{"slug": "ptolemy", "label": "Ptolemy", "wikipedia": "https://en.wikipedia.org/wiki/Ptolemy", "wikidata": "https://www.wikidata.org/wiki/Q34943", "qid": "Q34943", "description": "2nd-century Roman mathematician, astronomer, geographer", "entries": 7, "years": 6, "span": [100, 170], "span_label": ["100 CE", "170 CE"], "topics": [{"title": "Science & Discovery", "count": 2}, {"title": "Deaths", "count": 2}, {"title": "Births", "count": 1}, {"title": "Religion & Belief", "count": 1}, {"title": "Exploration & Expansion", "count": 1}], "related": [], "items": [{"year": 100, "year_label": "100 CE", "section": "Births", "date": null, "text": "Ptolemy, Greek astrologer, astronomer, geographer and mathematician (d. 170)", "cite": {"url": "https://en.wikipedia.org/w/index.php?oldid=1371188492#Births", "title": "AD 100", "revid": 1371188492, "section": "Births"}}, {"year": 130, "year_label": "130 CE", "section": "Science & Discovery", "date": null, "text": "Claudius Ptolemaeus tabulates angles of refraction for several media.", "cite": {"url": "https://en.wikipedia.org/w/index.php?oldid=1371186549#Arts_and_sciences", "title": "AD 130", "revid": 1371186549, "section": "Events › By topic › Arts and sciences"}}, {"year": 140, "year_label": "140 CE", "section": "Religion & Belief", "date": null, "text": "Ptolemy completes his Almagest (approximate date).", "cite": {"url": "https://en.wikipedia.org/w/index.php?oldid=1371187415#Art_and_science", "title": "AD 140", "revid": 1371187415, "section": "Events › By topic › Art and science"}}, {"year": 150, "year_label": "150 CE", "section": "Exploration & Expansion", "date": null, "text": "The earliest atlas (Ptolemy's Geography) is made (approximate date).", "cite": {"url": "https://en.wikipedia.org/w/index.php?oldid=1373077197#Art_and_science", "title": "AD 150", "revid": 1373077197, "section": "Events › By topic › Art and science"}}, {"year": 150, "year_label": "150 CE", "section": "Science & Discovery", "date": null, "text": "This is also the approximate date of completion of Ptolemy's monumental work Almagest. The geocentric cosmology contained in it holds sway for 1,400 years.", "cite": {"url": "https://en.wikipedia.org/w/index.php?oldid=1373077197#Art_and_science", "title": "AD 150", "revid": 1373077197, "section": "Events › By topic › Art and science"}}, {"year": 165, "year_label": "165 CE", "section": "Deaths", "date": null, "text": "Claudius Ptolemaeus, Greek astronomer (approximate date)", "cite": {"url": "https://en.wikipedia.org/w/index.php?oldid=1371302074#Deaths", "title": "AD 165", "revid": 1371302074, "section": "Deaths"}}, {"year": 170, "year_label": "170 CE", "section": "Deaths", "date": null, "text": "Ptolemy, Greek mathematician and astronomer (b. AD 100)", "cite": {"url": "https://en.wikipedia.org/w/index.php?oldid=1371303023#Deaths", "title": "AD 170", "revid": 1371303023, "section": "Deaths"}}]}