[PROJ] Adding new projection to Proj4

[Jeff McKenna]

ok thanks for clarifying Martin.  -jeff



On 2020-02-16 9:52 a.m., Martin Desruisseaux wrote:
> I think Alessandro was proposing to add a new "projection method" (i.e. 
> another set of mathematical formulas for doing the projection). This is 
> a different work than assigning an EPSG code, which is more about 
> setting parameter values to use with pre-existing formulas. If this is 
> the case, then Alessandro's proposal and EPSG change request would be 
> orthogonal tasks.
> 
>      Martin
> 
> Le 16/02/2020 à 13:41, Jeff McKenna a écrit :
> 
>> Hi Alessandro,
>>
>> A new projection can be added into the EPSG registry by filing a 
>> change request at: http://www.epsg.org/EPSGDataset/Makechangerequest.aspx
>>
>> I have went through that process several times now, to add a new 
>> projection into EPSG, that is then automatically leveraged by software 
>> projects, such as PROJ.  Of course it takes time, first for the EPSG 
>> committee to review your request, and then also for the new projection 
>> to propagate to all software projects.
>>
>> -jeff
> 
> 
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-- 
Jeff McKenna
MapServer Consulting and Training Services
https://gatewaygeomatics.com/