Optical Design: |
Schmidt-Cassegrain |
Aperture: |
279.4mm (11") |
Focal Length: |
2800mm (110") |
Focal Ratio: |
f/10 |
Focal Length of Eyepiece 1: |
40mm (1.57") |
Magnification of Eyepiece 1: |
70x |
Finderscope: |
9x50 |
Star Diagonal: |
1.25" Star Diagonal |
Optical Tube: |
Aluminum |
Highest Useful Magnification: |
660x |
Lowest Useful Magnification: |
40x |
Limiting Stellar Magnitude: |
14.7 |
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: |
27.5 lbs (12.4 kg) |
Dovetail: |
CGE Dovetail Bar |
Mount Type: |
Computerized Equatorial |
Instrument load capacity: |
75 lbs (34 kg) |
Height adjustment range (includes mount and tripod): |
1524mm - 1955.8mm (60" - 77") |
Tripod adjustment range (tripod only): |
838.2mm - 1397mm (33" - 55") |
Equatorial height alone: |
609.6mm (24") |
Tripod Leg Diameter: |
69.85mm (2.75") Steel tripod with graduated markings on lower section |
Latitude adjustment range: |
3° - 65° |
Mount Head Weight: |
52.6 lbs (23.8 kg) |
Accessory Tray: |
Yes |
Tripod Weight: |
46.2 lbs (21 kg) |
Weight of Counterweights: |
2 x 22 lbs |
Slew Speeds: |
9 slew speeds - max speed 3°/second |
Tracking Rates: |
Sidereal, Solar and Lunar |
Tracking Modes: |
EQ North and EQ South |
GPS: |
N/A |
Dovetail Compatibility: |
Dual saddle plates (CG-5 and CGE saddle) |
Number of Auxiliary Ports: |
4 AUX Ports (Hand Control can use any AUX Port, 2 are located near dovetail saddle) |
Autoguide Port: |
Yes, 2 Ports (one is located near the dovetail saddle) |
USB Port: |
Yes, input for Mount and Hand Control |
Power Requirements: |
12V DC, 3 amps |
Motor Drive: |
DC servo motors |
Alignment Procedures: |
2-Star Align, 1-Star Align, Solar System Align, Last Alignment, Quick Align |
Periodic Error Correction: |
Yes |
Computerized Hand Control: |
Double line, 16 character Liquid Crystal Display; 19 fiber optic backlit LED 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: |
CPWI Telescope Control Software, Celestron Starry Night Special Edition Software, and SkyPortal App |
Total Kit Weight: |
170.3 lbs (77.11 kg) |
Included Items: |
CGX-L Equatorial Head CGX-L Tripod Accessory Tray 2 x 22 lbs counterweights NexStar+ Hand Control DC Power Cable (item# 18769) 8mm Allen wrench (contained in rear carry handle) |