Hipparchus was best known for many things. One of them, he invented trigonometry.
Hipparchus was best known for star catalog..
Probably the greatest of the early Greek astronomers was Hipparchus (second century b.c.), best known for his star catalog.
Not a lot is known about Hipparchus, including where and how he was educated, and of he went to school.
Hipparchus is best known for his discovery of the precessional movement of the equinoxes. The alterations of the measured positions of the stars resulting from the movement of the points of intersection of the ecliptic and of the celestial equator.
he is known for working astronomer He was a mathematician, scientist, and he charted over 850 stars in space.
The Hipparchus's family is a mysterious family.
Hipparchus has written: 'The geographical fragments of Hipparchus' -- subject(s): Ancient Geography
Hipparchus is thought to be the first to calculate a heliocentric system
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.
It's not known for certain but it is believed he died on the island of Rhodes in Greece. (Not Rhode Island)
Hipparchus was a Greek astromer, geographer, mathematician, geometer (190-120 b.c.).