Indonesian TM 3 Projection

[aran dare]

This is indonesian tm3 zones and projection file for arcgis (file *.prj)

 can you tell me which method are better for measuring area with gps waypoint

1.  Konvert gps waypoint to TM3 projection then konvert it to polygon, calculate geometri

or

2, Konvert gps waypoint to polygon, then konvert to TM3

this two method will give different value, which one is better ???? thanks

[ZamboRA Boms]

Hello Aran,

You can try convert to .gpx with Global Energy Software or Encom discover mapinfo...and copy paste in GPS, or u can use topographic exert gps

2013/12/26 aran dare <proj...@gmail.com>

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