Manuals / Celestron / Lawn and Garden / Telescope

Celestron C8-S, C9-S, C5-S Celestron 2835 Columbia Street Torrance, CA 90503 U.S.A. Tel, Fax

Models: C5-S C9-S C8-S

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Celestron

2835 Columbia Street Torrance, CA 90503 U.S.A. Tel. (310) 328-9560

Fax. (310) 212-5835

Web site at http//www.celestron.com

Copyright 2003 Celestron

All rights reserved.

(Products or instructions may change without notice or obligation.)

Item # 11025-INST $10.00 08-03

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Celestron C8-S, C9-S, C5-S Celestron 2835 Columbia Street Torrance, CA 90503 U.S.A. Tel, Fax, Item # 11025-INST $10.00

Contents

C5-S C8-S C9.25-S Advanced Series Advanced Series GTASSEMBLY INTRODUCTIONHAND CONTROL TELESCOPE BASICS Some of the many standard features of the Advanced GT include Counterweights Counterweight BarDeclination Setting Circle Latitude Adjustment ScaleOn/Off Switch Figure 2.2 - Advanced Series GTAdvanced C8-SGT Shown Hand ControlSetting up the Tripod #11071#11025 #11045Installing the Counterweight Bar Attaching the Equatorial MountAttaching the Center Leg Brace Installing the Counterweight Attaching the Hand Control Holder Advanced GT Models OnlyAttaching the Slow Motion Knobs For Non-GT Models Only Attaching the Optical Tube to the Mount Attaching the Visual BackInstalling the Star Diagonal Installing the EyepieceInstalling the Finderscope Removing the Lens Cap Rear CellMoving the Telescope Manually Balancing The Mount in R.AAdjusting the Mount Adjusting the Mount in AltitudeBalancing The Mount in DEC NOT LET GO OF THE TELESCOPE TUBE COMPLETELYPowering the Telescope Adjusting the Mount in AzimuthAttaching the Declination Cable For GT Models Only The Advanced GT Hand Control Hand Control Operation Named StarsNamed Objects Double StarsAlignment Procedures Startup ProcedureAuto Align Auto Three-Star AlignQuick-Align Last AlignmentRe-Alignment Object Catalog Selecting an ObjectSlewing to an Object Finding PlanetsTour Mode Constellation TourDirection Buttons Rate ButtonSetup Procedures Nine available slew speeds1 = 2 = 1x sidereal 3 = 4 = 5 = 6 = 7 = .5º / sec 8 = 2º / sec 9 = 3º / secIdentify Precise GoTo Observing Tip Helpful Hint Utility Features Helpful Hint ADVANCED GT MENUALIGNMENT LISTImage Orientation Actual image orientation as seen with the unaided eyeReversed from left to right, as viewed with a Star Diagonal Focusing Aligning the FinderscopeCalculating Magnification Determining Field of View General Observing HintsThe Celestial Coordinate System The celestial sphere seen from the outside showing R.A. and DECMotion of the Stars Latitude Scales Pointing at PolarisFinding the North Celestial Pole DefinitionDeclination Drift Method of Polar Alignment Observing the Moon Lunar Observing HintsObserving the Planets Observing the SunSolar Observing Hints Observing Deep Sky ObjectsSeeing Conditions TransparencySeeing conditions directly affect image quality. These drawings represent a point source i.e., star under bad seeing conditions left to excellent conditions right. Most often, seeing conditions produce images that lie some where between these two extremes Short Exposure Prime Focus Photography Eyepiece Projection Lunar PhaseCrescent QuarterLong Exposure Prime Focus Photography PlanetMoon Mercury2. Remove all visual accessories 6. Set the shutter speed to the B setting10. Open the shutter using a cable release 3. Thread the Radial Guider onto your telescopeTerrestrial Photography MeteringReducing Vibration CCD ImagingAuto Guiding TelescopeStandard WithCare and Cleaning of the Optics CollimationTo make collimation a simple procedure, follow these easy steps 40mm Series 1 - #94119-10Orange, Light Blue, ND13%T, Polarizing #s 21, 80A, #15, Polarizing Series 2 - #94119-20 Deep Yellow, Red, Light Green, ND25% T #s 12, 25, 56, 96ND-25Series 3 - #94119-30 Light Red, Blue, Green, ND50% T #s 23A, 38A, 58, 96ND-50Page Appendix A - Technical Specifications Advanced Series11071/11072 11025/11026Appendix B - Glossary of Terms Page Page APPENDIX C LONGITUDES AND LATITUDES CONNECTICUTLONGITUDE LONGITUDE LONGITUDE CANADA INTERNATIONALAppendix D - RS-232 Connection Communication ProtocolPC Command ASCII DescriptionAdditional RS232 Commands Reset The Position Of Azm Or AltSend Any Track Rate Through RS232 To The Hand Control APPENDIX E - MAPS OF TIME ZONES Page Page Page Page Page Page Page CELESTRON TWO YEAR WARRANTY Celestron 2835 Columbia Street Torrance, CA 90503 U.S.A. Tel FaxCopyright 2003 Celestron All rights reserved Products or instructions may change without notice or obligation