Quick Overview General Features 9.25" diffraction limited Schmidt-Cassegrain telescope Built in GPS for better alignment. Celestron's premium StarBright XLT coatings Fully computerized dual fork arm Altazimuth mount 8x50 finderscope to help accurately find objects Newly designed heavy-duty tripod makes attaching the telescope so easy you can do it in the dark; also features sturdy 2" steel legs and accessory tray Ergonomic design - Comfortably lift and move the telescope from location to location Star diagonal provides more comfortable viewing position when observing objects that are high in the sky Convenient remote hand control holder - Allows you to view information hands-free while using the scope Computerised Mount Features Proven NexStar computer control technology 40,000 object database with over 100 user-definable objects and expanded information on over 200 objects Custom database lists of all the most famous deep-sky objects by name and catalog number; the most beautiful double, triple and quadruple stars; variable stars; solar system objects and asterisms Re-designed drive base and drive mechanics - Quiet operation; large drive gears, quick release clutch SkyAlign allows you to align on any three bright celestial objects, making for a fast and easy alignment process Flash upgradeable hand control software and motor control units for downloading product updates over the Internet Permanent PEC Auxiliary port for additional accessories such as Autoguider, GPS accessory NexRemote telescope control software and RS-232 cable included for advanced control of your telescope via computer Optical Design Schmidt-Cassegrain Aperture (mm) 235 mm (9.25 in) Focal Length 2350 mm (93 in) Focal Ratio 10 Focal Length of Eyepiece 1 (mm) 40 mm (1.57 in) Magnification of Eyepiece 1 59 x Finderscope 8x50 Finderscope with quick release bracket Star Diagonal 1.25 Mount Type Dual Fork Arm Accessory Tray Leg Brace / Eyepiece holder Tripod Heavy Duty Steel Adjustable Power Requirements Car battery adapter Highest Useful Magnification 555 x Lowest Useful Magnification 34 x Limiting Stellar Magnitude 14.4 Resolution (Rayleigh) 0.59 arc seconds Resolution (Dawes) 0.49 arc seconds Light Gathering Power (Compared to human eye) 1127 x Apparent Field of View 0.7 ø Linear Field of View (@1000 yds) 38 ft (12 m) Secondary Mirror Obstruction 3.35 in (85 mm) Secondary Mirror Obstruction by Area 13 % Secondary Mirror Obstruction by Diameter 36 % Optical Coatings Starbright XLT Coating Total Telescope Kit Weight 58 lbs (26 kg) Tracking Rates Sidereal, Solar and Lunar Tracking Modes Altazimuth, EQ North and EQ South Alignment Procedures SkyAlign, Auto Two-Star Alignment, Two-star Align, SolarSystem Align, EQ North Align, EQ South Align, One-Star Align Periodic Error Correction Permanently Programmable Communication Ports RS-232 communication port on hand control Computer Hand Control Double line, 16 character Liquid Crystal Display; 19 fiber optic backlit LED buttons GPS Internal 16 channel Database 40,000+ objects, 100 user defined programmable objects. Enhanced information on over 200 objects
