Hipparchus was the best astronomers of his time and was a Greek astronomer, geographer, and mathematician. He very accurately cataloged over 1,000 stars.
Ptolemy was a great admirer of Hipparchus research and from what I've seen Ptolemy was often said to do what Hipparchus had done.
A grid. One system is called longitude and latitude
The use of latitude and longitude to spread a grid out amongst the Earth's surface.
Latitude and Longitude
A line of constant longitude is often called a "meridian". A line of constant latitude is often called a "parallel".
Yes, a graticule tick mark is typically used on maps to indicate specific points on a grid system, such as latitude and longitude lines. These tick marks help users accurately determine location and distance on a map.
alberuni invented the longitude and latitude of earth.
Latitude and longitude
Lines of latitude and the lines of longitude.
The definition of global grid is a grid that covers the whole Earth.
You can make your own grid system anywhere,so yes.
longitude, latitude, equator, prime meridian
A grid. One system is called longitude and latitude
Hipparchus is the man credited with developing the global grid system made up of imaginary lines of latitude and longitude. Though he was born in 190 BC and died in 120 BC, his grid system is still used today.
The use of latitude and longitude to spread a grid out amongst the Earth's surface.
grid system
I believe you are looking for the words - Longitude and Latitude of the grid system.
Lines of latitude and the lines of longitude.