Collapse all Welcome to ArcGIS Desktop Help Copyright information 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)? Projected coordinate systems About projected coordinate systems About map projections Projection types Planar projections Conic projections Cylindrical projections Other projections Projection parameters Geographic transformations Geographic transformation methods Equation-based methods Grid-based methods Supported map projections Vertical coordinate systems About vertical coordinate systems Vertical datums Geoid

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 An overview of editing annotation Creating new annotation features Creating and editing annotation that follows features Editing the size and position of annotation features Editing annotation in the Attributes dialog box Editing the appearance of annotation features Editing feature-linked annotation Editing dimension features Using a digitizer Spatial adjustment An overview of spatial adjustment Adding the Spatial Adjustment toolbar Setting up the spatial adjustment Working with links Working with link files and control point files Previewing and performing the adjustment Transferring attributes between features Editing topology About topology Topology rules Topology error fixes Basic topology tasks Creating a map topology Editing features in a topology Editing shared geometry Topology validation Topology errors and exceptions Correcting topology errors Finding features with shared topology elements Clearing selected topology elements Changing the symbology for topology features Making new features with topology tools Editing relationships and related objects COGO

Geoprocessing

Geoprocessing tool reference

Geodatabases and ArcSDE

Data management with ArcCatalog

Data support in ArcGIS

Extensions

Geocoding and address management

Getting started with geocoding An overview of geocoding Definition of the address locator Understanding geocoding Preparing for geocoding Building an address locator Locating addresses Additional geocoding techniques Keeping an address locator current Updating your reference data Versioned data and the address locator Rebuilding address locators Distributing your address locator Adjusting your address locator file About StreetMap data

Linear referencing

Getting started with linear referencing Creating route feature classes Displaying and querying routes feature classes An overview of displaying and querying route feature classes Working with route feature classes in ArcMap Setting the route identifier field Querying route feature classes Displaying route measure anomalies About hatching route feature classes Hatching options Displaying hatches Manipulating the text on hatches Working with hatch styles 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

Network analysis

Mobile GIS

Interoperability and standards support

Customizing and developing with ArcGIS

Guide to data that comes with ArcGIS

Licensing and desktop administration

ArcGIS Image Server

GIS Servers and services