Eye4Software Hydromagic

  Hydrographic Survey Software

Download free demo version

Eye4Software Hydromagic - Knowledge Base - Tags - NADCON

Q200008 I want to use NADCON to convert between NAD83 and NAD27, is this supported ?
NADCON is fully supported, the correction files are also shipped with the application. ...
Tags:  NADCON, NAD83, NAD27

Q200012 Which horizontal datum transformations are supported ?
Hydromagic is able to convert between geoidetic datums using one of the following translation algorithms: No transformation Molodensky Bursa Wolf NADCON HARN or HPGN NTv2 ...
Tags:  Datum Transformation, Molodensky, Bursa Wolf, NADCON, HARN, HPGN, NTv2

Q200014 I am using NAD27 as map datum but the position is about 100ft off
When using NAD27, coordinate conversion tages place between NAD83 (WGS84) and NAD27.There are two variants, a matrix transformation or tranformation by a datum shift file.By default Hydromagic is using the matrix transformation. If your map or project is using the datum shift file transformation you ...
Tags:  NAD27, NAD83, NADCON, Position Error, Datum Shift

Q200015 How can I change a grid to use NADCON for NAD27 to NAD83 translation ?
By default, all State Plane grids that use NAD27, use a regular (Molodensky) NAD27 to NAD 83 transformation. It is not very difficult to change the built in grid to use NADCON conversion: Make sure you run the software as an Administrator, or make sure UAC in windows is turned off Select the "Mana ...
Tags:  State Plane Coordinate System, NAD27, NAD83, NADCON