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Celestron C11-SGT Advanced Series StarBright XLT Computerized 11-inch Schmidt Cassegrain

Item # CT11067XLT (Part # 11067-XLT)
C11-SGT Advanced Series StarBright XLT Computerized 11-inch Schmidt Cassegrain
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Discontinued. Brand new, USA Warranty
Item Description:
The largest aperture Advanced telescope in the series, this 11 inch Schmidt-Cassegrain optical system is mounted on the computerized CG-5 EQ mount, which features precision worm gears for extremely smooth motion.

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The largest aperture Advanced telescope in the series, this 11 inch Schmidt-Cassegrain optical system is mounted on the computerized CG-5 EQ mount, which features precision worm gears for extremely smooth motion. And with the heaviest component under 30 lbs this telescope won't break your bank or your back.

The C11 optical system comes with our premium StarBright XLT coatings and its large aperture offers light gathering power 1593 times that of the human eye and 89% more than our 8" model. An optional polar alignment scope for quick alignment is available.

Mounted on the Advanced GT Series computerized mount, this telescope has some high performance software and hardware features. Operated by our proven NexStar computer control technology the telescope has a 40,000+ object database with 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 star; solar systems; objects and asterisms.

Using the RS-232 communication port on the hand control, you can control the telescope via a personal computer and our new flash upgradeable hand controls allow you to update your telescope's operating software via the internet. An autoguider port is also included for astrophotography.

C11-SGT (XLT) - General Features

C11-SGT (XLT) - Computerized Mount Features

Optical Design: Schmidt-Cassegrain
Aperture: 280 mm (11.02 in)
Focal Length: 2800 mm (110.24 in)
Focal Ratio: 10
Finderscope: 9x50
Mount: CG-5 Equatorial
Eyepiece 1: 40 mm (1.57 in)
Magnification 1: 70 x
Star Diagonal: 1.25
Accessory Tray: Yes

Tripod: 2 inch Stainless Steel
CD ROM: "The Sky" Level 1
Power Supply: Car Battery Adapter
Highest Useful Magnification: 661 x
Lowest Useful Magnification: 40 x
Limiting Stellar Magnitude: 14.7
Resolution (Rayleigh): 0.5 arcsec
Resolution (Dawes): 0.41 arcsec
Photographic Resolution   : 200 line/mm
Light Gathering Power: 1600 x
Angular Field of View: 0.71 degrees
Linear Field of View (@1000 yds): 38 ft (11.58 m)

Optical Coatings: Starbright Coating/XLT
Secondary Mirror Obstruction: 3.75 in (95.25 mm)
Secondary Mirror Obstruction by Area: 11.6 percent
Secondary Mirror Obstruction by Diameter: 34 percent
Optical Tube Length: 24 in (609.6 mm)
Telescope Weight: 91 lb (41.28 kg)
Counterweights: 3-11lb
Motor Drive: DC Servo motors with encoders, both axes
Computer Hand Control: Double line, 16 character Liquid Crystal Display; 19 fiber optic backlit LED buttons
Slew Speeds: 3 degrees/sec
Tracking Rates: Sidereal, Solar and Lunar
Tracking Modes: EQ North and EQ South
Alignment Procedures: AutoAlign, 2-Star Alignment, Quick Align
Software Precision: 24bit, 0.08 arcsec calculation
Communication Ports: RS-232 communication port on hand control
Database: Aux Port, Autoguide Ports
Database: 40,000+ objects, 100 user defined programmable objects. Enhanced information on over 200 objects

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