INSTRUCTION MANUAL

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INTRODUCTION ...............................................................................................................................4 WARNING......................................................................................................................................................4 QUICK SETUP ..................................................................................................................................6 Assembling the NexStar..................................................................................................................8 Powering the NexStar ..............................................................................................................................8 The Hand Control ....................................................................................................................................9 The Star Diagonal....................................................................................................................................9 The Eyepiece ............................................................................................................................................9 The Star Pointer Finderscope ................................................................................................................10 HAND CONTROL............................................................................................................................12 Rate Button.............................................................................................................................................13 Utility Features ......................................................................................................................................14 OPTIONAL COMPUTERIZED HAND CONTROL ..........................................................................17 Hand Control Operation........................................................................................................................18 Alignment Procedures............................................................................................................................19 Auto-Align..........................................................................................................................................................19 Two-Star Alignment ...........................................................................................................................................20 Quick-Align ........................................................................................................................................................21 GPS Alignment (with Optional CN 16 Accessory).............................................................................................21 EQ Alignments ...................................................................................................................................................22 Re-Alignment .....................................................................................................................................................23 Object Catalog .......................................................................................................................................23 Finding Planets......................................................................................................................................24 Tour Mode..............................................................................................................................................24 Direction Buttons ...................................................................................................................................25 Rate Button.............................................................................................................................................25 Setup Procedures ...................................................................................................................................25 Tracking Mode....................................................................................................................................................25 Tracking Rate......................................................................................................................................................26 View Time-Site...................................................................................................................................................26 User Defined Objects..........................................................................................................................................26 Get RA/DEC.......................................................................................................................................................27 Goto R.A/Dec .....................................................................................................................................................27 Scope Setup Features .............................................................................................................................27 Steup Time-Site ..................................................................................................................................................27 Anti-backlash......................................................................................................................................................27 Slew Limits.........................................................................................................................................................27 Filter Limits ........................................................................................................................................................27 Direction Buttons................................................................................................................................................27 Goto Approach....................................................................................................................................................28 Autoguide Rate ...................................................................................................................................................28 Cordwrap ............................................................................................................................................................28 Utility Features ......................................................................................................................................28 GPS On/Off ........................................................................................................................................................28 Compass..............................................................................................................................................................28 Alt Sensor ...........................................................................................................................................................28 Wedge Align.......................................................................................................................................................29 Light Control ......................................................................................................................................................29 Factory Settings ..................................................................................................................................................29 Version................................................................................................................................................................29 Get Alt-Az ..........................................................................................................................................................29 Goto Alt-Az ........................................................................................................................................................29 Hibernate ............................................................................................................................................................29 COMPUTERIZED HAND CONTROL QUICK SETUP ....................................................................31
TELESCOPE BASICS.....................................................................................................................33 Image Orientation..................................................................................................................................33 Focusing.................................................................................................................................................34 Calculating Magnification .....................................................................................................................34 Determining Field of View .....................................................................................................................34 General Observing Hints .......................................................................................................................35 ASTRONOMY BASICS ...................................................................................................................36 The Celestial Coordinate System ...........................................................................................................36 Motion of the Stars.................................................................................................................................37 Polar Alignment (with optional Wedge).................................................................................................38 Finding the North Celestial Pole ...........................................................................................................39 CELESTIAL OBSERVING ..............................................................................................................40 Observing the Moon...............................................................................................................................40 Observing the Planets ............................................................................................................................40 Observing the Sun ..................................................................................................................................41 Observing Deep Sky Objects..................................................................................................................41 Seeing Conditions ..................................................................................................................................41 Transparency .........................................................................................................................................41 Sky Illumination .....................................................................................................................................41 Seeing.....................................................................................................................................................42 CELESTIAL PHOTOGRAPHY........................................................................................................43 Short Exposure Prime Focus Photography............................................................................................43 Eyepiece Projection ...............................................................................................................................44 Long Exposure Prime Focus Photography ............................................................................................45 Terrestrial Photography.........................................................................................................................47 CCD Imaging .........................................................................................................................................47 TELESCOPE MAINTENANCE........................................................................................................48 Care and Cleaning of the Optics............................................................................................................48 Collimation.............................................................................................................................................48 OPTIONAL ACCESSORIES ...........................................................................................................51 APPENDIX A – TECHNICAL SPECIFICATIONS...........................................................................55 APPENDIX B – GLOSSARY OF TERMS .......................................................................................57 APPENDIX C –LONGITUDES AND LATITUDES ..........................................................................60 APPENDIX D – RS-232 CONNECTION (for Computerized Hand Control) ................................65 APPENDIX E – TIME ZONE MAPS ................................................................................................66 SKY MAPS ......................................................................................................................................68 3
Page 1: ® INSTRUCTION MANUAL 1 NexStar 5i
Page 5 and 6: 10 1 2 3 9 4 8 5 7 6 Figure 1-A - T
Page 7 and 8: 5 in 7 Direction Buttons Focus Knob
Page 9 and 10: The Hand Control The hand control i
Page 11 and 12: 1. To turn on the Star Pointer, rot
Page 13 and 14: 5 1 2 4 3 Figure 4-1 The NexStar El
Page 15 and 16: 2. Press the STAR button on the han
Page 17 and 18: Your NexStar i-Series telescope is
Page 19 and 20: Alignment Procedures In order for t
Page 21 and 22: Helpful Hint 4. NexStar then asks y
Page 23 and 24: aligning your scope. For more infor
Page 25 and 26: Direction Buttons The NexStar has f
Page 27 and 28: To replace the contents of any of t
Page 29 and 30: Wedge Align - The NexStar has two e
Page 31 and 32: 1 2 APPENDIX C LONGITUDE LATITUDE d
Page 33 and 34: A telescope is an instrument that c
Page 35 and 36: distance of one thousand yards. The
Page 37 and 38: Motion of the Stars The daily motio
Page 39 and 40: Finding the North Celestial Pole In
Page 41 and 42: Observing the Sun Although overlook
Page 43 and 44: After looking at the night sky for
Page 45 and 46: eady for your next shot. Keep in mi
Page 47 and 48: Terrestrial Photography Your NexSta
Page 49 and 50: To verify collimation, view a star
Page 51 and 52: You will find that additional acces
Page 53 and 54:
top or side of the telescope, makin
Page 55 and 56:
APPENDIX A - TECHNICAL SPECIFICATIO
Page 57 and 58:
Appendix B - Glossary of Terms A- A
Page 59 and 60:
Right Ascension: (RA) resolution. t
Page 61 and 62:
LONGITUDE LATITUDE degrees min degr
Page 63 and 64:
LONGITUDE LATITUDE degrees min degr
Page 65 and 66:
Appendix D - RS-232 Connection (for
Page 74 and 75:
CELESTRON ONE YEAR WARRANTY A. Cele
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