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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
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

List of supported map projections

Aitoff

Alaska Grid

Alaska Series E

Albers Equal Area Conic

Azimuthal Equidistant

Behrmann Equal Area Cylindrical

Bipolar Oblique Conformal Conic

Bonne

Cassini-Soldner

Chamberlin Trimetric

Craster Parabolic

Cube

Cylindrical Equal Area

Double Stereographic

Eckert I

Eckert II

Eckert III

Eckert IV

Eckert V

Eckert VI

Equidistant Conic

Equidistant Cylindrical

Equirectangular

Fuller

Gall's Stereographic

Gauss-Krüger

Geocentric Coordinate System

Geographic Coordinate System

Gnomonic

Goodes Homolosine

Great Britain National Grid

Hammer-Aitoff

Hotine Oblique Mercator

Krovak

Lambert Azimuthal Equal Area

Lambert Conformal Conic

Local Cartesian Projection

Loximuthal

McBryde-Thomas Flat-Polar Quartic

Mercator

Miller Cylindrical

Mollweide

New Zealand National Grid

Orthographic

Perspective

Plate Carrée

Polar Stereographic

Polyconic

Quartic Authalic

Rectified Skewed Orthomorphic

Robinson

Simple Conic

Sinusoidal

Space Oblique Mercator

State Plane Coordinate System

Stereographic

Times projection

Transverse Mercator

Two-Point Equidistant

Universal Polar Stereographic

Universal Transverse Mercator

Van der Grinten I

Vertical Near-Side Perspective

Winkel I

Winkel II

Winkel Tripel
Vertical coordinate systems
Mapping and visualization
An overview of mapping and visualization
Using ArcMap
Working with layers
Navigating and interacting with maps
Adding graphics and text to maps
Symbolizing data
Animation
Using cartographic representations
Getting started with representations
Representation concepts
Working with representations
Editing feature representations
Page layout and map composition
Working with graphs and reports
Working with web maps in ArcGIS
Publishing optimized map services in ArcGIS

Publishing optimized map services

Drawing differences between ArcMap and optimized map services
Map Service Publication Toolbar error messages
Map Service Publication Toolbar warning messages
Map Service Publishing Toolbar information messages
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 attributes

Copying and pasting attributes

Deleting attributes

Editing with default values and attribute domains

About updating data using SQL
Editing annotation
Editing dimension features
Using a digitizer
Spatial adjustment
Editing topology
Editing relationships and related objects
COGO

An overview of COGO

Common COGO workflows

About COGO descriptions

Adding COGO fields to a feature class

Traverse file format

Offset points file format

Applying a ground to grid correction

Reporting COGO descriptions

Using the Curve Calculator command

Using the COGO Area command

Splitting features into COGO lines
Tables and attribute information
Understanding tables and attribute information
Creating tables and managing attribute information
Displaying tables and attribute information
Geoprocessing
Geoprocessing tool reference

An overview of commonly used tools

Geoprocessing commands quick reference guide

Licensing for geoprocessing tools

Data types for geoprocessing tool parameters
Input and output data considerations
3D Analyst toolbox
Analysis toolbox

An overview of the Analysis toolbox

Comparison poster of Overlay and Extract tools

Analysis toolbox sample applications
Extract toolset
Overlay toolset
Proximity toolset
Statistics toolset
Business Analyst toolbox
Cartography toolbox
Conversion toolbox
Coverage toolbox
Data Interoperability toolbox

An overview of the Data Interoperability toolbox
Tools
Data Management toolbox
Geocoding toolbox
Geostatistical Analyst toolbox

An overview of the Geostatistical Analyst toolbox

Understanding geostatistical analysis

Working with a geostatistical layer

Creating a grid from a geostatistical layer

Geostatistical Analyst toolbox sample applications

Parallel processing with multiple CPUs
Tools
Linear Referencing toolbox
Military Analyst toolbox
Mobile toolbox
Military Overlay Editor toolbox

An overview of the Military Overlay Editor toolbox
Utilities toolset
Multidimensional toolbox
Network Analyst toolbox

An overview of the Network Analyst toolbox
Analysis toolset
Network Dataset toolset
Turn Feature Class toolset
Server toolbox
Schematics toolbox
Spatial Analyst toolbox
Spatial Statistics toolbox
Samples toolbox
Tracking Analyst toolbox

An overview of the Tracking Analyst toolbox
Tools
Environment Settings
Tool errors and warnings
Geodatabases and ArcSDE
Data management with ArcCatalog
Image and raster data management
Understanding raster data
Supported raster data
Properties of raster data
Designing a raster database

Design methodology for a raster database

Why store rasters in a geodatabase

Example raster case studies including the storage decisions

Raster datasets as attributes

More details about rasters in ArcGIS
Building and managing a raster database
Raster display and visualization
Raster analysis and geoprocessing
Serving raster data
Serving raster data
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
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
Network analysis
Mobile GIS
Interoperability and standards support

Overview of interoperability

Overview of OGC and ISO support

ESRI protocols and programming interfaces
GML support in ArcGIS
WFS support in ArcGIS

An overview of WFS support in ArcGIS

Adding support for WFS in ArcGIS Desktop

How to work with WFS using ArcGIS Desktop
WCS support in ArcGIS
WMS support in ArcGIS
KML support in ArcGIS
Customizing and developing with ArcGIS
Guide to data that comes with ArcGIS
Licensing and desktop administration
GIS Servers and services