[oxoncotswolds] Bus stops imported
Andrew Chadwick (email lists)
andrewc-email-lists at piffle.org
Thu Oct 22 11:16:30 BST 2009
Péter Connell wrote:
> Oxontime numbers should just be down as 'ref' I think. This is somewhat
> complicated by the acis system normally using ATCOcodes (as NaPTAN
> numbers) but for some reason this isn't the case in Oxfordshire.
> http://www.oxontime.com/pip/stop_simulator.asp?naptan=69325659
Looks like the Oxontime number is the same thing as the NaptanCode /
SMSNumber described in http://www.pti.org.uk/naptanc.htm and
http://wiki.openstreetmap.org/wiki/NaPTAN/Tag_mappings#General_values
{{1}} . When mapped through http://en.wikipedia.org/wiki/E.161 the
letter-string values like "SMS:oxfajgaw" used by other NAPTAN consumers
like the "all stops" search on
http://www.transportdirect.info/Web2/Maps/JourneyPlannerLocationMap.aspx?cacheparam=11
map to numeric codes like 69325429 that look awfully similar to the ones
I've seen on the street.
So yes, basically our old numeric ref=* is a new-style naptan:NaptanCode=*.
> I think the naptan:..... fields could be used for 'official' references
> (i.e. that don't appear on the stops themselves and/or have no use for
> the general public)
The advice from {{1}} is to use naptan:NaptanCode if it's one of those,
and ref=* "Only when 'actively' converting the data" (whatever that
means). I think it means that we have a choice, can retain ref=* as-is
for the 8-digit ones, but there's a canonical form and they're equivalent.
I hope.
http://wiki.openstreetmap.org/wiki/NaPTAN/Surveying_and_Merging_NaPTAN_and_OSM_data
says nothing for refs.
--
Andrew Chadwick
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