Magnification with 23mm eyepiece | 122x |
Star Diagonal | 2" with 1.25" adapter |
Mount | Dual Fork Arm |
Optical Tube | Aluminum |
Accessory Tray | Die Cast Aluminum Leg Brace / Eyepiece holder |
Tripod | Heavy Duty Stainless Steel Adjustable |
Lowest Useful Magnification | 40 x |
Limiting Stellar Magnitude | 14 |
Resolution (Rayleigh) | 0.5 arc seconds |
Resolution (Dawes) | 0.41 arc seconds |
Light Gathering Power | 1600 x |
Angular Field of View (deg) | 0.67 ° |
Secondary Mirror Obstruction | 3.75 in (95 mm) |
Secondary Mirror Obstruction by Diameter | 34 % |
Secondary Mirror Obstruction by Area | 12 % |
Optical Coatings | Starbright XLT Coating |
Telescope Weight | 66 lbs (30 kg) |
Tripod and Mount Weight | 27 lbs (12 kg) |
Motor Drive | DC Servo motors with encoders, both axes |
Motor Resolution | 0.1406 |
Tracking Rates | Sidereal, Solar and Lunar |
Tracking Modes | Altazimuth, EQ North and EQ South |
Alignment Procedures | SkyAlign, Auto Two-Star Alignment, Two-star Align, SolarSystem Align, EQ North Align, EQ South Align, One-Star Align |
Software Precision | 24 bit, 0.08 calculations |
Periodic Error Correction | Permanently Programmable |
Fork Arm | Dual fork arm, cast Aluminum with detachable HC cradle |
Gear | 5.78"" Brass RA gear, 180 tooth |
Bearings | 9.8 azimuth bearing |
Motor Ports | Aux Port, Autoguide Ports |
Communication Ports | RS-232 communication port on hand control |
Computer Hand Control | Double line, 16 character Liquid Crystal Display; 19 fiber optic backlit LED buttons |
Database | 40,000+ objects, 100 user defined programmable objects. Enhanced information on over 200 objects |
Power Requirements | 12 VDC-1.5A (Tip positive) |
Cord Management | Cord Wrap Software |
GPS | Internal 16 channel |
Manufacturer |
Celestron |
Barcode |
50234110099 |
Telescope Type |
Aplanatic Schmidt-Cassegrain (EdgeHD) |
Aperture Size |
280mm |
Focal Length |
2800mm |
Focal Ratio |
f/10 |
Highest Practical Magnification |
660x |
Eyepieces |
23mm |
Mount Type |
Computerized Mount |
Tripod |
Steel |
Warranty |
2 Years Limited Warranty |
User Level |
For Advanced |