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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

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
Projected coordinate systems
Geographic transformations

Geographic transformation methods

Equation-based methods

Grid-based methods
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

Adding layers to a map

Adding a layer package to your map

Adding x,y coordinate data as a layer

Changing a layer's drawing order

Changing a layer's text description

Setting layer properties

Managing group layers

Saving a layer to disk

Copying layers

Displaying layers at certain scales

Displaying a subset of features in a layer

Repairing broken data links

Viewing a layer's metadata in ArcMap

Setting HTML pop-up properties for feature layers
Navigating and interacting with maps
Navigating maps and layout pages
Interacting with maps
Adding graphics and text to maps
Symbolizing data
Applying symbology
Styles and symbols
Animation
Getting started with animation
Animation concepts
Building animations
Playing animations
Editing animations
Saving, exporting, and loading animations
Common animation work flows
Using cartographic representations
Getting started with representations
Representation concepts
Working with representations
Editing feature representations
Page layout and map composition
Getting started with laying out and printing maps
Map elements
Grids and graticules
Rulers and guides
Working with data frames in layout view
Creating interactive and paperless maps
Map output
Map series
Designing maps for optimal performance
Working with graphs and reports
Working with web maps in ArcGIS
Publishing optimized map services in ArcGIS
Editing and data compilation

An overview of editing and data compilation
Getting started with editing

About editing your geodatabase in ArcMap

Adding the data you want to edit

Editing ArcSDE geodatabases

The structure of vector datasets

Adding the editing toolbars

Starting and stopping an edit session

The sketch construction tools

Using the snapping environment

About setting distance units

Setting direction measuring systems and units

Editing features that have z-values

Shortcut keys for editing in ArcMap

Frequently asked questions about editing
Common editing tasks

Common point editing tasks

Common line editing tasks

Common polygon editing tasks

Common annotation editing tasks

Common multipoint editing tasks

Editing data in a different projection
Creating new features

About creating new features

Creating point features and vertices

Creating lines and polygons

Creating segments using angles and lengths

Creating segments using angles from existing segments

Creating segments that are circular arc curves

Creating segments by tracing features

Creating buffers

Mirroring features

Combining features from different layers

Intersecting features

Merging and separating features

Copying parallel line features

Creating a fillet curve between two lines

Creating cul-de-sac lines

Creating lines with the Traverse window

Creating lines with the 2-Point Line window

Creating lines with the Offset Line window
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

About editing dimension features

Creating dimension features

Modifying a dimension feature's geometry and style
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

About editing relationships and related objects

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

Overview of input and output data considerations

Geoprocessing considerations for subtypes

Geoprocessing considerations for attribute domains

Geoprocessing considerations for shapefile output

Geoprocessing considerations for cartographic representations
3D Analyst toolbox

An overview of the 3D Analyst toolbox

Understanding 3D data

Concepts of surface analysis

Working with TIN surfaces

Working with raster surfaces

3D visualization
3D Analyst Conversion toolset
Functional Surface toolset
Raster Interpolation toolset
Raster Math toolset
Raster Reclass toolset
Raster Surface toolset
Terrain toolset
TIN Creation toolset
TIN Surface toolset
Analysis toolbox
Business Analyst toolbox

An overview of the Business Analyst toolbox
Analysis toolset
Customer Setup toolset
Modeling toolset
Reports toolset
Segmentation Analysis toolset
Segmentation Profiles toolset
Store Setup toolset
Thematic Maps toolset
Trade Areas toolset
Cartography toolbox

An overview of the Cartography toolbox

Cartography toolbox sample applications
Graphic Quality toolset
Masking toolset
Representation Management toolset
Symbolization Refinement toolset
Conversion toolbox

An overview of the Conversion toolbox
From Raster toolset
From WFS
Metadata toolset
To CAD toolset
To Coverage toolset
To dBASE toolset
To Geodatabase toolset
To Raster toolset
To Shapefile toolset
To KML toolset
Coverage toolbox
Data Interoperability toolbox
Data Management toolbox
Geocoding toolbox
Geostatistical Analyst toolbox
Linear Referencing toolbox
Military Analyst toolbox
Mobile toolbox

An overview of the Mobile toolbox
Tools
Military Overlay Editor toolbox
Multidimensional toolbox

An overview of the Multidimension toolbox
Tools
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

An overview of the Spatial Statistics toolbox

Modeling spatial relationships

Spatial Statistics toolbox sample applications

What is a Z score What is a p-value
Analyzing Patterns toolset
Mapping Clusters toolset
Measuring Geographic Distributions toolset
Modeling Spatial Relationships toolset
Rendering toolset
Utilities toolset
Samples toolbox
Tracking Analyst toolbox
Environment Settings

Environment settings
General settings
Cartography settings
Coverage settings
Geodatabase settings
Geostatistical Analysis settings
Raster Analysis settings
Raster Storage settings
Tool errors and warnings

Understanding geoprocessing tool errors and warnings
Tool errors and warnings: 1-100
Tool errors and warnings: 101-200
Tool errors and warnings: 201-300
Tool errors and warnings: 301-400
Tool errors and warnings: 401-500
Tool errors and warnings: 501-600
Tool errors and warnings: 601-700
Tool errors and warnings: 701-800
Tool errors and warnings: 801-900
Tool errors and warnings: 901-1000
Tool errors and warnings: 1001-1100
Tool errors and warnings: 10001-10100
Tool errors and warnings: 10101-10200
Tool errors and warnings: 10201-10300
Tool errors and warnings: 10301-10400
Tool errors and warnings: 10401-10500
Tool errors and warnings: 20001-20100
Tool errors and warnings: 30001-30100
Tool errors and warnings: 40001-40100
Tool errors and warnings: 40101-40200
Tool errors and warnings: 40301-40400
Tool errors and warnings: 40401-40500
Tool errors and warnings: 45001-45100
Tool errors and warnings: 50001-50100
Tool errors and warnings: 70001-70100
Tool errors and warnings: 80001-80100
Tool errors and warnings: 80101-80200
Tool errors and warnings: 80201-80300
Tool errors and warnings: 85001-85100
Tool errors and warnings: 90001-90100
Tool errors and warnings: 99998-99999
Geodatabases and ArcSDE
Data management with ArcCatalog
Image and raster data management
Understanding raster data

What is raster data?

Raster bands

Cell size of raster data

Representing features in a raster dataset

Discrete and continuous data

Raster dataset zones and regions

Raster dataset attribute tables

Raster data organization

Gathering basic raster dataset information
Supported raster data
Properties of raster data

About raster dataset properties

Raster pyramids

Raster dataset statistics

Raster compression

About reduced resolution dataset files

About auxiliary files

About proxy files

Defining a raster's coordinate system

Raster dataset colormaps

Bit depth capacity for raster dataset cells

NoData in raster datasets

World files for raster datasets
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

About analyzing raster data

Making selections using the geodatabase raster catalog

Raster conversion

Core geoprocessing tools for raster data

About environment settings for raster data

Specifying raster storage environment settings

Specifying raster analysis environment settings

Specifying the snap raster environment setting
Serving raster data
Data support in ArcGIS

An overview of data support in ArcGIS

Data formats supported in ArcGIS
CAD data
Coverages

What is a coverage

Summary of coverage feature classes

Coverage resolution (precision)

How coverages are stored

Creating a new coverage

Understanding and maintaining attributes in a coverage

About fields (items) in coverage attribute tables

Creating a new INFO table

About the coverage extent

Coverage tics

Defining a coverage's coordinate system

Coverage topology

Coverage tolerances

Coverage relationships and relationship classes

Coverage data limitations

Importing an ArcInfo interchange file (E00)
NetCDF: multidimensional, time series data
Shapefiles
Terrains
Extensions
Geocoding and address management
Getting started with geocoding
Understanding geocoding
Preparing for geocoding
Building an address locator
Locating addresses

The geocoding process

Finding an individual address

Getting an address of a location

Geocoding a table of addresses

Rematching a geocoded feature class
Additional geocoding techniques

Alternative searches

The Alternate Name table tab

The Alias Table dialog box

Building an address locator for alternative searches

Searching for an intersection

Building a composite address locator
Keeping an address locator current
Distributing your address locator
Adjusting your address locator file

Exploring the address locator file

Why change your address locator file?

Changing default settings

Changing default settings in the address locator template file

Table schema and the locator file

Accommodating alternative reference table schema

Modifying the query

Accommodating changes in the geocoding rule base files

Address Locator Properties dialog box
About StreetMap data

About StreetMap data
Linear referencing
Getting started with linear referencing

An overview of linear referencing

Common tasks in linear referencing

Some linear referencing scenarios

Linear referencing datasets in ArcGIS

Designing a linear referencing system in your geodatabase
Creating route feature classes
Displaying and querying route 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

An overview of displaying and querying route events

Dynamic segmentation

Adding route events
Editing routes

An overview of editing routes

Creating route features from existing lines

Using ArcMap to calibrate routes with points

About setting route measures

Remeasuring routes

Adding the Route Editing toolbar
Creating and editing event data
Working with route event data
Network analysis

Using the Network Analyst extension
Analyzing geometric networks

What is a geometric network?
Creating and managing geometric networks
Editing geometric networks
Analyzing geometric networks
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
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

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