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354 Eleonora

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with a period of 13.623 hours. The data was used to construct a model for the asteroid, revealing it to be a regular-shaped object, spinning about a pole with ecliptic coordinates (β, λ) = (+20°, 356°), although this is with an accuracy of only ±10°. The ratio of the major to minor axes lengths is
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P. Vernazza et al. (2021) VLT/SPHERE imaging survey of the largest main-belt asteroids: Final results and synthesis.
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and has an estimated size of 154.34 km. The spectrum of 354 Eleonora reveals the strong presence of the mineral
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Kaasalainen, M.; et al. (October 2002), "Models of Twenty Asteroids from Photometric Data",
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Burbine, T. H.; et al. (July 2000), "The Nature of Olivine Asteroids",
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Fienga, A.; Avdellidou, C.; Hanuš, J. (February 2020).
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This article about an S-type asteroid native to the
89: 1306: 1248: 1185: 1137: 1095: 692:Carry, B. (December 2012), "Density of asteroids", 506: 492: 472: 452: 423: 383: 346: 329: 322: 310: 298: 288: 276: 261: 241: 231: 219: 209: 191: 181: 154: 144: 130: 118: 98: 77: 65: 60: 52: 40: 35: 592: 571:, such as in 1968 and 2010, Eleonora can reach an 757:Monthly Notices of the Royal Astronomical Society 746: 744: 742: 1379: 1073: 1008: 556:roughly equal to 1.2. It is classified as an 537:that was discovered by the French astronomer 8: 21: 687: 685: 683: 681: 1386: 1372: 1101: 1080: 1066: 1058: 1015: 1001: 993: 938: 564:, a relative rarity in the asteroid belt. 27: 862: 768: 705: 1435:Astronomical objects discovered in 1893 1405:Minor planet object articles (numbered) 584: 20: 667: 665: 663: 661: 659: 628: 626: 624: 622: 551:observations of this asteroid gave a 301:Longitude of ascending node 7: 1340: 1338: 613:participating institution membership 943: 847:Meteoritics & Planetary Science 1358:. You can help Knowledge (XXG) by 864:10.1111/j.1945-5100.2000.tb01796.x 14: 227:2.79777 AU (418.540 Gm) 215:2.47676 AU (370.518 Gm) 1342: 886:AstDyS-2, Asteroids—Dynamic Site 82: 1440:S-type main-belt-asteroid stubs 1415:Discoveries by Auguste Charlois 785:"Numbered Minor Planets 1–5000" 639:JPL Small-Body Database Browser 849:, vol. 35, pp. A35, 643:NASA Jet Propulsion Laboratory 1: 673:Astronomy & Astrophysics 694:Planetary and Space Science 313:Argument of perihelion 1456: 1337: 133:Minor planet category 1430:Sl-type asteroids (SMASS) 1425:S-type asteroids (Tholen) 1104: 1089:Small Solar System bodies 1030: 791:, IAU Minor Planet center 724:10.1016/j.pss.2012.03.009 600:Oxford English Dictionary 521: 244:Orbital period (sidereal) 173: 161: 26: 541:on January 17, 1893, in 509:Absolute magnitude  448:3.602 ± 0.754/0.701 g/cm 324:Physical characteristics 121:Alternative designations 1024:Minor planets navigator 935:JPL Small-Body Database 855:2000M&PSA..35R..35B 789:Discovery Circumstances 716:2012P&SS...73...98C 605:Oxford University Press 455:Synodic rotation period 156:Orbital characteristics 1214:Trans-Neptunian object 899:Observation prediction 832:10.1006/icar.2002.6907 770:10.1093/mnras/stz3407 414:(6.236 ± 1.305/1.214) 175:Uncertainty parameter 1410:Background asteroids 1187:Distant minor planet 633:Yeomans, Donald K., 68:MPC designation 1420:Named minor planets 1035:353 Ruperto-Carola 986:Physical parameters 824:2002Icar..159..369K 603:(Online ed.). 187:123.16 yr (44983 d) 53:Discovery date 23: 923:Observational info 573:apparent magnitude 530:is a large, stony 284:0° 12 38.196 / day 42:Discovered by 16:Main-belt asteroid 1367: 1366: 1332: 1331: 1244: 1243: 1129:Meanings of names 1055: 1054: 611:(Subscription or 567:During favorable 525: 524: 1447: 1388: 1381: 1374: 1346: 1339: 1102: 1082: 1075: 1068: 1059: 1017: 1010: 1003: 994: 978:Orbital elements 942: 869: 868: 866: 842: 836: 835: 807: 801: 800: 798: 796: 781: 775: 774: 772: 748: 737: 735: 709: 689: 676: 669: 654: 653: 651: 649: 630: 617: 616: 608: 596: 589: 539:Auguste Charlois 488: 486: 475:Geometric albedo 446: 444: 438: 436: 419: 417: 411: 409: 405: 399: 397: 393: 379: 374: 368: 366: 360: 358: 342: 340: 114: 113: 110: 109: 106: 103: 100: 97: 94: 91: 88: 47:Auguste Charlois 31: 24: 1455: 1454: 1450: 1449: 1448: 1446: 1445: 1444: 1395: 1394: 1393: 1392: 1335: 1333: 1328: 1302: 1240: 1181: 1133: 1091: 1086: 1056: 1051: 1026: 1021: 915:Proper elements 878: 873: 872: 844: 843: 839: 809: 808: 804: 794: 792: 783: 782: 778: 750: 749: 740: 691: 690: 679: 670: 657: 647: 645: 632: 631: 620: 610: 591: 590: 586: 581: 558:S-type asteroid 514: 497: 484: 482: 481: 477: 457: 447: 442: 440: 439: 434: 432: 429: 415: 413: 412: 407: 403: 401: 400: 395: 391: 389: 372: 370: 369: 364: 362: 361: 356: 354: 351: 338: 336: 315: 303: 281: 266: 246: 224: 222:Semi-major axis 183:Observation arc 135: 123: 85: 81: 70: 56:17 January 1893 17: 12: 11: 5: 1453: 1451: 1443: 1442: 1437: 1432: 1427: 1422: 1417: 1412: 1407: 1397: 1396: 1391: 1390: 1383: 1376: 1368: 1365: 1364: 1347: 1330: 1329: 1327: 1326: 1321: 1316: 1310: 1308: 1304: 1303: 1301: 1300: 1295: 1290: 1288:Near-parabolic 1285: 1280: 1275: 1270: 1265: 1260: 1254: 1252: 1246: 1245: 1242: 1241: 1239: 1238: 1237: 1236: 1234:Scattered disc 1231: 1226: 1221: 1211: 1206: 1205: 1204: 1202:Neptune trojan 1199: 1191: 1189: 1183: 1182: 1180: 1179: 1177:Spectral types 1174: 1169: 1167:Jupiter trojan 1164: 1159: 1154: 1149: 1143: 1141: 1135: 1134: 1132: 1131: 1126: 1121: 1116: 1111: 1105: 1099: 1093: 1092: 1087: 1085: 1084: 1077: 1070: 1062: 1053: 1052: 1050: 1049: 1044: 1037: 1031: 1028: 1027: 1022: 1020: 1019: 1012: 1005: 997: 991: 990: 989: 988: 946:Close approach 927: 926: 925: 877: 876:External links 874: 871: 870: 837: 818:(2): 369–395, 802: 776: 738: 677: 655: 635:"354 Eleonora" 618: 583: 582: 580: 577: 523: 522: 519: 518: 515: 507: 504: 503: 498: 493: 490: 489: 478: 473: 470: 469: 458: 453: 450: 449: 445:1.39 g/cm 437:1.14 g/cm 430: 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1194: 1193: 1192: 1190: 1188: 1184: 1178: 1175: 1173: 1170: 1168: 1165: 1163: 1160: 1158: 1157:Asteroid belt 1155: 1153: 1152:Aten asteroid 1150: 1148: 1145: 1144: 1142: 1140: 1136: 1130: 1127: 1125: 1122: 1120: 1117: 1115: 1112: 1110: 1107: 1106: 1103: 1100: 1098: 1097:Minor planets 1094: 1090: 1083: 1078: 1076: 1071: 1069: 1064: 1063: 1060: 1048: 1047:355 Gabriella 1045: 1043: 1042: 1038: 1036: 1033: 1032: 1029: 1025: 1018: 1013: 1011: 1006: 1004: 999: 998: 995: 987: 983: 979: 975: 971: 970:Orbit diagram 967: 963: 959: 955: 951: 947: 944: 941: 937: 936: 931: 928: 924: 920: 916: 912: 908: 904: 900: 896: 892: 889: 888: 887: 883: 880: 879: 875: 865: 860: 856: 852: 848: 841: 838: 833: 829: 825: 821: 817: 813: 806: 803: 790: 786: 780: 777: 771: 766: 762: 758: 754: 747: 745: 743: 739: 733: 729: 725: 721: 717: 713: 708: 703: 700:(1): 98–118, 699: 695: 688: 686: 684: 682: 678: 674: 668: 666: 664: 662: 660: 656: 644: 640: 636: 629: 627: 625: 623: 619: 614: 606: 602: 601: 595: 588: 585: 578: 576: 574: 570: 565: 563: 559: 554: 550: 546: 544: 540: 536: 533: 529: 520: 516: 513: 512: 505: 502: 499: 496: 495:Spectral type 491: 479: 476: 471: 467: 464:(0.1782  463: 459: 456: 451: 431: 428: 422: 388: 386: 382: 378: 353: 350: 349:Mean diameter 345: 334: 332: 328: 325: 321: 317: 314: 309: 305: 302: 297: 293: 291: 287: 283: 280: 275: 272: 268: 265: 260: 256: 252: 248: 245: 240: 236: 234: 230: 226: 223: 218: 214: 212: 208: 204: 201:(466.57  200: 196: 194: 190: 186: 184: 180: 176: 172: 168: 164: 160: 157: 153: 149: 147: 143: 140: 137: 134: 129: 125: 122: 117: 112: 80: 78:Pronunciation 76: 72: 69: 64: 59: 55: 51: 48: 45: 43: 39: 34: 30: 25: 19: 1360:expanding it 1349: 1334: 1324:Space debris 1041:354 Eleonora 1039: 981: 973: 965: 957: 949: 933: 930:354 Eleonora 918: 910: 907:Orbital info 902: 894: 885: 882:354 Eleonora 846: 840: 815: 811: 805: 793:, retrieved 788: 779: 760: 756: 736:See Table 1. 697: 693: 672: 646:, retrieved 638: 598: 587: 566: 547: 528:354 Eleonora 527: 526: 510: 264:Mean anomaly 233:Eccentricity 197:3.1188  61:Designations 22:354 Eleonora 18: 1314:Cosmic dust 1278:Long-period 1268:Halley-type 1224:Kuiper belt 1109:Designation 569:oppositions 553:light curve 549:Photometric 460:4.277  375:0.425  367:5.6 km 290:Inclination 279:Mean motion 1399:Categories 1319:Meteoroids 1298:Sungrazing 1273:Hyperbolic 1229:Oort cloud 1172:Near-Earth 615:required.) 594:"Eleonora" 579:References 575:of +9.31. 410:10 kg 398:10 kg 331:Dimensions 211:Perihelion 169:2457600.5) 150:Eleonorian 146:Adjectives 1209:Damocloid 962:Ephemeris 954:Discovery 891:Ephemeris 732:119226456 707:1203.4336 532:main-belt 359:3 km 139:Main belt 36:Discovery 1293:Periodic 1219:Detached 1139:Asteroid 535:asteroid 253:(1709.3 193:Aphelion 1258:Extinct 1197:Centaur 932:at the 851:Bibcode 820:Bibcode 795:7 April 712:Bibcode 675:54, A56 562:olivine 427:density 371:148.970 318:5.5215° 306:140.37° 294:18.403° 269:123.762 237:0.11474 1250:Comets 1162:Family 1147:Active 1114:Groups 982:· 980:  974:· 972:  966:· 964:  958:· 956:  950:· 948:  919:· 917:  911:· 909:  903:· 901:  895:· 893:  812:Icarus 730:  648:11 May 335:c/a = 126:1893 A 1354:is a 1307:Other 1263:Great 984: 976: 968: 960: 952: 921: 913: 905: 897: 763:(1). 728:S2CID 702:arXiv 609: 487:0.052 483:0.201 480:0.172 425:Mean 418:10 kg 406:2.57) 402:(7.18 363:154.3 249:4.68 163:Epoch 1356:stub 1283:Lost 1124:Moon 1119:List 797:2013 650:2016 543:Nice 517:6.15 441:3.73 433:3.18 394:2.7) 390:(7.5 385:Mass 341:0.08 337:0.75 884:at 859:doi 828:doi 816:159 765:doi 761:492 720:doi 511:(H) 355:165 105:ɔːr 1401:: 857:, 826:, 814:, 787:, 759:. 755:. 741:^ 726:, 718:, 710:, 698:73 696:, 680:^ 658:^ 641:, 637:, 621:^ 597:. 545:. 377:km 251:yr 203:Gm 199:AU 167:JD 1387:e 1380:t 1373:v 1362:. 1081:e 1074:t 1067:v 1016:e 1009:t 1002:v 867:. 861:: 853:: 834:. 830:: 822:: 799:. 773:. 767:: 734:. 722:: 714:: 704:: 652:. 607:. 501:S 485:± 468:) 466:d 462:h 443:± 435:± 416:× 408:× 404:± 396:× 392:± 373:± 365:± 357:± 339:± 271:° 257:) 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Index


Discovered by
Auguste Charlois
MPC designation
/ɛliəˈnɔːrə/
Alternative designations
Minor planet category
Main belt
Adjectives
Orbital characteristics
Epoch
JD
Uncertainty parameter
Observation arc
Aphelion
AU
Gm
Perihelion
Semi-major axis
Eccentricity
Orbital period (sidereal)
yr
d
Mean anomaly
°
Mean motion
Inclination
Longitude of ascending node
Argument of perihelion
Physical characteristics

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