Crifinitions.

is the are of

Altitude or Depression. are and the horizon.

vertical circle interupted between the

Azymuth, are of the horison intercepted between the meridian and vertical eirch paping through that body's it may

the body is cast or west.

be castern

or western,

a

of the horizon interupted between the point where the the are

Amplitude, the

body

body

:setting.

rises, and the east; at se or southern

west. It is northern

between the point where

distance.

between the

-elliptical orbit . _

the sets and the

the

Q B 45 W68 1829

!