Appendix a – technical specifications – Celestron Advanced Series C6-R User Manual

Page 49

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Appendix A – Technical Specifications

Advanced Series

21019 / 21020

Specifications:

Optical Design

150mm (6.0") refractor

Focal Length

1200mm F/8

Finderscope

9x50

Mount

CG-5 Equatorial

Eyepiece

20mm – 1.25" (60x)

Accessory tray

Yes

Tripod

2" Stainless Steel

Technical Specs

Highest Useful Magnification

360x

Lowest Useful Magnification

21x

Limiting Stellar Magnitude

13.4

Resolution: Rayleigh

.92 arc seconds

Dawes Limit

.77 arc seconds

Photographic Resolution

227 lines/mm

Light Gathering Power

459x unaided eye

Field of View: standard eyepiece

.83º

Linear FOV (@1000 yds)

43.8 ft

Optical Coatings - Standard

Multi-Coated

Optical tube length

50.5"

Telescope Weight

75 lbs

Advanced GT

Additional Specifications

Hand Control

Double line, 16 character Liquid Crystal Display; 19 fiber optic backlit LED buttons

Motor: Type

DC Servo motors with encoders, both axes

Max Slew Speed

3º/second

Software Precision

24bit, 0.08 arc sec calculation

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, 3-Star Alignment, Quick Align, Last Align

Database

40,000+ objects, 400 user defined programmable objects.
Enhanced information on over 200 objects

Complete Revised NGC Catalog

7,840

Complete Messier Catalog

110

Complete IC Catalog

5,386

Complete Caldwell

109

Abell Galaxies

2,712

Solar System objects

9

Famous Asterisms

20

Selected CCD Imaging Objects

25

Selected SAO Stars

29,500

Total Object Database

45,492

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