Celestron C11-SGT User Manual download pdf (Page 43)

NexStar SE Specifications 41

NexStar SE Item # 11049 11036 11068 11069

Model Name NexStar 4 SE NexStar 5 SE NexStar 6 SE NexStar 8 SE

Optical Design / Aperture Maksutov-Cassegrain / 102 mm (4”) Schmidt-Cassegrain / 125 mm (5”) Schmidt-Cassegrain / 150 mm (6”) Schmidt-Cassegrain / 203 mm (8”)

Focal Length / Focal Ratio 1325 mm / f/13 1250 mm / f/10 1500 mm / f/10 2032 mm / f/10

Optical Coatings StarBright XLT

StarBright XLT StarBright XLT StarBright XLT

Optical Tube Aluminum, metallic orange Aluminum, metallic orange Aluminum, metallic orange Aluminum, metallic orange

Mount Single fork arm, altazimuth Single fork arm, altazimuth Single fork arm, altazimuth Single fork arm, altazimuth

Dovetail Quick release tube clamp Quick release tube clamp Quick release tube clamp Quick release tube clamp

Eyepiece (mm) 25 mm E-Lux (53x) 25 mm E-Lux (50x) 25 mm E-Lux (60x) 25 mm E-Lux (81x)

Finderscope StarPointer StarPointer StarPointer StarPointer

Diagonal Internal flip mirror for straight or 90º viewing angle Star diagonal, 1.25” Star diagonal, 1.25” Star diagonal, 1.25”

Tripod Pre-assembled steel with built-in wedge Pre-assembled steel with built-in wedge Pre-assembled steel Pre-assembled steel

CD-ROM NexRemote

and TheSkyX NexRemote and TheSkyX NexRemote and TheSkyX NexRemote and TheSkyX

Software Features Camera control Camera control n/a n/a

Camera Shutter Cable Yes Yes No No

Power Supply 8-AA batteries (user supplied) 8-AA batteries (user supplied) 8-AA batteries (user supplied) 8-AA batteries (user supplied)

Highest Useful Magnification 240x 300x 354x 480x

Limiting Stellar Magnitude 12.5 13 13.4 14

Resolution: Rayleigh / Dawes Limit 1.36 arc seconds / 1.14 arc seconds 1.1 arc seconds / .91 arc seconds .92 arc seconds / .77 arc seconds .68 arc seconds / .57 arc seconds

Light Gathering Power 212x unaided eye 329x unaided eye 459x unaided eye 843x unaided eye

Field of View (degrees) 1º 1º .83º .63º

Linear FOV (

@1000 yds) 52.5 ft. 52.5 ft. 43.8 ft. 33 ft.

Optical Tube Length 13.5 inches 13 inches 16 inches 17 inches

Telescope Weight / Tripod Weight 11 lbs / 10 lbs 17.6 lbs / 10 lbs 21 lbs / 9 lbs 24 lbs / 9 lbs

Database 40,000 Objects 40,000 Objects 40,000+ Objects 40,000+ Objects

Slew Speeds Nine slew speeds, 4º/sec MAX Nine slew speeds, 4º/sec MAX Nine slew speeds, 5º/sec MAX Nine slew speeds, 5º/sec MAX

Ports RS-232, Aux, Camera Control RS-232, Aux, Camera Control RS-232, Aux RS-232, Aux

Tracking Rates Sidereal, Solar and Lunar Sidereal, Solar and Lunar Sidereal, Solar and Lunar Sidereal, Solar and Lunar

Tracking Modes Alt-Az, EQ North and EQ South Alt-Az, EQ North and EQ South Alt-Az, EQ North and EQ South Alt-Az, EQ North and EQ South

GPS Compatible SkySync SkySync SkySync SkySync

SkyAlign, Auto 2-Star Align, 1-Star Align, SkyAlign, Auto 2-Star Align, 1-Star Align, SkyAlign, Auto 2-Star Align, 1-Star Align, SkyAlign, Auto 2-Star Align, 1-Star Align,

Alignment Procedures 2-Star Align, Solar System Align 2-Star Align, Solar System Align 2-Star Align, Solar System Align 2-Star Align, Solar System Align

Specifications are subject to change without notice or obligation.