Try these http://spatialreference.org/ref/epsg/2157/ http://spatialreference.org/ref/epsg/29903/
Andrew On 10/02/11 08:03, Graham Mullan wrote: > I am starting the tedious process of migrating a large dataset from > Survex to Therion. Now would therefore seem the right time to start > converting the co-ordinate system that is used. > > The data is for Co. Clare in Ireland and previously all entrances and > fixed points were listed in Irish Grid. The Irish are changing this to > ITM (Irish Transverse Mercator) and I would like this to be the system > that we use as it is what will appear on their maps etc. I am assuming > that it is not supported by Therion. I cannot find an EPSG number that > specifically relates to this. The IOS website talks about their system > being compatible with ETRF89, for Europe but that is the nearest > indication I get. > > Can anyone tell me what the correct EPSG number might be or is it > possible for ITM to be built into Therion as an option? > > Graham > > --- > > graham.mullan at coly.org.uk > > 0117 9502556 or 07887 637064 (or try 0844 2327803) > _______________________________________________ > Therion mailing list > Therion at speleo.sk > http://mailman.speleo.sk/mailman/listinfo/therion >
