OPTIONS:                         MAGNITUDE AND COLOR INDEX:
* displaying  a map of stars     vm = visible  magnitude  (larger  values
* finding a star                      correspond to dimmer stars);
* identifying a star             ci = color index ("+" is blue, "-" red).
1560   brightest  stars  are
currently  in the data file.     HORIZON COORDINATES:
                                 * elevation - measured from the horizon,
KEYBOARD:                        * azimuth - from north ("+" means east).
Keyboard equivalents are shown
aside of some menu items.        EQUATORIAL COORDINATES:
                                 * declination - from Earth's equator;
HELP:                            * right  ascension  -  from  the  Spring
Explanations of all menu           equinox (in hours and minutes;  1 hour
options are provided via           is equivalent to 15 degrees).
the "Help" menu.
                                 ECLIPTIC AND GALACTIC COORDINATES:
ST Systems Corporation           expressed in latitude (measured from the
Aerospace Systems Division       ecliptic  plane  or  from  the  galactic
4400 Forbes Blvd.                equator,  respectively)   and  longitude
Lanham, MD 20706                 - see any astronomy reference book.

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