Knowledge (XXG)

Cupid (moon)

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1598: 1113: 1592: 1604: 34: 462:. Despite this, it has the least stable orbit of Uranus's inner moons—it is likely to collide with Belinda in the next 100,000–10 million years, due to resonance interactions that cause the smaller Cupid to drift into a more dangerous orbit over this timescale. 2199: 120: 1524: 2265: 1517: 2001: 1149: 1474: 1447: 1413: 1510: 1425: 937: 2270: 1396: 1442: 634:
French, Robert S.; Showalter, Mark R. (August 2012). "Cupid is doomed: An analysis of the stability of the inner uranian satellites".
794: 46: 437:), crudely estimated to be only about 18 km in diameter. This and the dark surface made it too dim to be detected by the 181: 1142: 1597: 2007: 2214: 1612: 1545: 2260: 2239: 1135: 1073: 947: 459: 571:Ćuk, Matija; French, Robert S.; Showalter, Mark R.; Tiscareno, Matthew S.; Moutamid, Maryame El (2022-07-16). 344: 245: 417: 1001: 1968: 766: 830: 787: 703: 653: 524: 350: 192: 2219: 1768: 1717: 987: 421: 217: 2016: 1910: 970: 960: 669: 643: 584: 550: 2168: 1959: 1663: 1643: 1533: 1452: 1098: 1078: 1054: 835: 814: 711: 604: 542: 409: 227: 51: 1896: 1879: 1710: 1581: 1566: 1457: 1406: 1401: 1376: 1336: 1211: 906: 840: 661: 594: 532: 413: 173: 128: 90: 55: 2224: 2178: 2128: 2058: 2038: 1861: 1653: 1648: 1633: 1576: 1571: 1467: 1462: 1430: 1366: 1356: 1346: 1320: 1226: 1206: 1191: 1186: 1158: 1116: 921: 916: 855: 845: 780: 426: 401: 332: 317: 1502: 707: 691: 657: 528: 2209: 2148: 2138: 2108: 2098: 2083: 1973: 1918: 1782: 1628: 1489: 1484: 1479: 1371: 1361: 1341: 1289: 1282: 1268: 1241: 1236: 1196: 878: 873: 863: 455: 447: 203: 446:
The orbit of Cupid is separated by only 863 km from the orbit of the larger moon
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Cupid is the smallest known inner Uranian satellite (apart from possibly
263: 573:"Cupid is not Doomed Yet: On the Stability of the Inner Moons of Uranus" 1841: 1060: 458:—two Uranian satellites also discovered in 2003—it does not seem to be 303: 33: 1638: 1170: 1067: 803: 405: 385: 369: 274: 232: 589: 468:
Following its discovery, Cupid was given the temporary designation
2153: 1127: 648: 2068: 1556: 284: 1506: 1131: 776: 769: – Hubble Space Telescope news release (25 September 2003) 621:
Showalter & Lissauer (2006), as cited in Ćuk et al. (2022).
513:"The Second Ring-Moon System of Uranus: Discovery and Dynamics" 210: 690:
Showalter, Mark R.; Lissauer, Jack J. (September 25, 2003).
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Hubble Uncovers Smallest Moons Yet Seen Around Uranus
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Showalter, Mark R.; Lissauer, Jack J. (2006-02-17).
146: 137: 108: 102: 2029: 1662: 1611: 1544: 1389: 1329: 1313: 1306: 1260: 1179: 1091: 1047: 1028: 1009: 1000: 946: 930: 899: 892: 854: 823: 378: 368: 356: 342: 330: 315: 300: 283: 273: 261: 243: 238: 226: 216: 201: 191: 179: 172: 143: 119: 93: 84: 74: 69: 61: 45: 40: 1169:Listed in approximately increasing distance from 566: 564: 1518: 1143: 788: 8: 739:"Planet and Satellite Names and Discoverers" 26: 733: 731: 685: 683: 1525: 1511: 1503: 1310: 1150: 1136: 1128: 1006: 896: 795: 781: 773: 32: 647: 598: 588: 536: 443:cameras during its Uranus flyby in 1986. 494:Some account of Shirley and his writings 465:Cupid is at most 500 million years old. 2266:Astronomical objects discovered in 2003 485: 25: 7: 420:. It was named after a character in 743:Gazetteer of Planetary Nomenclature 745:. USGS Astrogeology. July 21, 2006 14: 1602: 1596: 1590: 1112: 1111: 127: 89: 1: 938:Uranus-crossing minor planets 666:10.1016/j.icarus.2012.06.031 2271:Moons with a prograde orbit 692:"S/2003 U 1 and S/2003 U 2" 2287: 492:Gifford & Dyce (1833) 18: 2195: 1588: 1165: 1107: 810: 391: 222:0.1° (to Uranus' equator) 204:Orbital period (sidereal) 31: 2047:: 5268 km / 0.413 Earths 1074:Uranus Orbiter and Probe 600:10.3847/1538-3881/ac745d 577:The Astronomical Journal 472:. It is also designated 239:Physical characteristics 19:Not to be confused with 538:10.1126/science.1122882 408:. It was discovered by 345:Synodic rotation period 174:Orbital characteristics 418:Hubble Space Telescope 2220:Planetary-mass moons 1390:Geological features 988:(472651) 2015 DB216 708:2003IAUC.8209....1S 658:2012Icar..220..911F 529:2006Sci...311..973S 422:William Shakespeare 338:~0.0047–0.0072 km/s 62:Discovery date 28: 2200:Discovery timeline 1534:Natural satellites 416:in 2003 using the 47:Discovered by 2248: 2247: 2048: 1500: 1499: 1385: 1384: 1307:Outer (irregular) 1125: 1124: 1087: 1086: 1079:Uranus Pathfinder 996: 995: 523:(5763): 973–977. 410:Mark R. Showalter 395: 394: 310:0.5–1.2 g/cm 228:Satellite of 52:Mark R. Showalter 2278: 2043: 2022: 2010: 1996: 1982: 1965: 1953: 1946: 1927: 1913: 1899: 1864: 1850: 1836: 1831: 1809: 1804: 1792: 1785: 1771: 1757: 1740: 1723: 1713: 1704: 1690: 1606: 1600: 1594: 1527: 1520: 1513: 1504: 1458:Messina Chasmata 1402:Kachina Chasmata 1311: 1261:Major (spheroid) 1152: 1145: 1138: 1129: 1115: 1114: 1007: 976: 966: 907:William Herschel 897: 797: 790: 783: 774: 754: 753: 751: 750: 735: 726: 725: 723: 722: 687: 678: 677: 651: 631: 622: 619: 613: 612: 602: 592: 568: 559: 558: 540: 508: 497: 490: 414:Jack J. Lissauer 311: 296: 294: 257: 255: 168: 167: 164: 163: 160: 157: 154: 151: 148: 145: 142: 139: 136: 133: 115: 114: 111: 110: 107: 104: 101: 98: 95: 56:Jack J. Lissauer 36: 29: 2286: 2285: 2281: 2280: 2279: 2277: 2276: 2275: 2261:Moons of Uranus 2251: 2250: 2249: 2244: 2210:Irregular moons 2191: 2031: 2025: 2020: 2015: 2006: 1992: 1978: 1963: 1958: 1949: 1942: 1923: 1909: 1895: 1887:Jupiter trojans 1860: 1846: 1834: 1829: 1807: 1802: 1788: 1781: 1767: 1755: 1736: 1721: 1716: 1709: 1700: 1686: 1665: 1658: 1614: 1607: 1601: 1595: 1586: 1547: 1540: 1531: 1501: 1496: 1468:Rousillon Rupes 1381: 1325: 1302: 1256: 1187:Rings of Uranus 1175: 1161: 1159:Moons of Uranus 1156: 1126: 1121: 1103: 1083: 1043: 1024: 992: 975: 971: 965: 961: 942: 926: 922:William Lassell 917:James L. Elliot 888: 850: 819: 806: 801: 763: 758: 757: 748: 746: 737: 736: 729: 720: 718: 689: 688: 681: 633: 632: 625: 620: 616: 570: 569: 562: 510: 509: 500: 491: 487: 482: 427:Timon of Athens 402:inner satellite 361: 347: 335: 333:Escape velocity 323:~0.0013–0.0029 320: 318:Surface gravity 309: 306: 292: 290: 266: 253: 251: 248: 206: 184: 182:Semi-major axis 130: 126: 92: 88: 77: 65:August 25, 2003 24: 17: 12: 11: 5: 2284: 2282: 2274: 2273: 2268: 2263: 2253: 2252: 2246: 2245: 2243: 2242: 2237: 2232: 2227: 2222: 2217: 2212: 2207: 2202: 2196: 2193: 2192: 2190: 2189: 2186: 2181: 2176: 2171: 2166: 2161: 2156: 2151: 2146: 2141: 2136: 2131: 2126: 2121: 2116: 2111: 2106: 2101: 2096: 2091: 2086: 2081: 2076: 2071: 2066: 2061: 2056: 2051: 2050: 2049: 2035: 2033: 2027: 2026: 2024: 2023: 2018: 2013: 2012: 2011: 2002:Gǃkúnǁʼhòmdímà 1999: 1998: 1997: 1985: 1984: 1983: 1971: 1966: 1961: 1956: 1955: 1954: 1947: 1935: 1931: 1930: 1929: 1928: 1916: 1915: 1914: 1902: 1901: 1900: 1888: 1884: 1883: 1877: 1872: 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180: 177: 176: 170: 169: 123: 117: 116: 86: 82: 81: 78: 75: 72: 71: 67: 66: 63: 59: 58: 49: 43: 42: 38: 37: 16:Moon of Uranus 15: 13: 10: 9: 6: 4: 3: 2: 2283: 2272: 2269: 2267: 2264: 2262: 2259: 2258: 2256: 2241: 2238: 2236: 2235:Regular moons 2233: 2231: 2228: 2226: 2223: 2221: 2218: 2216: 2213: 2211: 2208: 2206: 2203: 2201: 2198: 2197: 2194: 2187: 2185: 2182: 2180: 2177: 2175: 2172: 2170: 2167: 2165: 2162: 2160: 2157: 2155: 2152: 2150: 2147: 2145: 2142: 2140: 2137: 2135: 2132: 2130: 2127: 2125: 2122: 2120: 2117: 2115: 2112: 2110: 2107: 2105: 2102: 2100: 2097: 2095: 2092: 2090: 2087: 2085: 2082: 2080: 2077: 2075: 2072: 2070: 2067: 2065: 2062: 2060: 2057: 2055: 2052: 2046: 2042: 2041: 2040: 2037: 2036: 2034: 2028: 2021: 2014: 2009: 2005: 2004: 2003: 2000: 1995: 1991: 1990: 1989: 1986: 1981: 1977: 1976: 1975: 1972: 1970: 1967: 1964: 1957: 1952: 1948: 1945: 1941: 1940: 1939: 1936: 1933: 1932: 1926: 1922: 1921: 1920: 1917: 1912: 1908: 1907: 1906: 1903: 1898: 1894: 1893: 1892: 1889: 1886: 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50: 48: 44: 39: 35: 30: 22: 2240:Trojan moons 2230:Subsatellite 2044: 1769:Petit-Prince 1664:Minor-planet 1613:Dwarf planet 1538:Solar System 1419:Verona Rupes 1295: 1288: 1281: 1274: 1267: 1231: 1066: 1059: 1035: 1021:(1986 flyby) 1016: 747:. Retrieved 742: 719:. Retrieved 699: 696:IAU Circular 695: 639: 635: 617: 580: 576: 520: 516: 493: 488: 474:Uranus XXVII 473: 469: 467: 464: 445: 438: 432: 425: 397: 396: 264:Surface area 193:Eccentricity 80:Uranus XXVII 70:Designations 2205:Inner moons 1911:Skamandrios 1002:Exploration 948:Co-orbitals 856:Major moons 380:Temperature 351:synchronous 256:0.7 km 246:Mean radius 218:Inclination 76:Designation 2255:Categories 1969:Sila–Nunam 1835:Cleoselene 1830:Alexhelios 1808:Gorgoneion 1746:Euphrosyne 1673:Near-Earth 1615:satellites 1548:satellites 1475:Umbrielian 1352:S/2023 U 1 1330:Retrograde 831:Atmosphere 749:2006-08-05 721:2011-11-02 590:2205.14272 480:References 470:S/2003 U 2 359:Axial tilt 295:10 kg 125:Cupidinian 121:Adjectives 21:763 Cupido 2134:Enceladus 2008:Gǃòʼé ǃHú 1919:Eurybates 1897:Menoetius 1891:Patroclus 1880:Dinkinesh 1825:Kleopatra 1728:Main belt 1688:Dimorphos 1546:Planetary 1426:Oberonian 1414:Mirandian 1377:Ferdinand 1337:Francisco 1212:Desdemona 1048:Proposals 1037:Tianwen-4 1018:Voyager 2 900:Discovery 893:Astronomy 841:Dark Spot 824:Geography 716:0081-0304 649:1408.2543 609:1538-3881 583:(2): 38. 460:perturbed 450:. Unlike 440:Voyager 2 291:(1.5–3.5) 279:~3,000 km 269:~1,000 km 187:74,392 km 41:Discovery 2179:Hyperion 2129:Dysnomia 2059:Callisto 2039:Ganymede 1862:Olympias 1732:Kalliope 1702:Squannit 1677:Florence 1649:Gonggong 1644:Makemake 1453:Gertrude 1448:Titanian 1397:Arielian 1367:Prospero 1357:Trinculo 1347:Stephano 1321:Margaret 1314:Prograde 1227:Rosalind 1207:Cressida 1192:Cordelia 1117:Category 555:13240973 547:16373533 424:'s play 2169:Hiʻiaka 2149:Proteus 2139:Miranda 2109:Umbriel 2099:Iapetus 2084:Titania 2045:largest 2032:by size 2017:2013 FY 1974:Salacia 1960:2002 UX 1882:(Selam) 1870:Pulcova 1820:Elektra 1815:Camilla 1798:Minerva 1783:Romulus 1763:Eugenia 1756:Peneius 1718:2001 SN 1711:1994 CC 1682:Didymos 1582:Neptune 1567:Jupiter 1536:of the 1443:Puckian 1407:Yangoor 1372:Setebos 1362:Sycorax 1342:Caliban 1290:Titania 1283:Umbriel 1269:Miranda 1242:Perdita 1237:Belinda 1197:Ophelia 1099:Fiction 1092:Related 1061:OCEANUS 972:2014 YX 962:2011 QF 956:Trojans 931:General 879:Titania 874:Umbriel 864:Miranda 836:Climate 815:Outline 704:Bibcode 674:9708287 654:Bibcode 525:Bibcode 517:Science 496:, p. 46 456:Perdita 448:Belinda 304:density 2225:Naming 2184:Phoebe 2174:Actaea 2164:Nereid 2159:Ilmarë 2124:Tethys 2104:Charon 2094:Oberon 2079:Triton 2074:Europa 2030:Ranked 1994:Ilmarë 1980:Actaea 1905:Hektor 1856:Roxane 1848:Dactyl 1777:Sylvia 1751:Daphne 1696:Moshup 1639:Quaoar 1634:Haumea 1577:Uranus 1572:Saturn 1463:Ursula 1431:Hamlet 1297:Oberon 1222:Portia 1217:Juliet 1202:Bianca 1171:Uranus 1068:ODINUS 1040:(2029) 1029:Future 884:Oberon 804:Uranus 714:  672:  636:Icarus 607:  553:  545:  406:Uranus 400:is an 370:Albedo 275:Volume 233:Uranus 209:0.618 197:0.0013 2154:Mimas 2144:Vanth 2119:Dione 2114:Ariel 2054:Titan 1988:Varda 1944:Hiisi 1938:Lempo 1925:Queta 1875:Balam 1803:Aegis 1790:Remus 1738:Linus 1666:moons 1629:Pluto 1624:Orcus 1557:Earth 1490:Skynd 1485:Vuver 1480:Wunda 1276:Ariel 1232:Cupid 1180:Inner 869:Ariel 846:Rings 702:: 1. 670:S2CID 644:arXiv 585:arXiv 551:S2CID 398:Cupid 302:Mean 27:Cupid 2215:List 2089:Rhea 2069:Moon 1951:Paha 1934:TNOs 1654:Eris 1562:Mars 1247:Puck 1055:MUSE 1010:Past 712:ISSN 700:8209 605:ISSN 543:PMID 454:and 412:and 384:~64 285:Mass 54:and 2188:... 1842:Ida 1720:263 1252:Mab 662:doi 640:220 595:doi 581:164 533:doi 521:311 452:Mab 435:Mab 404:of 325:m/s 252:8.9 135:juː 100:juː 2257:: 2064:Io 2019:27 1962:25 1617:of 1550:of 974:49 964:99 741:. 730:^ 710:. 698:. 694:. 682:^ 668:. 660:. 652:. 638:. 626:^ 603:. 593:. 579:. 575:. 563:^ 549:. 541:. 531:. 519:. 515:. 501:^ 476:. 430:. 1526:e 1519:t 1512:v 1151:e 1144:t 1137:v 796:e 789:t 782:v 752:. 724:. 706:: 676:. 664:: 656:: 646:: 611:. 597:: 587:: 557:. 535:: 527:: 386:K 364:0 293:× 289:~ 254:± 211:d 165:/ 162:n 159:ə 156:i 153:n 150:ɪ 147:d 144:ˈ 141:ɪ 138:p 132:k 129:/ 112:/ 109:d 106:ə 103:p 97:k 94:ˈ 91:/ 23:.

Index

763 Cupido

Discovered by
Mark R. Showalter
Jack J. Lissauer
/ˈkjuːpəd/
Adjectives
/kjuːpɪˈdɪniən/
Orbital characteristics
Semi-major axis
Eccentricity
Orbital period (sidereal)
d
Inclination
Satellite of
Uranus
Mean radius
Surface area
Volume
Mass
density
Surface gravity
m/s
Escape velocity
Synodic rotation period
synchronous
Axial tilt
Albedo
Temperature
K

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