Celestron Nexstar 4SE

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OPTICAL TUBE INFO: Optical Design Maksutov-Cassegrain Aperture 102mm (4.02") Focal Length 1325mm (52") Focal Ratio f/13 Focal Length of Eyepiece 1 25mm (0.98") Magnification of Eyepiece 1 53x Finderscope StarPointer™ red dot finderscope Star Diagonal Internal Flip mirror for straight thru or 90° viewing angle Optical Tube Aluminum Highest Useful Magnification 241x Lowest Useful Magnification 15x Limiting Stellar Magnitude 12.5 Resolution (Rayleigh) 1.37 arc seconds Resolution (Dawes) 1.14 arc seconds Light Gathering Power (Compared to human eye) 212x Secondary Mirror Obstruction 35mm (.38") Secondary Mirror Obstruction by Diameter 34% Secondary Mirror Obstruction by Area 12% Optical Coatings StarBright XLT Optical Tube Length 343mm (13.5") Optical Tube Diameter 125mm (4.9") Optical Tube Weight 6 lbs (2.7 kg) Dovetail CG-5 Dovetail bar MOUNT INFO: Mount Type Computerized Altitude-Azimuth Single Fork Arm Instrument load capacity 10 lbs (4.54 kg) Height adjustment range (includes mount and tripod) 939.8mm - 2397mm (37" - 55") Tripod leg diameter 50.8mm (2") Stainless Steel Mount Head Weight 7 lbs (3.2 kg) Accessory Tray Yes Tripod Weight 10 lbs (4.54 kg) Slew Speeds 9 slew speeds - max speed 3°/second Tracking Rates Sidereal, Solar and Lunar Tracking Modes Alt-Az, EQ North & EQ South GPS N/A Dovetail Compatibility CG-5 dovetail Number of Auxiliary ports 1x Aux port Autoguide port No USB port Yes, Hand Control input Power Requirements 8-AA batteries (not included) | 12 VDC-750 mA (Tip positive) Motor Drive DC servo motors Alignment Procedures SkyAlign, 1-Star Align, 2-Star Align, Auto 2-Star Align, Solar System Align, EQ North / EQ South Alignment (EQ align requires an equatorial wedge) Periodic Error Correction No Computerized Hand Control Double line, 18 character Liquid Crystal Display with 19 fiber optic backlit LED buttons NexStar+ Database 38,181 accessible objects. Enhanced information on over 200 objects. Software Celestron's Starry Night Special Edition Software, SkyPortal App Total Kit Weight 23 lbs (10.4 kg) Included Items NexStar SE OTA | Single Fork Arm Mount | Tripod | Accessory Tray | Star Pointer Finderscope | Built-In Wedge | NexStar+ Hand Control | 25mm eyepiece