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7776 Takeishi

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Veres, Peter; Jedicke, Robert; Fitzsimmons, Alan; Denneau, Larry; Granvik, Mikael; Bolin, Bryce; et al. (November 2015). "Absolute magnitudes and slope parameters for 250,000 asteroids observed by Pan-STARRS PS1 - Preliminary results".
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Masiero, Joseph R.; Mainzer, A. K.; Grav, T.; Bauer, J. M.; Cutri, R. M.; Dailey, J.; et al. (November 2011). "Main Belt Asteroids with WISE/NEOWISE. I. Preliminary Albedos and Diameters".
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Mainzer, A.; Grav, T.; Masiero, J.; Hand, E.; Bauer, J.; Tholen, D.; et al. (November 2011). "NEOWISE Studies of Spectrophotometrically Classified Asteroids: Preliminary Results".
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assumes a standard albedo for a stony asteroid of 0.20, and calculates a diameter of 7.46 kilometers based on an
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Nugent, C. R.; Mainzer, A.; Bauer, J.; Cutri, R. M.; Kramer, E. A.; Grav, T.; et al. (September 2016).
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of 8.65 and 8.90 hours, respectively. Both showed a minuscule brightness amplitude of 0.05
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in September 1981, more than 11 years prior to its official discovery observation.
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measures between 5.99 and 6.165 kilometers in diameter and its surface has an
582: 172: 1634: 1524: 1373: 340: 138: 1308: 1454: 601:, as well as by American William Koff at the Antelope Hills Observatory ( 543: 472: 17: 883:"NEOWISE Reactivation Mission Year Two: Asteroid Diameters and Albedos" 630: 716:), Robert A. Koff (2011). Quality code of 1. Summary figures at the 607:) in Colorado. The fragmentary lightcurves gave a poorly determined 1096: 899: 1565: 1011: 951: 673:(born 1950). Between 1975 and 1993, he was a chief editor of the 374: 1377: 1312: 1192:
Discovery Circumstances: Numbered Minor Planets (5001)-(10000)
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of 8.9 hours. It was named after Japanese amateur astronomer
786:"JPL Small-Body Database Browser: 7776 Takeishi (1993 BF)" 1060:"Asteroids and comets rotation curves – (7776) Takeishi" 677:. The official naming citation was published by the 1622: 1564: 1501: 1453: 1411: 431: 416: 385: 360: 326: 319: 307: 295: 285: 273: 258: 246: 236: 224: 214: 201: 187: 159: 129: 106: 91: 79: 74: 66: 54: 42: 37: 703: 701: 665:was named after Japanese amateur astronomer and 847: 845: 932: 930: 928: 1389: 1324: 876: 874: 872: 870: 526:once every 3 years and 5 months (1,240 days; 8: 1053: 1051: 748: 746: 744: 742: 740: 738: 736: 522:asteroid belt at a distance of 1.9–2.6  32: 629:According to the survey carried out by the 1417: 1396: 1382: 1374: 1331: 1317: 1309: 1254: 853:"Asteroid 7776 Takeishi – Proper Elements" 593:observations by French amateur astronomer 1186:Asteroids and comets rotation curves, CdR 1095: 1010: 950: 916: 898: 780: 778: 776: 774: 1681:Astronomical objects discovered in 1993 1661:Minor planet object articles (numbered) 1188:– Observatoire de Genève, Raoul Behrend 732: 697: 992: 990: 988: 986: 822: 820: 818: 816: 814: 812: 810: 808: 806: 647:Collaborative Asteroid Lightcurve Link 31: 830:. Asteroid Lightcurve Database (LCDB) 298:Longitude of ascending node 7: 855:. AstDyS-2, Asteroids – Dynamic Site 1259: 1163:Asteroid Lightcurve Database (LCDB) 635:Wide-field Infrared Survey Explorer 530:of 2.26 AU). Its orbit has an 708:Lightcurve plot of (7776) Takeishi 645:between 0.29 and 0.353, while the 550:begins with first observations as 25: 1202:AstDyS-2, Asteroids—Dynamic Site 1180:Dictionary of Minor Planet Names 828:"LCDB Data for (7776) Takeishi" 710:, Antelope Hills Observatory ( 514:asteroid from the main belt's 475:from the inner regions of the 1: 1671:Discoveries by Takeshi Urata 1114:10.1016/j.icarus.2015.08.007 675:Japan Astronomical Circular 667:discoverer of minor planets 518:. It orbits the Sun in the 310:Argument of perihelion 1697: 1029:10.1088/0004-637X/741/2/90 969:10.1088/0004-637X/741/2/68 918:10.3847/0004-6256/152/3/63 467:, provisional designation 132:Minor planet category 1420: 1405:Small Solar System bodies 1346: 999:The Astrophysical Journal 939:The Astrophysical Journal 790:Jet Propulsion Laboratory 754:"7776 Takeishi (1993 BF)" 458: 249:Orbital period (sidereal) 179: 167: 1172:16 December 2017 at the 887:The Astronomical Journal 788:(2017-05-01 last obs.). 589:have been obtained from 562:Physical characteristics 503:Orbit and classification 434:Absolute magnitude  321:Physical characteristics 109:Alternative designations 1340:Minor planets navigator 1251:JPL Small-Body Database 363:Synodic rotation period 161:Orbital characteristics 1530:Trans-Neptunian object 1215:Observation prediction 487:in Japan. The assumed 485:Nihondaira Observatory 1194:– Minor Planet Center 1136:"MPC/MPO/MPS Archive" 681:on 14 December 1997 ( 569:is an assumed, stony 556:Anderson Mesa Station 516:background population 181:Uncertainty parameter 102:(Japanese astronomer) 1666:Background asteroids 1503:Distant minor planet 1062:. Geneva Observatory 542:with respect to the 82:MPC designation 1676:Named minor planets 1302:Physical parameters 1140:Minor Planet Center 1106:2015Icar..261...34V 1021:2011ApJ...741...90M 961:2011ApJ...741...68M 909:2016AJ....152...63N 758:Minor Planet Center 679:Minor Planet Center 625:Diameter and albedo 67:Discovery date 56:Discovery site 34: 1239:Observational info 651:absolute magnitude 633:mission of NASA's 599:Laurent Bernasconi 471:, is a background 44:Discovered by 1648: 1647: 1560: 1559: 1445:Meanings of names 1371: 1370: 671:Masanori Takeishi 497:Masanori Takeishi 462: 461: 281:0° 17 25.08 / day 254:3.40 yr (1,240 d) 98:Masanori Takeishi 16:(Redirected from 1688: 1418: 1398: 1391: 1384: 1375: 1333: 1326: 1319: 1310: 1294:Orbital elements 1258: 1151: 1150: 1148: 1146: 1132: 1126: 1125: 1099: 1078: 1072: 1071: 1069: 1067: 1058:Behrend, Raoul. 1055: 1046: 1040: 1014: 994: 981: 980: 954: 934: 923: 922: 920: 902: 878: 865: 864: 862: 860: 849: 840: 839: 837: 835: 824: 801: 800: 798: 796: 782: 769: 768: 766: 764: 750: 721: 715: 705: 687: 620: 606: 553: 470: 452: 450: 412: 410: 404: 402: 395: 388:Geometric albedo 381: 377: 372: 355: 351: 349: 343: 338: 150: 125: 38:Discovery  35: 21: 1696: 1695: 1691: 1690: 1689: 1687: 1686: 1685: 1651: 1650: 1649: 1644: 1618: 1556: 1497: 1449: 1407: 1402: 1372: 1367: 1342: 1337: 1231:Proper elements 1174:Wayback Machine 1159: 1154: 1144: 1142: 1134: 1133: 1129: 1080: 1079: 1075: 1065: 1063: 1057: 1056: 1049: 996: 995: 984: 936: 935: 926: 880: 879: 868: 858: 856: 851: 850: 843: 833: 831: 826: 825: 804: 794: 792: 784: 783: 772: 762: 760: 752: 751: 734: 730: 725: 724: 711: 706: 699: 694: 682: 659: 627: 616: 609:rotation period 602: 595:Pierre Antonini 581:Two rotational 579: 577:Rotation period 571:S-type asteroid 564: 551: 548:observation arc 534:of 0.16 and an 528:semi-major axis 505: 493:rotation period 489:S-type asteroid 468: 453: 448: 446: 445: 443: 439: 421: 408: 406: 405: 400: 398: 397: 393: 390: 379: 378: 370: 368: 365: 353: 352: 347: 345: 344: 336: 334: 331: 312: 300: 278: 263: 251: 229: 227:Semi-major axis 189:Observation arc 171:23 March 2018 ( 151: 137: 134: 124: 120: 119: 111: 101: 94: 87:(7776) Takeishi 84: 70:20 January 1993 61:Nihondaira Obs. 28: 23: 22: 15: 12: 11: 5: 1694: 1692: 1684: 1683: 1678: 1673: 1668: 1663: 1653: 1652: 1646: 1645: 1643: 1642: 1637: 1632: 1626: 1624: 1620: 1619: 1617: 1616: 1611: 1606: 1604:Near-parabolic 1601: 1596: 1591: 1586: 1581: 1576: 1570: 1568: 1562: 1561: 1558: 1557: 1555: 1554: 1553: 1552: 1550:Scattered disc 1547: 1542: 1537: 1527: 1522: 1521: 1520: 1518:Neptune trojan 1515: 1507: 1505: 1499: 1498: 1496: 1495: 1493:Spectral types 1490: 1485: 1483:Jupiter trojan 1480: 1475: 1470: 1465: 1459: 1457: 1451: 1450: 1448: 1447: 1442: 1437: 1432: 1427: 1421: 1415: 1409: 1408: 1403: 1401: 1400: 1393: 1386: 1378: 1369: 1368: 1366: 1365: 1363:7777 Consadole 1360: 1353: 1347: 1344: 1343: 1338: 1336: 1335: 1328: 1321: 1313: 1307: 1306: 1305: 1304: 1262:Close approach 1243: 1242: 1241: 1195: 1189: 1183: 1182:, Google books 1177: 1165:, query form ( 1158: 1157:External links 1155: 1153: 1152: 1127: 1073: 1047: 982: 924: 866: 841: 802: 770: 731: 729: 726: 723: 722: 696: 695: 693: 690: 658: 655: 626: 623: 578: 575: 563: 560: 504: 501: 460: 459: 456: 455: 440: 432: 429: 428: 422: 417: 414: 413: 391: 386: 383: 382: 366: 361: 358: 357: 332: 327: 324: 323: 317: 316: 313: 308: 305: 304: 301: 296: 293: 292: 289: 283: 282: 279: 274: 271: 270: 264: 259: 256: 255: 252: 247: 244: 243: 240: 234: 233: 230: 225: 222: 221: 218: 212: 211: 205: 199: 198: 191: 185: 184: 177: 176: 165: 164: 157: 156: 135: 130: 127: 126: 122: 112: 107: 104: 103: 95: 92: 89: 88: 85: 80: 77: 76: 72: 71: 68: 64: 63: 58: 52: 51: 46: 40: 39: 26: 24: 14: 13: 10: 9: 6: 4: 3: 2: 1693: 1682: 1679: 1677: 1674: 1672: 1669: 1667: 1664: 1662: 1659: 1658: 1656: 1641: 1638: 1636: 1633: 1631: 1628: 1627: 1625: 1621: 1615: 1612: 1610: 1607: 1605: 1602: 1600: 1597: 1595: 1592: 1590: 1587: 1585: 1582: 1580: 1577: 1575: 1572: 1571: 1569: 1567: 1563: 1551: 1548: 1546: 1543: 1541: 1538: 1536: 1533: 1532: 1531: 1528: 1526: 1523: 1519: 1516: 1514: 1511: 1510: 1509: 1508: 1506: 1504: 1500: 1494: 1491: 1489: 1486: 1484: 1481: 1479: 1476: 1474: 1473:Asteroid belt 1471: 1469: 1468:Aten asteroid 1466: 1464: 1461: 1460: 1458: 1456: 1452: 1446: 1443: 1441: 1438: 1436: 1433: 1431: 1428: 1426: 1423: 1422: 1419: 1416: 1414: 1413:Minor planets 1410: 1406: 1399: 1394: 1392: 1387: 1385: 1380: 1379: 1376: 1364: 1361: 1359: 1358: 1357:7776 Takeishi 1354: 1352: 1349: 1348: 1345: 1341: 1334: 1329: 1327: 1322: 1320: 1315: 1314: 1311: 1303: 1299: 1295: 1291: 1287: 1286:Orbit diagram 1283: 1279: 1275: 1271: 1267: 1263: 1260: 1257: 1253: 1252: 1247: 1246:7776 Takeishi 1244: 1240: 1236: 1232: 1228: 1224: 1220: 1216: 1212: 1208: 1205: 1204: 1203: 1199: 1198:7776 Takeishi 1196: 1193: 1190: 1187: 1184: 1181: 1178: 1175: 1171: 1168: 1164: 1161: 1160: 1156: 1141: 1137: 1131: 1128: 1123: 1119: 1115: 1111: 1107: 1103: 1098: 1093: 1089: 1085: 1077: 1074: 1061: 1054: 1052: 1048: 1044: 1038: 1034: 1030: 1026: 1022: 1018: 1013: 1008: 1004: 1000: 993: 991: 989: 987: 983: 978: 974: 970: 966: 962: 958: 953: 948: 944: 940: 933: 931: 929: 925: 919: 914: 910: 906: 901: 896: 892: 888: 884: 877: 875: 873: 871: 867: 854: 848: 846: 842: 829: 823: 821: 819: 817: 815: 813: 811: 809: 807: 803: 791: 787: 781: 779: 777: 775: 771: 759: 755: 749: 747: 745: 743: 741: 739: 737: 733: 727: 719: 714: 709: 704: 702: 698: 691: 689: 685: 680: 676: 672: 668: 664: 656: 654: 652: 648: 644: 640: 636: 632: 624: 622: 619: 614: 610: 605: 600: 596: 592: 588: 584: 576: 574: 572: 568: 561: 559: 557: 549: 546:. The body's 545: 541: 537: 533: 529: 525: 521: 517: 513: 509: 502: 500: 498: 494: 490: 486: 482: 481:Takeshi Urata 478: 477:asteroid belt 474: 466: 465:7776 Takeishi 457: 441: 438: 437: 430: 426: 423: 420: 419:Spectral type 415: 392: 389: 384: 376: 367: 364: 359: 350:0.135 km 342: 333: 330: 329:Mean diameter 325: 322: 318: 314: 311: 306: 302: 299: 294: 290: 288: 284: 280: 277: 272: 269: 265: 262: 257: 253: 250: 245: 241: 239: 235: 231: 228: 223: 219: 217: 213: 210: 206: 204: 200: 196: 192: 190: 186: 182: 178: 174: 170: 166: 162: 158: 154: 148: 144: 141:   140: 136: 133: 128: 117: 114:1993 BF  113: 110: 105: 99: 96: 90: 86: 83: 78: 73: 69: 65: 62: 59: 57: 53: 50: 47: 45: 41: 36: 33:7776 Takeishi 30: 19: 1640:Space debris 1355: 1297: 1289: 1281: 1273: 1265: 1249: 1234: 1226: 1223:Orbital info 1218: 1210: 1201: 1143:. Retrieved 1139: 1130: 1087: 1083: 1076: 1064:. Retrieved 1002: 998: 942: 938: 890: 886: 857:. Retrieved 832:. Retrieved 793:. Retrieved 761:. Retrieved 757: 674: 663:minor planet 660: 646: 638: 628: 586: 580: 566: 565: 532:eccentricity 507: 506: 464: 463: 435: 356:(calculated) 354:7.46 km 261:Mean anomaly 238:Eccentricity 142: 118: 1981 RJ 115: 75:Designations 29: 1630:Cosmic dust 1594:Long-period 1584:Halley-type 1540:Kuiper belt 1425:Designation 1351:7775 Taiko 591:photometric 583:lightcurves 536:inclination 380:8.90 h 287:Inclination 276:Mean motion 93:Named after 1655:Categories 1635:Meteoroids 1614:Sungrazing 1589:Hyperbolic 1545:Oort cloud 1488:Near-Earth 1097:1506.00762 900:1606.08923 859:29 October 728:References 373:0.03  339:1.19  216:Perihelion 197:(13,023 d) 175:2458200.5) 153:background 1525:Damocloid 1278:Ephemeris 1270:Discovery 1207:Ephemeris 1090:: 34–47. 1012:1109.6407 1005:(2): 25. 977:118745497 952:1109.4096 945:(2): 20. 893:(3): 12. 653:of 13.0. 613:magnitude 510:is a non- 427:(assumed) 396:(assumed) 232:2.2590 AU 220:1.9042 AU 139:main-belt 1609:Periodic 1535:Detached 1455:Asteroid 1170:Archived 1122:53493339 1037:35447010 639:Takeishi 587:Takeishi 567:Takeishi 544:ecliptic 508:Takeishi 473:asteroid 203:Aphelion 149:)  49:T. Urata 27:Asteroid 18:Takeishi 1574:Extinct 1513:Centaur 1248:at the 1102:Bibcode 1043:catalog 1017:Bibcode 957:Bibcode 905:Bibcode 631:NEOWISE 552:1981 RJ 483:at the 469:1993 BF 315:39.968° 303:309.46° 291:9.4908° 207:2.6137 163:  155:  121:1995 UM 100:  1566:Comets 1478:Family 1463:Active 1430:Groups 1298:· 1296:  1290:· 1288:  1282:· 1280:  1274:· 1272:  1266:· 1264:  1235:· 1233:  1227:· 1225:  1219:· 1217:  1211:· 1209:  1120:  1084:Icarus 1035:  975:  684:M.P.C. 657:Naming 643:albedo 512:family 491:has a 266:258.36 242:0.1571 193:35.66 145: ( 143:· 116:· 1623:Other 1579:Great 1300: 1292: 1284: 1276: 1268: 1237: 1229: 1221: 1213: 1145:3 May 1118:S2CID 1092:arXiv 1066:3 May 1033:S2CID 1007:arXiv 973:S2CID 947:arXiv 895:arXiv 834:3 May 795:3 May 763:3 May 692:Notes 686:31027 661:This 618:U=1/1 520:inner 454:13.34 447:13.18 411:0.051 407:0.353 346:6.165 169:Epoch 147:inner 1599:Lost 1440:Moon 1435:List 1167:info 1147:2018 1068:2018 861:2019 836:2018 797:2018 765:2018 718:LCDB 597:and 538:of 9 451:0.27 444:13.0 442:12.8 403:0.13 399:0.29 394:0.20 369:8.65 335:5.99 1200:at 1110:doi 1088:261 1025:doi 1003:741 965:doi 943:741 913:doi 891:152 713:H09 688:). 621:). 604:H09 585:of 554:at 436:(H) 1657:: 1138:. 1116:. 1108:. 1100:. 1086:. 1050:^ 1031:. 1023:. 1015:. 1001:. 985:^ 971:. 963:. 955:. 941:. 927:^ 911:. 903:. 889:. 885:. 869:^ 844:^ 805:^ 773:^ 756:. 735:^ 700:^ 669:, 637:, 573:. 524:AU 499:. 341:km 209:AU 195:yr 173:JD 1397:e 1390:t 1383:v 1332:e 1325:t 1318:v 1176:) 1149:. 1124:. 1112:: 1104:: 1094:: 1070:. 1045:) 1041:( 1039:. 1027:: 1019:: 1009:: 979:. 967:: 959:: 949:: 921:. 915:: 907:: 897:: 863:. 838:. 799:. 767:. 720:. 615:( 540:° 449:± 425:S 409:± 401:± 375:h 371:± 348:± 337:± 268:° 183:0 123:4 20:)

Index

Takeishi
Discovered by
T. Urata
Discovery site
Nihondaira Obs.
MPC designation
Masanori Takeishi
Alternative designations
Minor planet category
main-belt
inner
background
Orbital characteristics
Epoch
JD
Uncertainty parameter
Observation arc
yr
Aphelion
AU
Perihelion
Semi-major axis
Eccentricity
Orbital period (sidereal)
Mean anomaly
°
Mean motion
Inclination
Longitude of ascending node
Argument of perihelion

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