Celestron Compustar - User Manual

84 pages

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Contents5
Introduction7
Optical System8
High Performance Coatings8
Finderscope8
Mechanical9
Visual Back9
Star Diagonal9
Equatorial Fork Mount9
Getting to Know Your Compustar Telescope11
Unpacking & Assembling the Telescope12
Compustar 812
Attach the Wedge to the Tripod13
Attach the Telescope to the Wedge13
Attach the Finderscope13
Computer Control Connections14
Getting Acquainted with Your Compustar Computer15
Computer15
Computer Display15
Computer Control Keys15
Power Module16
Motion Control Keys16
Observing with the Telescope17
Your First Look17
Aligning the Finderscope18
Magnification & the Eyepiece18
Adapting Your Eyes to the Dark19
Basics of Celestial Mechanics20
Our Moving Earth20
The Moon21
Venus21
Jupiter21
The Planets21
Mars22
Mercury22
Uranus22
The Stars22
Nebulae23
Galaxies23
The Sun23
Using the Compustar25
Supplying Power to the Telescope26
DC Power Requirements26
AC Power Supply Considerations26
Before You Turn on the Power26
Polar Aligning the Telescope27
Start up the Computer27
GMT and Local Time27
Latitude & Longitude28
Quick Reference Chart28
Adjust the Telescope Electronically29
Finding Objects with the Compustar Computer30
Viewing Sequences31
Options During a Scan Sequence32
Computer Command Overview34
Abort34
Align34
Begin34
Celestial Coordinates35
Altitude & Azimuth35
Hour Angle35
Telescope Coordinates35
Time & Date36
Object Catalog36
Messier Catalog36
Object Type36
Status Display37
Timer37
Ready37
Slew, Set, Guide37
Focusing38
Guiding38
Piggyback Photography38
Lunar and Planetary39
Solar Photography39
Deep Sky Photography39
Helpful Hints40
Films & Exposure40
Using the Timer40
Exposure Guide40
Care & Maintenance41
Cleaning Optics41
When to Clean41
Cleaning Tips41
Mirror Surfaces42
Mechanical Adjustments43
Collimation43
In Case of Difficulty44
Right Ascension Lock44
Computer Troubleshooting44
Power Failure During Operation45
Compustar Reference47
Detailed Command Reference48
Detailed Begin Sequence49
Display49
End50
Field50
Joystick Commands50
Look51
Next51
Option51
Scan51
Object Types52
Scan Limits52
Starting Values52
Types of Scan Sequences53
Set54
Scanning Order54
Slew55
Speed55
Sync56
Computer Reference57
Computer Display Groups57
RA Display Group57
Meaning of Legends & Digits57
DEC Display Group58
Object Information Display Group58
Object Type Display Group58
Status Display Group59
Keypad Display Group59
Index76
Declination Gear Clamp78
Telescope Start up Position78
Polar Aligning Using the Computer Control System79
Reference Star List81

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Celestron Compustar Specifications

General

Brand	Celestron
Model	Compustar
Category	Telescope
Language	English

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