[talk-ph] Flight paths in OSM

[maning sambale]

The only useful data I can think of with flightpath gps tracks is to
locate the center line of runways.
(Other than showing-off the fastest speed you record with your GPS device.)

On Mon, Oct 11, 2010 at 8:41 AM, Rally de Leon <ralleon at gmail.com> wrote:
> While zoomed in very close, I have mistaken the said flight path for border
> or power line lots of times, so I can imagine the headache if there will be
> many of these crisscrossing over land data. There's no practical use since
> we can't route land-based vehicles to them. Licensed pilots know their way
> anyway, as long as we can give them potential emergency landing areas (open
> fields & landing strips), as well as give them visual indicators of
> potential dangers such as their proximity to high towers, power lines &
> mountains peaks (in case of zero visibility & failing instruments). To the
> rescue, pilots can reach for their personal gps loaded with osmph. :-)
>
> The ferry routes on the other hand, provides good visual guides of which
> ports/ferry terminals are connected, and actually used for vehicle routing
> (eg. roro users). Emergency use: in case of boat accidents and you are on a
> floating device, you can swim or paddle yourself nearer these ferry routes
> for greater chance of  being seen and rescued. I suggest we collect more of
> these.
>
>
> On Mon, Oct 11, 2010 at 1:16 AM, Eugene Alvin Villar <seav80 at gmail.com>
> wrote:
>>
>> Hi guys,
>>
>> There are currently flight paths data in OSM such as the Manila-Davao
>> path, Manila-Singapore path, Manila-Bacolod path, and maybe others. I
>> personally don't think these would be useful in OSM per se. Maybe in
>> another website that collects GPS flight tracks. Take note that
>> flights do not generally stick to a fixed path and this depends on the
>> time of day, weather conditions, air traffic levels and other
>> variables. Thus, a particular path collected by GPS is not necessarily
>> the "real" path.
>>
>> On the other hand, we can say the same thing for ferry routes but we
>> map these anyway. On the other hand again, ferry routes do not overlap
>> other data in a confusing way, which flight paths do. (I think I've
>> seen a node on the Davao-Manila flight path merged with a POI node in
>> Cavite once before.)
>>
>> This issue has been discussed recently in other parts of the OSM
>> community:
>>
>> http://help.openstreetmap.org/questions/297/does-it-make-sense-to-upload-aviation-tracks-to-osm
>> http://www.mail-archive.com/talk@openstreetmap.org/msg33802.html
>>
>> What do you guys think? Should we retain and add flight path data or
>> do we remove them?
>>
>> Eugene (osm:seav)
>>
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>
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-- 
cheers,
maning
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