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Conon of Samos

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2039: 2026: 129:
writes that Conon "discerned all the lights of the vast universe, and disclosed the risings and settings of the stars, how the fiery brightness of the sun is darkened, and how the stars retreat at fixed times."
89:, which began in 246 BC. When the lock of hair disappeared, Conon explained that the goddess had shown her favor by placing it in the sky. Not all Greek astronomers accepted the designation. In 125:. Seneca writes that "Conon was a careful observer" and that he "recorded solar eclipses observed by the Egyptians", although the accuracy of this statement is doubted. The Roman 795: 287: 1899: 121:, including observations on solar eclipses. Ptolemy further attributes seventeen "signs of the seasons" to Conon, although this may not have been given in 1977: 1280: 816: 558: 788: 762: 254: 2098: 1824: 2083: 1554: 280: 2063: 1519: 1887: 1499: 1290: 752: 548: 2078: 1954: 781: 304: 273: 2068: 161:, but that it was incorrect. Since this work has not survived it is impossible to assess the accuracy of Apollonius' comment. 1923: 1856: 1489: 1369: 685: 99:, Coma Berenices is not listed as a distinct constellation. However, Ptolemy does attribute several seasonal indications ( 1992: 1749: 1637: 812: 1632: 1701: 1328: 1144: 1119: 1863: 1834: 1194: 1049: 482: 158: 2073: 1997: 1274: 259: 1731: 2093: 2088: 1959: 1935: 1809: 1744: 1685: 1622: 1612: 1348: 1267: 1129: 1039: 919: 477: 296: 1982: 1930: 1829: 1657: 1607: 1592: 1587: 1358: 1159: 1094: 1084: 1034: 624: 497: 432: 2030: 1882: 1667: 1544: 1467: 1415: 1217: 1124: 974: 660: 589: 327: 74: 2038: 1726: 2007: 1947: 1911: 1754: 1577: 1524: 1494: 1484: 1393: 1256: 1149: 1064: 1019: 999: 844: 829: 731: 472: 422: 342: 317: 142: 138: 1987: 1906: 1894: 1875: 1839: 1759: 1677: 1662: 1652: 1602: 1597: 1539: 1408: 1300: 1229: 1164: 1154: 1054: 1024: 964: 939: 864: 854: 839: 502: 407: 357: 332: 245: 146: 2043: 2002: 1942: 1870: 1736: 1529: 1504: 1472: 1069: 1014: 979: 874: 736: 650: 226: 216: 201: 189: 1711: 1310: 249: 28: 1716: 1627: 1477: 1403: 1376: 1139: 959: 949: 884: 804: 645: 492: 397: 352: 1918: 1789: 1706: 1462: 1450: 1398: 1134: 757: 710: 680: 670: 619: 594: 1559: 1549: 1443: 1169: 705: 640: 609: 507: 437: 70: 38: 1819: 1814: 1642: 1534: 1514: 1342: 869: 568: 447: 362: 170: 150: 78: 46: 23: 2057: 1779: 1647: 1617: 1438: 1246: 1189: 690: 675: 655: 42: 1721: 1509: 1184: 944: 934: 538: 387: 58: 1335: 1223: 929: 914: 377: 322: 86: 82: 1321: 1240: 1179: 1174: 1114: 1099: 1044: 1029: 984: 924: 909: 889: 859: 824: 695: 512: 457: 417: 347: 106: 66: 85:. She sacrificed her hair in exchange for her husband's safe return from the 1074: 1059: 1009: 904: 894: 879: 849: 773: 599: 452: 442: 427: 372: 367: 312: 265: 1211: 989: 834: 700: 528: 392: 126: 95: 1784: 1109: 1104: 1004: 994: 969: 604: 467: 462: 412: 402: 101: 90: 1079: 954: 715: 665: 614: 487: 337: 153:, and his work became the basis for Apollonius' fourth book of the 1455: 1433: 1089: 62: 157:. Apollonius further reports that Conon sent some of his work to 777: 269: 45:. He is primarily remembered for naming the constellation 105:) to Conon. Conon was a friend of the mathematician 1970: 1848: 1798: 1772: 1694: 1676: 1575: 1568: 1424: 1386: 1203: 811: 745: 724: 633: 582: 521: 303: 16:
Greek astronomer and mathematician (c.280–c.220 BC)
789: 281: 117:In astronomy, Conon wrote in seven books his 8: 231:A History of Ancient Mathematical Astronomy 1802: 1572: 796: 782: 774: 288: 274: 266: 81:("Berenice's Hair") after Ptolemy's wife 255:MacTutor History of Mathematics Archive 182: 1825:Latin translations of the 12th century 1555:Straightedge and compass construction 7: 1520:Incircle and excircles of a triangle 109:whom he probably met in Alexandria. 73:, where he was court astronomer to 221:Dictionary of Scientific Biography 14: 2037: 2024: 1857:A History of Greek Mathematics 1370:The Quadrature of the Parabola 149:reported that Conon worked on 1: 2099:3rd-century BC mathematicians 686:Inferior and superior planets 77:. He named the constellation 2084:Ancient Greek mathematicians 1638:Intersecting secants theorem 37:; c. 280 – c. 220 BC) was a 2064:3rd-century BC Greek people 1633:Intersecting chords theorem 1500:Doctrine of proportionality 2115: 1329:On the Sphere and Cylinder 1282:On the Sizes and Distances 763:Medieval Islamic astronomy 560:On the Sizes and Distances 2079:Ancient Greek astronomers 2031:Ancient Greece portal 2020: 1835:Philosophy of mathematics 1805: 1750:Ptolemy's table of chords 805:Ancient Greek mathematics 753:Medieval European science 483:Sosigenes the Peripatetic 145:was discovered by Conon. 27: 1702:Aristarchus's inequality 1275:On Conoids and Spheroids 260:University of St Andrews 1810:Ancient Greek astronomy 1623:Inscribed angle theorem 1613:Greek geometric algebra 1268:Measurement of a Circle 478:Sosigenes of Alexandria 297:Ancient Greek astronomy 178:Citations and footnotes 65:, and possibly died in 2069:3rd-century BC writers 2044:Mathematics portal 1830:Non-Euclidean geometry 1785:Mouseion of Alexandria 1658:Tangent-secant theorem 1608:Geometric mean theorem 1593:Exterior angle theorem 1588:Angle bisector theorem 1292:On Sizes and Distances 550:On Sizes and Distances 1732:Pappus's area theorem 1668:Theorem of the gnomon 1545:Quadratrix of Hippias 1468:Circles of Apollonius 1416:Problem of Apollonius 1394:Constructible numbers 1218:Archimedes Palimpsest 661:Deferent and epicycle 590:Antikythera mechanism 75:Ptolemy III Euergetes 1948:prehistoric counting 1745:Ptolemy's inequality 1686:Apollonius's theorem 1525:Method of exhaustion 1495:Diophantine equation 1485:Circumscribed circle 1302:On the Moving Sphere 732:Babylonian astronomy 423:Hippocrates of Chios 246:Robertson, Edmund F. 219:. "Conon of Samos." 173:, named in his honor 143:spiral of Archimedes 2034: • 1840:Neusis construction 1760:Spiral of Theodorus 1653:Pythagorean theorem 1598:Euclidean algorithm 1540:Lune of Hippocrates 1409:Squaring the circle 1165:Theon of Alexandria 840:Aristaeus the Elder 503:Theon of Alexandria 244:O'Connor, John J.; 147:Apollonius of Perga 1727:Menelaus's theorem 1717:Irrational numbers 1530:Parallel postulate 1505:Euclidean geometry 1473:Apollonian circles 1015:Isidore of Miletus 737:Egyptian astronomy 651:Circle of latitude 227:Otto E. Neugebauer 217:Ivor Bulmer-Thomas 202:Ivor Bulmer-Thomas 190:Otto E. Neugebauer 57:Conon was born on 2051: 2050: 2016: 2015: 1768: 1767: 1755:Ptolemy's theorem 1628:Intercept theorem 1478:Apollonian gasket 1404:Doubling the cube 1377:The Sand Reckoner 771: 770: 646:Celestial spheres 233:(New York, 1975). 134:Mathematical work 113:Astronomical work 2106: 2042: 2041: 2029: 2028: 2027: 1803: 1790:Platonic Academy 1737:Problem II.8 of 1707:Crossbar theorem 1663:Thales's theorem 1603:Euclid's theorem 1573: 1490:Commensurability 1451:Axiomatic system 1399:Angle trisection 1364: 1354: 1316: 1306: 1296: 1286: 1262: 1252: 1235: 798: 791: 784: 775: 758:Indian astronomy 711:Sublunary sphere 681:Hipparchic cycle 620:Mural instrument 595:Armillary sphere 574: 564: 554: 544: 534: 290: 283: 276: 267: 262: 250:"Conon of Samos" 205: 199: 193: 187: 141:states that the 87:Third Syrian War 39:Greek astronomer 32: 2114: 2113: 2109: 2108: 2107: 2105: 2104: 2103: 2074:Ancient Samians 2054: 2053: 2052: 2047: 2036: 2025: 2023: 2012: 1978:Arabian/Islamic 1966: 1955:numeral systems 1844: 1794: 1764: 1712:Heron's formula 1690: 1672: 1564: 1560:Triangle center 1550:Regular polygon 1427:and definitions 1426: 1420: 1382: 1362: 1352: 1314: 1304: 1294: 1284: 1260: 1250: 1233: 1199: 1170:Theon of Smyrna 815: 807: 802: 772: 767: 741: 720: 706:Spherical Earth 641:Callippic cycle 629: 610:Equatorial ring 578: 572: 562: 552: 542: 532: 517: 508:Theon of Smyrna 299: 294: 243: 240: 213: 208: 200: 196: 188: 184: 180: 167: 136: 115: 71:Ptolemaic Egypt 55: 35:Konōn ho Samios 17: 12: 11: 5: 2112: 2110: 2102: 2101: 2096: 2094:220s BC deaths 2091: 2089:280s BC births 2086: 2081: 2076: 2071: 2066: 2056: 2055: 2049: 2048: 2021: 2018: 2017: 2014: 2013: 2011: 2010: 2005: 2000: 1995: 1990: 1985: 1980: 1974: 1972: 1971:Other cultures 1968: 1967: 1965: 1964: 1963: 1962: 1952: 1951: 1950: 1940: 1939: 1938: 1928: 1927: 1926: 1916: 1915: 1914: 1904: 1903: 1902: 1892: 1891: 1890: 1880: 1879: 1878: 1868: 1867: 1866: 1852: 1850: 1846: 1845: 1843: 1842: 1837: 1832: 1827: 1822: 1820:Greek 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285: 278: 270: 264: 263: 239: 238:External links 236: 235: 234: 224: 212: 209: 207: 206: 194: 181: 179: 176: 175: 174: 171:Conon (crater) 166: 163: 151:conic sections 135: 132: 114: 111: 79:Coma Berenices 54: 51: 47:Coma Berenices 20:Conon of Samos 15: 13: 10: 9: 6: 4: 3: 2: 2111: 2100: 2097: 2095: 2092: 2090: 2087: 2085: 2082: 2080: 2077: 2075: 2072: 2070: 2067: 2065: 2062: 2061: 2059: 2046: 2045: 2040: 2033: 2032: 2019: 2009: 2006: 2004: 2001: 1999: 1996: 1994: 1991: 1989: 1986: 1984: 1981: 1979: 1976: 1975: 1973: 1969: 1961: 1958: 1957: 1956: 1953: 1949: 1946: 1945: 1944: 1941: 1937: 1934: 1933: 1932: 1929: 1925: 1922: 1921: 1920: 1917: 1913: 1910: 1909: 1908: 1905: 1901: 1898: 1897: 1896: 1893: 1889: 1886: 1885: 1884: 1881: 1877: 1874: 1873: 1872: 1869: 1865: 1861: 1860: 1859: 1858: 1854: 1853: 1851: 1847: 1841: 1838: 1836: 1833: 1831: 1828: 1826: 1823: 1821: 1818: 1816: 1813: 1811: 1808: 1807: 1804: 1801: 1797: 1791: 1788: 1786: 1783: 1781: 1778: 1777: 1775: 1771: 1761: 1758: 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1333: 1331: 1330: 1326: 1324: 1323: 1319: 1317: 1313: 1309: 1307: 1303: 1299: 1297: 1293: 1289: 1287: 1285:(Aristarchus) 1283: 1279: 1277: 1276: 1272: 1270: 1269: 1265: 1263: 1259: 1255: 1253: 1249: 1245: 1243: 1242: 1238: 1236: 1232: 1228: 1226: 1225: 1221: 1219: 1216: 1214: 1213: 1209: 1208: 1206: 1202: 1196: 1193: 1191: 1190:Zeno of Sidon 1188: 1186: 1183: 1181: 1178: 1176: 1173: 1171: 1168: 1166: 1163: 1161: 1158: 1156: 1153: 1151: 1148: 1146: 1143: 1141: 1138: 1136: 1133: 1131: 1128: 1126: 1123: 1121: 1118: 1116: 1113: 1111: 1108: 1106: 1103: 1101: 1098: 1096: 1093: 1091: 1088: 1086: 1083: 1081: 1078: 1076: 1073: 1071: 1068: 1066: 1063: 1061: 1058: 1056: 1053: 1051: 1048: 1046: 1043: 1041: 1038: 1036: 1033: 1031: 1028: 1026: 1023: 1021: 1018: 1016: 1013: 1011: 1008: 1006: 1003: 1001: 998: 996: 993: 991: 988: 986: 983: 981: 978: 976: 973: 971: 968: 966: 963: 961: 958: 956: 953: 951: 948: 946: 943: 941: 938: 936: 933: 931: 928: 926: 923: 921: 918: 916: 913: 911: 908: 906: 903: 901: 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185: 154: 137: 122: 118: 116: 100: 94: 56: 34: 19: 18: 1931:mathematics 1739:Arithmetica 1336:Ostomachion 1305:(Autolycus) 1224:Arithmetica 1000:Hippocrates 930:Dinostratus 915:Dicaearchus 845:Aristarchus 671:Geocentrism 583:Instruments 573:(Aristotle) 378:Cleostratus 343:Aristarchus 323:Anaximander 305:Astronomers 204:(1970-1990) 159:Thrasydaeus 83:Berenice II 2058:Categories 1983:Babylonian 1883:arithmetic 1849:History of 1678:Apollonius 1363:(Menelaus) 1322:On Spirals 1241:Catoptrics 1180:Xenocrates 1175:Thymaridas 1160:Theodosius 1145:Theaetetus 1125:Simplicius 1115:Pythagoras 1100:Posidonius 1085:Philonides 1045:Nicomachus 1040:Metrodorus 1030:Menaechmus 985:Hipparchus 975:Heliodorus 925:Diophantus 910:Democritus 890:Chrysippus 860:Archimedes 855:Apollonius 825:Anaxagoras 817:(timeline) 746:Influenced 725:Influences 696:Octaeteris 625:Triquetrum 513:Timocharis 498:Theodosius 458:Posidonius 418:Hipparchus 408:Heraclides 348:Aristyllus 333:Apollonius 328:Andronicus 211:References 107:Archimedes 67:Alexandria 1444:Inscribed 1204:Treatises 1195:Zenodorus 1155:Theodorus 1130:Sosigenes 1075:Philolaus 1060:Oenopides 1055:Nicoteles 1050:Nicomedes 1010:Hypsicles 905:Ctesibius 895:Cleomedes 880:Callippus 865:Autolycus 850:Aristotle 830:Anthemius 600:Astrolabe 533:(Ptolemy) 453:Philolaus 443:Oenopides 428:Hypsicles 373:Cleomedes 368:Callippus 358:Autolycus 313:Aglaonice 102:parapegma 2008:Japanese 1993:Egyptian 1936:timeline 1924:timeline 1912:timeline 1907:geometry 1900:timeline 1895:calculus 1888:timeline 1876:timeline 1579:Elements 1425:Concepts 1387:Problems 1360:Spherics 1350:Spherics 1315:(Euclid) 1261:(Euclid) 1258:Elements 1251:(Euclid) 1212:Almagest 1120:Serenus 1095:Porphyry 1035:Menelaus 990:Hippasus 965:Eutocius 940:Domninus 835:Archytas 701:Solstice 634:Concepts 530:Almagest 473:Seleucus 433:Menelaus 393:Euctemon 165:Namesake 127:Catullus 96:Almagest 31:ὁ Σάμιος 1988:Chinese 1943:numbers 1871:algebra 1799:Related 1773:Centers 1569:Results 1439:Central 1110:Ptolemy 1105:Proclus 1070:Perseus 1025:Marinus 1005:Hypatia 995:Hippias 970:Geminus 960:Eudoxus 950:Eudemus 920:Diocles 605:Dioptra 468:Pytheas 463:Ptolemy 413:Hicetas 403:Geminus 398:Eudoxus 353:Attalus 318:Agrippa 91:Ptolemy 2003:Indian 1780:Cyrene 1312:Optics 1231:Conics 1150:Theano 1140:Thales 1135:Sporus 1080:Philon 1065:Pappus 955:Euclid 885:Carpus 875:Bryson 716:Zodiac 666:Equant 615:Gnomon 493:Thales 488:Strabo 338:Aratus 223:3:391. 192:(1975) 155:Conics 139:Pappus 1998:Incan 1919:logic 1695:Other 1463:Chord 1456:Axiom 1434:Angle 1090:Plato 980:Heron 900:Conon 522:Works 438:Meton 383:Conon 63:Ionia 59:Samos 29:Κόνων 24:Greek 1960:list 1248:Data 1020:Leon 870:Bion 363:Bion 41:and 1862:by 1576:In 93:'s 2060:: 258:, 252:, 248:, 229:, 69:, 61:, 49:. 33:, 26:: 797:e 790:t 783:v 289:e 282:t 275:v 22:(

Index

Greek
Κόνων
Greek astronomer
mathematician
Coma Berenices
Samos
Ionia
Alexandria
Ptolemaic Egypt
Ptolemy III Euergetes
Coma Berenices
Berenice II
Third Syrian War
Ptolemy
Almagest
parapegma
Archimedes
Catullus
Pappus
spiral of Archimedes
Apollonius of Perga
conic sections
Thrasydaeus
Conon (crater)
Otto E. Neugebauer
Ivor Bulmer-Thomas
Ivor Bulmer-Thomas
Otto E. Neugebauer
Robertson, Edmund F.
"Conon of Samos"

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