Vixen SPHINX SXD Mount - Manual (Page 52)

Page 53
Deleting all data of the orbital elements
You can delete all data of the orbital element at a time in the initial setting screen just after
you turn on the STARBOOK.
(1) Turning on the STARBOOK and choose Delete all comet data with the
keys and
press Select to enter. The dialog box on the right will appear on the screen.
(2) Choose YES with the
keys and press Select to delete.
Displaying the comets
With the installation of the comet orbital elements, you can display the comet on the screen
of the STARBOOK and slew to the comet automatically. You can set the comets so as to
show or to hide them on the star chart.
In the Comet Menu screen, choose the comets you wish to display on the star chart. Move
the cursor to the comets and turn the mark to black with the
keys to display.
Note:
The comet will not appear on the screen if the “Hide” is marked with black in the dialog box
of the on the Comet screen.
The blue line from the comet shows its ion tail and the white line shows its dust tail. The
length and direction of the both tails are based on forecasts. It may differ from the actual
view of the comet.