On Mon, Sep 17, 2012 at 12:29 PM, Markus Krötzsch <
mar...@semantic-mediawiki.org> wrote:
> Hi,
>
>
> On 16/09/12 15:33, Jeroen De Dauw wrote:
>
>>
>>
>> > GeoCoordinatesValue := 'GeoCoordinatesValue(' decimal decimal
>> decimal ')'
>>
>> Altitude is probably something we will not have in many cases, so I
>> think this ought to be optional. Another optional argument would be the
>> globe to which the coordinates belong. Different globes have different
>> ways of measuring coordinates, so a specific set of coordinates that is
>> valid on one might mean something else on another and simply be invalid
>> on a third.
>>
>
> Yes, this DataValue is certainly in early draft stage. I will change the
> name as suggested by Katie. For the content, should we have optional
> altitude and optional planet identifier (what is the format of this? is
> there an IRI for Mars?)?
>
>
>
Wikipedia uses a globe parameter and supports only a few other celestial
bodies:
http://en.wikipedia.org/wiki/Template:Coord#globe:G
For Earth, by default, the WGS84 (EPSG:4326) is used.
With a globe parameter, one of these is used:
http://planetarynames.wr.usgs.gov/TargetCoordinates
There also are celestial coordinates, which we may want to support:
http://en.wikipedia.org/wiki/Template:Sky
Cheers,
Katie
> Markus
>
>
>
>> Cheers
>>
>> --
>> Jeroen De Dauw
>> http://www.bn2vs.com
>> Don't panic. Don't be evil.
>> --
>>
>>
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>>
>
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--
Katie Filbert
Wikidata Developer
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