Optical Tube Info: | |
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Optical Design: | EdgeHD |
Aperture: | 279.4mm (11") |
Focal Length: | 2800mm (110") |
Focal Ratio: | f/10 |
Focal Length of Eyepiece 1: | 23mm (0.91") |
Magnification of Eyepiece 1: | 122x |
Finderscope: | 9x50 |
Star Diagonal: | 2" with 1.25" adapter |
Optical Tube: | Aluminum |
Highest Useful Magnification: | 660x |
Lowest Useful Magnification: | 40x |
Limiting Stellar Magnitude: | 14 |
Resolution (Rayleigh): | 0.5 arc seconds |
Resolution (Dawes): | 0.42 arc seconds |
Light Gathering Power (Compared to human eye): | 1593x |
Secondary Mirror Obstruction: | 95mm (3.75") |
Secondary Mirror Obstruction by Diameter: | 34% |
Secondary Mirror Obstruction by Area: | 12% |
Optical Coatings: | Starbright XLT |
Optical Tube Length: | 610mm (24") |
Optical Tube Diameter: | 312.42mm (12.3") |
Optical Tube Weight: | 65 lbs (29.5 kg) with mount |
Dovetail: | None |
Mount Info: | |
Mount Type: | Computerized Altitude-Azimuth Dual Fork Arm |
Height adjustment range (includes mount and tripod): | 1397mm - 1778mm (55" - 70") |
Tripod leg diameter: | 50.8mm (2") Stainless Steel |
Mount Head Weight: | 65 lbs (29.5 kg) with optical tube |
Accessory Tray: | Yes |
Tripod Weight: | 19 lbs (8.6 kg) |
Slew Speed: | 9 slew speeds - max speed 5°/second |
Tracking Rates: | Sidereal, Solar and Lunar |
Tracking Modes: | Altazimuth, EQ North and EQ South |
GPS: | Internal 16 channel |
Dovetail Compatibility: | none |
Number of Auxiliary Ports: | 2 AUX Ports (Hand Control can use any of the AUX Ports) |
Autoguide Port: | Yes |
USB Port: | Yes, on hand control |
Power Requirements: | 12 VDC-1.5A (Tip positive) |
Motor Drive: | DC servo motors |
Alignment Procedures: | Sky Align, Auto Two-Star Align, Two-Star Align, Solar System Align, EQ North Align and EQ South Align |
Periodic Error Correction: | Yes |
Computerized Hand Control: | 2 line x 18 character backlit Liquid Crystal Display, 19 LED backlit buttons, USB 2.0 Port for PC connection |
NexStar+ Database: | 40,000+ objects, 100 user defined programmable objects. Enhanced information on over 200 objects |
Software: | Celestron Starry Night Special Edition Software and SkyPortal App |
Total Telescope Kit Weight: | 84 lbs (38.1 kg) |
Included Items: | Optical tube Mount and Tripod Accessory Tray 23mm eyepiece 2" Star Diagonal with 1.25" adapter 50mm 9x50 Finderscope with Bracket Instruction Manual |
Solar Warning |
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