involves a
>date change).
>
>In Mem-Map there appears to be no way to adjust this to local time.
>
>Is this the case with other map apps please? Or (like the excellent GPS
>Utility which I use for editing/conversion) do they have a simple way to
>adjust?

RsH <(E-Mail Removed)> wrote:

>Use RouteConverter, which is a free download. It permits you to set the timezone and then converts UTC to the local time. You need to pick
>the location and may need to adjust your pick per DST if that applied at the time, but then the rest is done for you.
>
>RsH
>
>
>On Sun, 02 Oct 2011 11:57:46 +0100, Terry Pinnell <(E-Mail Removed)> wrote:
>
>>OT in uk.rec.walking but I know there are several mapping experts there,
>>and hopefully on-topic in the other groups.
>>--------------------
>>
>>Could someone set me straight on a basic point please?
>>
>>GPX files contain timestamps in UTC time (what I call GMT, being rather
>>old).
>>
>>After importing these (or the original proprietary GPS-recorded 'MMO'
>>files) into my particular mapping program, Memory-Map, the time at any
>>point on a walk can be read out conveniently by hovering over it with the
>>mouse cursor. Handy for quickly pin-pointing where I stopped for lunch,
>>when I got back, etc.
>>
>>No problem for a UK walk, as at worst it's an hour wrong. But for walks in
>>faraway locations the arithmetic gets tedious (especially if it involves a
>>date change).
>>
>>In Mem-Map there appears to be no way to adjust this to local time.
>>
>>Is this the case with other map apps please? Or (like the excellent GPS
>>Utility which I use for editing/conversion) do they have a simple way to
>>adjust?

Thanks for those helpful follow-ups both, and sorry for my long delay in
responding. I'll check out both suggestions.

--
Terry, East Grinstead, UK