Meade ETX-125AT, ETX-90AT

Contents

Main Page CONTENTS WARNING! QUICK-START GUIDE C D B K L TELESCOPE FEATURES MEADE ETX: YOUR PERSONAL WINDOW TO THE UNIVERSE B C D B c G j 1) 1* 1( Page B c d e f i j 1) 1! 1@ GETTING STARTED Parts Listing 3 4 1 Page Focusing the Viewfinder Aligning the Viewfinder 1 3 7 6 Choosing an Eyepiece OBSERVING Observing by Moving the Telescope Manually Terrestrial Observing Observing Using Autostar Arrow Keys Slew Speeds Astronomical Observing Observe the Moon To Track an Object Automatically Moving Through Autostars Menus Initializing Autostar Easy (Two-Star) Align Which Ones the Alignment Star? Observe a Star using the Automatic Tracking Feature Go To Saturn Using the Guided Tour Star Charts AUTOSTAR OPERATION Autostar Navigation Exercise AAutoutostar star Autostar Look into the Future Entering data into Autostar Navigating Autostar Object Setup AUTOSTAR's MENUS Object Menu Event Menu Glossary Menu Utilities Menu Setup Menu Page Surf the Web Adding Observing Sites ADVANCED AUTOSTAR OPERATION Using Autostar to Find Objects Not in the Database Observing Satellites How to Create Your Own Guided Tour Page Page Landmarks Identify Advanced Alt/Az Alignment Browse Observing Considerations PHOTOGRAPHY Page Page OPTIONAL ACCESSORIES Page MAINTENANCE Page Page SPECIFICATIONS ETX-90AT Astro Telescope with encoders,both axes ETX-105AT Astro Telescope Telescope dimensions: . . . . . . . . . . . . . 43cm x 25cm x 20cm (17 x 10 x 8) ETX-125AT Astro Telescope Telescope dimensions: . . . . . . . . . . 48cm x 23cm x 27cm (19 x 8.9 x 10.8) Page Equatorial Alignment Celestial Coordinates APPENDIX A: EQUATORIAL (POLAR) ALIGNMENT C A Fig.45: Attach telescope to tripod. Fig.44: High latitude leg mounting hole and corresponding attachment knob. Fig.43: Loosen control latch. D A Fig.47: Example of Polar Alignment.Note that the face of the tilt-plate points North. + E + Fig.49: Locating Polaris APPENDIX B: LATITUDE CHART Latitude Chart for Major Cities of the World City State/Prov./Country Latitude City State/Country Latitude every 3 to 6 months to maintain the highest level of telescope pointing accuracy. APPENDIX C: TRAINING THE DRIVE Further Study.... APPENDIX D:BASIC ASTRONOMY Page Page MEADE LIMITED WARRANTY 6001 Oak Canyon, Irvine, California 92618 (949) 451-1450 www.meade.com