An astrolabe is a calculating device, kind of like a circular slide rule (which is probably just as mysterious an instrument to anybody under 35). One does not actually "discover" things with it so much as work them out, such as the date of the next eclipse.
Astrolabe
discoveries made by newton
Navigators began using the astrolabe for navigation in the early 15th century. It was a key tool for determining latitude by measuring the angle between the horizon and the stars.
what historic discoveries were made in the 1800'?
a sailor uses an astrolabe by using it to tell latitude
There is no conclusive proof that Hypatia invented the astrolabe. It is believed that she made significant contributions to mathematics and astronomy, but the exact origins of the astrolabe are unclear as it existed before her time.
Serendipitou discoveries are discoveries made by accident, when looking for something else
WAS IT ERIKSON'S DISCOVERIES MADE OR BENEFITS OF THE WORLD?
atrolabe came first, the astrolabe was invented before the sextant, and the sextant was the model that made the compass
The sailors could finally figure out where they were and what direction they were headed, using the astrolabe and stars to track their progress.That way, they didn't have to guess where they were out at sea.
An Astrolabe.
The astrolabe is a very ancient astronomical computer for solving problems relating to time and the position of the Sun and stars in the sky. Several types of astrolabes have been made. By far the most popular type is the planispheric astrolabe, on which the celestial sphere is projected