iOptron 8507 Telescope User Manual


 
16
5. Complete Functions of GoToNova
®
Hand Controller
5.1. Slew to an Object
Press MENU button, from the main menu, select “Select and Slew.” Select an object you would
like to observe and press ENTER key.
The GoToNova
®
8405 hand controller has a database consists of over 10,000 objects. Use
or button to move the cursor and or button to change the number. “
indicates the
object is above the horizon, and “
means it is below the horizon. Only those objects above
the horizon can be observed. In some catalogs, those stars below the horizon may not display.
5.1.1. Planets, Sun, Moon
There are 9 objects in Solar system.
5.1.2. Deep Sky Objects
Named Deepsky Objects: It consists of 137 deep sky objects with their common names.
More information will be available by pressing HELP key. A list of named deep sky objects is
also attached in Appendix C.
Messier Catalog: It consists of all 110 objects in Messier catalog. More information will be
available by pressing HELP key.
NGC Catalog: a few thousand objects in NGC catalog. Use or button to move the
cursor and or button to change the number.
5.1.3. Comets
It contains up to 64 comets. This database is customer upgradeable.
5.1.4. Asteroids
It contains up to 64 asteroids. This database is customer upgradeable.
5.1.5. Stars
Named Stars: It consists of 191 stars with their common names. They are listed
alphabetically. A list is attached in Appendix C.
Constellations: It consists of 88 modern constellations with their names. They are listed
alphabetically. A list is attached in Appendix C.
Double Stars: It consists of 211 double stars. A list is attached in Appendix C.
SAO Bright Stars: It consists of the bright SAO catalog objects with their magnitudes greater
than 6.
5.1.6. User RA&DEC JD2000 Objects
It can consist up to 256 user predefined objects. These objects need to be entered before they
can be selected for slewing (Refer to 5.6.1 User RA&DEC JD2000).