Collapse all Welcome to ArcGIS Desktop Help Copyright information Acknowledgements GIS Dictionary

What's new in ArcGIS

Getting started

Map projections and coordinate systems

Getting started with map projections An overview of map projections Projection basics the GIS professional needs to know About the geoid, ellipsoid, spheroid and datum, and how they are related Identifying an unknown coordinate system Converting Degrees Minutes Seconds values to Decimal Degree values Geographic coordinate systems About geographic coordinate systems Spheroids and spheres Datums North American datums What happens to features at +/-180 (dateline)? GCS_Assumed_Geographic_1 Projected coordinate systems About projected coordinate systems About map projections Projection types Planar projections Conic projections Cylindrical projections Other projections Projection parameters Geographic transformations Supported map projections Vertical coordinate systems

Mapping and visualization

Editing and data compilation

An overview of editing and data compilation Getting started with editing Common editing tasks Creating new features Editing existing features Editing attributes Editing annotation Editing dimension features Using a digitizer About digitizing An overview of preparing to digitize Registering the paper map Digitizing features on a paper map Spatial adjustment Editing topology Editing relationships and related objects COGO

Tables and attribute information

Geoprocessing

Geoprocessing tool reference

Geodatabases and ArcSDE

Data management with ArcCatalog

Image and raster data management

Data support in ArcGIS

An overview of data support in ArcGIS Data formats supported in ArcGIS CAD data Coverages NetCDF: multidimensional, time series data Shapefiles About shapefiles, dBASE tables, and file types Shapefile file extensions Creating new shapefiles and dBASE tables Adding and deleting fields in shapefiles Creating and updating indexes in shapefiles Defining a shapefile's coordinate system How to salvage a corrupt shapefile Terrains An overview of terrain datasets FAQs for terrain datasets Terrain dataset troubleshooting Known limitations of terrain datasets Understanding terrain datasets Properties of terrain datasets Building terrain datasets Managing terrain datasets Terrain analysis Terrain visualization

Extensions

Geocoding and address management

Linear referencing

Getting started with linear referencing Creating route feature classes An overview of creating route feature classes Creating route feature classes Defining the measure properties of your m coordinates Using existing linear features to create routes Creating routes from existing lines About calibrating route measures using points Calibrating routes with points Migrating route features to a geodatabase Accessing the Create Routes wizard Accessing the Calibrate Routes wizard Displaying and querying route feature classes Displaying and querying route events Editing routes Creating and editing event data An overview of creating and editing event data Creating event tables in ArcCatalog About locating features along routes Locating features along routes Editing event tables in ArcMap Working with route event data An overview of working with route event data About overlaying event data Overlaying events About aggregating event data Aggregating route events About transforming event measures Transforming event measures Accessing the Route Events Geoprocessing wizard

Network analysis

Mobile GIS

Interoperability and standards support

Customizing and developing with ArcGIS

Guide to data that comes with ArcGIS

Licensing and desktop administration

Administering the ArcGIS License Manager Setting up license managers for ArcGIS 93 concurrent use products Checking license availability Viewing and changing the license manager Common license manager problems and how to solve them Setting the software product Registering ArcView or ArcEditor and extensions Evaluating an ArcGIS Desktop extension Error reporting for ArcGIS software crash data Frequently asked questions about error reporting

GIS Servers and services