[postgis-users] does this projection exist?

[Rob Agar]

thanks. btw, good work on http://spatialreference.org there Howard, very 
useful!


Howard Butler wrote:
> Rob,
> 
> Dig around on http://spatialreference.org and see if you might find 
> something.
> 
> Howard
> 
> On Oct 14, 2007, at 11:47 PM, Rob Agar wrote:
> 
>> hi all
>>
>> I want to project lat/long points from WGS84 to a custom coordinate 
>> system, but since it's a fairly obvious projection, perhaps it may 
>> already exist as an "official" spatial reference system.
>>
>> Basically, what I want is:
>>
>> - mercator projection
>> - origin at 0 E, 0 N
>> - positive x is east, positive y north
>> - unit in metres
>>
>> Does this already exist in spatial_ref_sys, and if so, how would I go 
>> about finding it?
>>
>> If it doesn't exist, how should I construct the srtext & proj4text 
>> strings to add to the table?
>>
>> cheers
>> Rob
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> 
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