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Product Discontinued by Manufacturer

Celestron C6 R-GT Advanced Computerized Refracting Telescope - 21020 has been discontinued by Celestron and is no longer available. Our product experts have helped us select these available replacements below.

Product Info for Celestron C6 R-GT Advanced Computerized Refracting Telescope - 21020

Celestron C6 R-GT Advanced Computerized Refracting Telescope #21020 comes mounted on the CG-5GT computerized EQ mount and allows access to features like automatic star alignment capability and GoTo slewing to over 40,000 objects. Equipped with high-speed motors and hand control, the Celestron C6-RGT allows you to remotely slew your telescope to desired objects quickly and accurately. CG-5 Mount has precision worm gears on both axes for extremely smooth stability. The key element that makes this system the most stable in its class is the NEW heavy-duty tripod with larger and more substantial legs that offer excellent damping characteristics for more stable views. The CG-5 also has a convenient latitude scale for easier alignment and an optional polar finder scope for the ultimate in precision alignments.image

For more information on Celestron C6 R-GT Advanced Computerized Refracting Telescope #21020 please make sure to check out the Celestron C6 R-GT Advanced Computerized Refracting Telescope Manual in PDF format (~3.85MB).

Specifications for Celestron Advanced C10-NGT Newtonian Reflector Telescope #11048:

Eyepiece:   1-1/4" 20mm (60x)
Optical tube:   150mm (6.0") refractor
Focal Length / F#:   1200mm f/8
Finderscope:   9x50
Mount:   CG-5 German Equatorial

 Database: 40,000+ objects, 400 user defined programmable objects

Motor Drive:   DC Servo motors with encoders, both axes

 Max Slew Speed; 4°/second

 Software Precision; 24bit, 0.08 arcsec calculation

 Hand Control: Double line, 16 character Crystal Display;

 19 fiber optic backlit LED buttons Hand Control

 Ports: RS-232 communication port on hand control

 Motor Ports: Aux Port, Autoguide Ports

 Tracking Rates: Sidereal, Solar and Lunar

 Tracking Modes: EQ North & EQ South

 Alignment Procedures: AutoAlign, 2-Star Alignment,Quick Align

Star Diagonal:   1.25"
Accessory Tray:   yes
Tripod:   Stainless Steel 2" leg diameter
CD ROM:   The Sky Level 1
Highest Useful Magnification:   354x
Lowest Useful Magnification:   21x
Limiting Stellar Magnitude:   13.4
Resolution:   .92 arc seconds
Rayleigh Dawes Limit:   .77 arc seconds
Photographic Resolution:   227 lines/mm
Light Gathering Power:   459x unaided eye
Field of View (standard eyepiece):   0.83°
Linear FOV (@1000 yds):   43.8ft
Optical Coatings:   Multi-Coated
Secondary Mirror Obstruction:   n/a
Optical Tube Length:   50.5 inches
Weight:   57 lbs

Features of Celestron Advanced C10-NGT Newtonian Reflector Telescope #11048:

  • GPS-compatible with optional CN16 GPS Accessory
  • Proven NexStar® computer control technology
  • RS-232 communication port on hand control to control the telescope via a personal computer
  • Autoguider port for long exposure astrophotography
  • 40,000+ object database with 400 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 star; solar systems; objects and asterisms
  • Double line, 16-character Liquid Crystal Display Hand Control with 19 fiber optic backlit LED buttons
  • DC Servo motors with encoders on both axes
  • The CG-5 GT computerized mount features Celestron's sleek integrated design.

Package Contents:

  • Celestron C6 R-GT Advanced Computerized Refracting Telescope #21020
  • 1-1/4" 20mm Eyepiece (60x)
  • 9x50 Finderscope and Mounting Bracket
  • CG-5 Equatorial Mount and Tripod
  • Star Diagonal - 1-1/4"
  • The Sky Level I CD-ROM
  • Accessory Tray

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