On Thu, Mar 03, 2011 at 06:15:39AM -0800, we recorded a bogon-computron collision of the <[email protected]> flavor, containing: > On Wed, 2 Mar 2011, Michael Perdue wrote: > > > Hate to be a wet blanket, but both NAD27 and NAD83 UTM coordinates are > > supposed to be in meters. > > Michael, > > It's been quite a while but I recall data in NAD27 having units of feet.
This is true of State Plane Coordinate Systems in NAD27, but not UTM. FWIW, it looks like since your lat/lons are specified at such low precision, the NAD27/NAD83 datum shift might be irrelevant. Of course, the *best* way to determine the datum would be to query the agency that produced the data... -- Tom Russo KM5VY SAR502 DM64ux http://www.swcp.com/~russo/ Tijeras, NM QRPL#1592 K2#398 SOC#236 http://kevan.org/brain.cgi?DDTNM "The truth will set you free, but first it will piss you off." _______________________________________________ grass-user mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/grass-user
