Celestron NexStar GPS - User Manual

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Summary

Introduction and Safety Precautions

Important Safety Warnings

Critical safety precautions to prevent eye damage and equipment harm.

Quick Setup and Assembly

Tripod Setup and Telescope Mounting

Step-by-step instructions for assembling the tripod and attaching the telescope.

Accessory Installation and Powering On

Hand Control and Operation

Hand Control Overview and Functions

Description of the hand control's display, buttons, and basic operations.

Alignment Procedures

Detailed explanation of GPS, Auto-Align, Two-Star, and Quick-Align procedures.

Object Catalog and Slewing

How to select celestial objects and command the telescope to slew to them.

Advanced Features and Utilities

Telescope Basics and Observing

Magnification, Field of View, and Observing Hints

Polar Alignment

Polar Alignment Methods

Calibrating Level and EQ Alignment

Celestial Photography

Photography Basics and Requirements

Prime Focus and Eyepiece Projection

Techniques for capturing images using prime focus and eyepiece projection.

Long Exposure and PEC

Methods for deep-sky imaging and using Periodic Error Correction.

CCD Imaging and Configurations

Using different f-number configurations (f/2, f/6.3, f/10, f/20) for CCD imaging.

Auto Guiding for Astrophotography

Utilizing the autoguider port for precise tracking during long exposures.

Telescope Maintenance

Care and Cleaning of Optics

Telescope Collimation

Optional Accessories

Appendix A - Technical Specifications

Celestron NexStar GPS Specifications

General

Optical Design	Schmidt-Cassegrain
GoTo Capability	Yes
GPS	Yes
Object Database	40, 000+ objects
Aperture	8 in (203.2 mm)
Focal Length	2032 mm
Focal Ratio	f/10
Mount Type	Altazimuth