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Celestron C9.25-S, C8-S, C5-S instruction manual

Models: C5-S C8-S

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Celestron C9.25-S, C8-S, C5-S instruction manual

Contents

INSTRUCTION MANUAL C5-S C8-S C9.25-SAdvanced Series Advanced Series GT HAND CONTROL ASSEMBLYINTRODUCTION ASTRONOMY BASICS Some of the many standard features of the Advanced GT include Declination Setting Circle CounterweightsCounterweight Bar Latitude Adjustment ScaleAdvanced C8-SGT Shown On/Off SwitchFigure 2.2 - Advanced Series GT Hand Control#11025 Setting up the Tripod#11071 #11045Attaching the Center Leg Brace Installing the Counterweight BarAttaching the Equatorial Mount Attaching the Slow Motion Knobs For Non-GT Models Only Installing the CounterweightAttaching the Hand Control Holder Advanced GT Models Only Attaching the Optical Tube to the Mount Attaching the Visual BackInstalling the Finderscope Installing the Star DiagonalInstalling the Eyepiece EyepieceRear Cell Removing the Lens CapMoving the Telescope Manually Balancing The Mount in R.A Balancing The Mount in DECAdjusting the Mount in Azimuth Adjusting the MountAdjusting the Mount in Altitude Powering the Telescope Attaching the Declination Cables For GT Models OnlyThe Advanced GT Hand Control Named Objects Hand Control OperationNamed Stars Double StarsAlignment Procedures Startup ProcedureAuto Align Auto Three-Star AlignRe-Alignment Quick-AlignLast Alignment Slewing to an Object Object CatalogSelecting an Object Finding PlanetsDirection Buttons Tour ModeConstellation Tour Rate Button1 = 2 = 1x sidereal 3 = 4 = 5 = Setup ProceduresNine available slew speeds 6 = 7 = .5º / sec 8 = 2º / sec 9 = 3º / secIdentify Precise GoTo Observing Tip Helpful Hint Utility Features Helpful Hint ALIGNMENT ADVANCED GTMENU LISTThe 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 Planets Observing the MoonLunar Observing Hints Observing the SunSeeing Conditions Solar Observing HintsObserving Deep Sky Objects 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 Crescent Eyepiece ProjectionLunar Phase QuarterMoon Long Exposure Prime Focus PhotographyPlanet Mercury10. Open the shutter using a cable release 2. Remove all visual accessories6. Set the shutter speed to the B setting 3. Thread the Radial Guider onto your telescopeReducing Vibration Terrestrial PhotographyMetering CCD ImagingStandard Auto GuidingTelescope WithCare and Cleaning of the Optics CollimationTo make collimation a simple procedure, follow these easy steps 40mm Series 1 - #94119-10Series 3 - #94119-30 Series 2 - #94119-20Deep Yellow, Red, Light Green, ND25% T #s 12, 25, 56, 96ND-25 Light Red, Blue, Green, ND50% T #s 23A, 38A, 58, 96ND-50Page 11071/11072 Appendix A - Technical SpecificationsAdvanced Series 11025/11026Appendix B - Glossary of Terms Page Page APPENDIX C LONGITUDES AND LATITUDES CONNECTICUTLONGITUDE LONGITUDE LONGITUDE CANADA INTERNATIONALPC Command ASCII Appendix D - RS-232 ConnectionCommunication Protocol DescriptionSend Any Track Rate Through RS232 To The Hand Control Additional RS232 CommandsReset The Position Of Azm Or Alt APPENDIX E - MAPS OF TIME ZONES Page Page Page Page Page Page Page CELESTRON TWO YEAR WARRANTY Copyright 2003 Celestron All rights reserved Celestron 2835 Columbia Street Torrance, CA 90503 U.S.A. TelFax Products or instructions may change without notice or obligation