Ptolemy or optical factors and those caused by judgmental factors. He offered an obscure explanation of the sun or moon illusion (the enlarged apparent size on the horizon) based on the difficulty of looking upwards. There are several characters or items named after Ptolemy, including: [[File:Ptolemaeus - Quadripartitum, 1622 - 4658973.tif|thumb|"Quadripartitum", 1622]] [[Category:Ptolemy| ]] [[Category:100 births]] [[Category:170 deaths]] [[Category:1st-century Romans]] [[Category:2nd-century Romans]] [[Category:2nd-century philosophers]] [[Category:2nd-century poets]] [[Category:Egyptian calendar]] [[Category:Ancient Greek astrologers]] [[Category:Ancient Greek astronomers]] [[Category:Ancient Greek mathematicians]] [[Category:Ancient Greek music theorists]] [[Category:Astrological writers]] [[Category:Claudii]] [[Category:Egyptian astronomers]] [[Category:Egyptian mathematicians]] [[Category:Epigrammatists of the Greek Anthology]] [[Category:2nd-century people of Roman Egypt]] [[Category:Ancient Greek geographers]]
Ptolemy of Mauretania mother was the heiress of the Ptolemies and the leader of a Ptolemaic government in exile. Through his parents, Ptolemy had Roman citizenship and they sent him to Rome to be educated. His mother likely died in 5BC and was placed in the Royal Mausoleum of Mauretania, built by his parents. In Rome, Ptolemy received a good Roman education. He was part of the remarkable court of his maternal aunt Antonia Minor, an influential aristocrat who presided over a circle of various princes and princesses which assisted in the political preservation of the Roman Empire’s borders and affairs of the