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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.![]()
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:Â | Â 1-1/4" 20mm (60x) | |
| Optical tube:Â | Â 150mm (6.0") refractor | |
| Focal Length / F#:Â | Â 1200mm f/8 | |
| Finderscope:Â | Â 9x50 | |
| Mount:Â | Â CG-5 German Equatorial
 Database: 40,000+ objects, 400 user defined programmable objects |
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| Motor Drive:Â | Â 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 |
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| Star Diagonal:Â | Â 1.25" | |
| Accessory Tray:Â | Â yes | |
| Tripod:Â | Â Stainless Steel 2" leg diameter | |
| CD ROM:Â | Â The Sky Level 1 | |
| Highest Useful Magnification:Â | Â 354x | |
| Lowest Useful Magnification:Â | Â 21x | |
| Limiting Stellar Magnitude:Â | Â 13.4 | |
| Resolution:Â | Â .92 arc seconds | |
| Rayleigh Dawes Limit:Â | Â .77 arc seconds | |
| Photographic Resolution:Â | Â 227 lines/mm | |
| Light Gathering Power:Â | Â 459x unaided eye | |
| Field of View (standard eyepiece): |  0.83° | |
| Linear FOV (@1000 yds):Â | Â 43.8ft | |
| Optical Coatings:Â | Â Multi-Coated | |
| Secondary Mirror Obstruction:Â | Â n/a | |
| Optical Tube Length:Â | Â 50.5 inches | |
| Weight:Â | Â 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