Compact GoTo equatorial mount with SynScan control and a database of more than 42,900 objects. The Sky-Watcher EQ3 Pro combines stepper motors, Periodic Error Correction, selectable guiding rates and an aluminium tripod for visual observing and imaging with moderately sized instruments.
Designed for users looking for a computerised GoTo equatorial mount that is lighter than the HEQ5 and EQ6, the Sky-Watcher EQ3 Pro SynScan uses the same SynScan automatic pointing system found on these larger mounts.
The GoTo system allows celestial objects to be selected automatically or the night sky to be explored from a database containing more than 42,900 objects.
Compact and straightforward to set up, the EQ3 Pro SynScan is suitable for novice visual observers as well as users beginning astronomical imaging without requiring a heavier mounting system.
This version is supplied with an aluminium tripod and accessory tray.
SynScan GoTo System
The SynScan system provides automatic pointing using a database containing more than 42,900 celestial objects.
It includes the complete:
• Messier catalogue
• NGC catalogue
• IC catalogue
Objects can be selected directly or used as part of an automated tour of the night sky.
Pointing Accuracy up to 1 Arc-Minute
Stated positioning accuracy is up to 1 arc-minute.
Software compensation for mechanical mount errors contributes to improved pointing accuracy.
Stepper Motor Drive
The EQ3 Pro SynScan uses stepper motors with a 1.8° step angle.
The drive operates with 64 micro-steps.
GoTo Slewing up to 3.4° per Second
Maximum slewing speed is 3.4° per second, equivalent to 800x.
This allows the mount to move rapidly between selected GoTo targets.
Selectable Guiding Rates
Available guiding rates are:
• 0.25x
• 0.50x
• 0.75x
• 1x
These settings allow guiding corrections to be adapted to the observing or imaging configuration.
Periodic Error Correction
The mount provides Periodic Error Correction.
PEC allows periodic errors associated with the mount's mechanical drive system to be corrected.
PC Compatibility
The EQ3 Pro SynScan is PC compatible.
The hand control can also be upgraded through an Internet download.
For Visual Observing and Imaging
The mount is intended for both visual observing and imaging with instruments appropriate to its capacity.
The page gives the following examples as maximum payloads:
• Sky-Watcher Explorer-150P / 150PL
• Sky-Watcher Evostar-120
No maximum payload in kilograms is specified.
Aluminium Tripod Included
This version is supplied with an aluminium tripod.
An accessory tray is also included.
Motor Control Box
The supplied motor control box is designed to clamp onto 1.75-inch stainless-steel tripod legs.
When used with the aluminium tripod supplied with this version, it should be attached using a cord or hook-and-loop strap supplied by the user.
Technical Specifications
• Manufacturer : Sky-Watcher
• Model : EQ3 Pro SynScan
• Manufacturer product code : 20230
• Type : Computerised GoTo equatorial mount
• GoTo system : SynScan
• Database : More than 42,900 objects
• Catalogues : Complete Messier, NGC and IC
• Positioning accuracy : Up to 1 arc-minute
• Software mechanical error compensation : Yes
• Motors : Stepper motors
• Motor step angle : 1.8°
• Micro-steps : 64
• Maximum GoTo slewing speed : 3.4°/s
• Maximum relative slewing speed : 800x
• Guiding rates : 0.25x / 0.50x / 0.75x / 1x
• Periodic Error Correction PEC : Yes
• PC compatibility : Yes
• Upgradeable hand control : Yes, via Internet download
• Maximum payload examples : Explorer-150P / 150PL or Evostar-120
• Tripod : Aluminium
• Accessory tray : Included
• Motor control box : Included
Package Contents
• Sky-Watcher EQ3 Pro SynScan mount
• Motor control system
• Aluminium tripod
• Accessory tray
Not Included
• Cord or hook-and-loop strap for attaching the motor control box to the aluminium tripod
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