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5. Complete Functions of Go2Nova

8408 Hand Controller

5.1. Slew to an Object

Press MENU => “Select and Slew.” Select an object that you would like to observe and press the

ENTER key.

The Go2Nova

8408 hand controller for CEM25 mount has a database of over 150,000 objects. Use

the ► or ◄ buttons to move the cursor. Use the number buttons to enter the number, or the ▼ or ▲

buttons to change the individual number. Hold on a button to fast scroll through the list. The “

” indicates

the object is above the horizon, and a cross mark “

” means it is below the horizon. In some catalogs

those stars below the horizon will not display on the hand controller.

5.1.1. Solar System

There are 9 objects in the Solar system catalog.

5.1.2. Deep Sky Objects

This menu includes objects outside our Solar system such as galaxies, star clusters, quasars, and

nebulae.

 Named Objects: consists of 60 deep sky objects with their common names. A list of named deep

sky objects is included in Appendix E.

 Messier Catalog: consists of all 110 Messier objects.

 NGC Catalog: consists of 7,840 objects in NGC catalog.

 IC Catalog: consists of 5,386 objects in IC catalog.

 UGC Catalog: consists of 12,921 objects.

 Caldwell Catalog: consists of 109 objects.

 Abell Catalog: consists of 4076 objects.

 Herschel Catalog: consists of 400 objects.

5.1.3. Stars:

 Named Stars: consists of 259 stars with their common names. They are listed alphabetically. A

list is included in Appendix E.

 Binary Stars: consists of 208 binary stars. A list is attached in Appendix E.

 Hipparcos Catalog: the new HIP catalog consists of 120,404 records (2008).

5.1.4. Constellations

This catalog consists of 88 modern constellations with their names. They are listed alphabetically. A

list is attached in Appendix E.

5.1.5. Comets

This catalog contains 15 comets.

5.1.6. Asteroids

This catalog contains 116 asteroids.

iOptron CEM25 User Manual

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