to measure azimuth
An astrolabe is an old instrument used to calculate the position of celestial bodies. Here are some sentences.I found an antique astrolabe in an old store.An astrolabe was used before the sextant was invented.Polish that astrolabe so it doesn't tarnish.
To be perfectly clear and unbiased: there is no such word or name called a Astrolabe in U.S. history, you must be losing your marbles.
a sailor uses an astrolabe by using it to tell latitude
The scientist used an astrolabe to find the altitude of the sun and stars.
The astrolabe must be level in order to read the altitudeproperly.
To read an astrolabe, level the plum bob, the degree scale, the altitude, and the protractor.
to measure azimuth
compass, and the astrolabe
Astrolabe
I used an astrolabe because i felt like it.
An astrolabe is an old instrument used to calculate the position of celestial bodies. Here are some sentences.I found an antique astrolabe in an old store.An astrolabe was used before the sextant was invented.Polish that astrolabe so it doesn't tarnish.
astrolabe=star+mechanical clock
== == the astrolabe is to find the altitude of a stellar object
The word astrolabe is a noun. The plural is astrolabes.
Astrolabe: star + Mechanical Clock
To be perfectly clear and unbiased: there is no such word or name called a Astrolabe in U.S. history, you must be losing your marbles.