Re: [gdal-dev] NAD27 to NAD83

2010-09-14 Thread Jean-Claude REPETTO
Le 14/09/2010 16:56, Donnet , Sebastien a écrit : Hi, I have a bunch of data in NAD27 (lat, lon ascii files) that I would like to convert into NAD83. How can I do that easily with gdal? Up to now I've tried it like this: gdaltransform -s_srs NAD27 -t_srs NAD83 < nad27.txt > nad83.txt using a nad2

Re: [gdal-dev] NAD27 to NAD83

2010-09-14 Thread Frank Warmerdam
Donnet , Sebastien wrote: Hi, I have a bunch of data in NAD27 (lat, lon ascii files) that I would like to convert into NAD83. How can I do that easily with gdal? Up to now I've tried it like this: gdaltransform -s_srs NAD27 -t_srs NAD83 < nad27.txt > nad83.txt using a nad27.txt that loo

[gdal-dev] NAD27 to NAD83

2010-09-14 Thread Donnet , Sebastien
Hi, I have a bunch of data in NAD27 (lat, lon ascii files) that I would like to convert into NAD83. How can I do that easily with gdal? Up to now I've tried it like this: gdaltransform -s_srs NAD27 -t_srs NAD83 < nad27.txt > nad83.txt using a nad27.txt that looks like that (tab separated): 71