Spatial -

NOAA Datums Videos 2014

Differential correction with NA2011 and the newest epoch of NAD83

See our and Datums Basics and GPS Tutorials for the long-awaited results of months of rigorous testing and peer review

Trimble Positions software has replaced Trimble GPS Analyst in ArcGIS 10.1

ALASKA GPS and GIS users - check out Joel Cusick's Datum and Projections presentation Feb 2013

ArcGIS 10.1 - New and Cool improvements see Presentation from Melita Kennedy, ESRI : Projections and Datums Dec 2012

Home GIS
GIS is a SYSTEM of 5 parts PDF Print E-mail


This section provides an overview of a GIS (Geographic Information System), the capabilities it offers and hands-on tutorials  to perform common tasks in the ESRI ArcGIS suite.

Training Project

A fictional project to assesses the adequacy of lighting in a parking lot is used throughout the site to articulate various GIS and GPS principles.  The planning stage for this project is featured in the GIS Basics section while the proposed geodatabase is covered in the GDB section.

... Let's review some of the GIS basics.


Types of Resources

For unknown territory or re-visiting fundamentals

BASICS the essential facts to get the job done with just enough theory

TUTORIALS step-by-step guided directions for common software

Quick start & re-start guides

OFFICE and FIELD GUIDE for quick reference

TOOLS and tricks of the trade earned through experience

LINKS recommended paths for further exploration