by using it
John Hadley and Thomas Godfrey independently built the octant (which became the sextant later)
i guess planets
i guess planets
Nobody knows where the sextant was invented... It is possibly invented where a English people live. like probably Great Britain or Europe. --..................................--
you use a sextant to navigate.
the sextant helped me navagate my way to alaska
Yes Christopher Columbus did use a sextant along with a compass, ampoletta, and a cross staff.
GPS? The Sextant has not been replaced they are still available to buy new and are carried on every commercial vessel.
by using it
Yes, but not as much as it used to. The nice thing (for a sailor) about having a sextant and knowing how to use it is that it requires no electrical power, and will continue to work even if massive solar storms destroy all the GPS satellites.
the sextant
Use a sextant
He used a compass and a sextant on his expedition. :)
A sextant is a navigational instrument that sights upon the stars to determine a ship's position. This instrument was crucial to naval navigation until global positioning became a reality in the late 20th century. "Henry the Navigator prized his sextant while on his journeys to the New World." "The ship's position is determined by the use of the ship's navigator using a sextant."
you can find sextant on history.com
Sextant