I live at: Latitude: 37.42104 Longitude: -121.85831
Which in a UTM projection is: Northing: 4142193, Easting: 601021, Zone: 10S
My GPS says it is this: Northing: 4142188, Easting: 601034, Zone: 10S
Which converts back to: Latitude: 37.42099 Longitude: -121.85818
In a Local TM projection centered at longitude -122 it is: Northing: 4141585, Easting: 12549, Zone: 10S
Converting back gives us: Latitude: 37.42099 Longitude: -121.85818
In a Lambert Projection: Northing: 212963, Easting: 2012544
And is still: Latitude: 37.42099 Longitude: -121.85818