1167:
947:
Masiero, Joseph R.; Grav, T.; Mainzer, A. K.; Nugent, C. R.; Bauer, J. M.; Stevenson, R.; et al. (August 2014). "Main-belt
Asteroids with WISE/NEOWISE: Near-infrared Albedos".
1306:
1241:
1601:
1571:
370:
1581:
646:, one of the most important human endeavors, which is foremost to the industrialization of space. The official naming citation was published by the
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1234:
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716:
531:
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144:
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29:
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1355:
276:
1514:
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1188:
884:
1340:
920:
995:
Nesvorný, D.; Broz, M.; Carruba, V. (December 2014). "Identification and
Dynamical Properties of Asteroid Families".
1504:
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858:
45:
1576:
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71:
1519:
1403:
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627:
434:
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378:
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252:
244:
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698:
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706:
359:
230:
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588:
445:
287:
1141:
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647:
592:
543:
336:
50:
1000:
956:
756:
613:
455:
1196:
1398:
1350:
1026:
827:
715:), indicative of a non-spherical shape. It belongs to the small group of slow rotators with a
711:
580:
258:
218:
1524:
1180:
1172:
1022:
1018:
974:
819:
479:
416:
210:
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674:
617:
584:
572:
527:
523:
440:
238:
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970:
630:
in May 1954, more than 24 years prior to its official discovery observation at
Palomar.
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1204:
1166:
1079:
596:
317:
298:
1083:
978:
1565:
1484:
1383:
1378:
575:
and the largest family of stony asteroids in the main-belt. It orbits the Sun in the
535:
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34:
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1323:
1261:
823:
639:
576:
562:
515:
310:
202:
196:
180:
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1540:
1489:
1450:
752:
539:
325:
38:
755:
of the Flora family – and calculates a diameter of 6.51 kilometers based on an
522:, approximately 6.6 kilometers (4.1 miles) in diameter. The possibly elongated
1509:
1455:
1273:
690:
534:
known to exist. It was discovered on 7 November 1978, by
American astronomers
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390:
186:
131:
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1223:
546:
in
California, and later named "Educatio", the Latin word for
488:
96:
739:
measures 6.59 kilometers in diameter and its surface has an
855:"JPL Small-Body Database Browser: 2440 Educatio (1978 VQ4)"
506:
503:
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482:
114:
111:
105:
90:
1103:
500:
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108:
93:
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of 1561 hours with a high brightness amplitude of 0.80
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23:
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988:
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814:Schmadel, Lutz D. (2007). "(2440) Educatio".
583:once every 3 years and 4 months (1,205 days;
8:
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779:
777:
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773:
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18:
818:. Springer Berlin Heidelberg. p. 199.
727:According to the survey carried out by the
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1004:
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642:was named "Educatio", the Latin word for
879:
877:
875:
579:main-belt at a distance of 1.9–2.6
1602:Astronomical objects discovered in 1978
1572:Minor planet object articles (numbered)
1023:10.2458/azu_uapress_9780816532131-ch016
767:
915:
913:
911:
909:
907:
905:
745:Collaborative Asteroid Lightcurve Link
17:
923:. Asteroid Lightcurve Database (LCDB)
348:Longitude of ascending node
7:
1170:
1080:Asteroid Lightcurve Database (LCDB)
733:Wide-field Infrared Survey Explorer
606:The asteroid was first observed as
587:of 2.22 AU). Its orbit has an
14:
747:an albedo of 0.24 – derived from
681:for members of the Flora family.
1113:AstDyS-2, Asteroids—Dynamic Site
1097:Dictionary of Minor Planet Names
816:Dictionary of Minor Planet Names
677:, which agrees with the overall
530:of 1561 hours and is one of the
478:
86:
1582:Discoveries by Eleanor F. Helin
1074:Lightcurve plot (2440) Educatio
921:"LCDB Data for (2440) Educatio"
620:begins with its observation as
824:10.1007/978-3-540-29925-7_2441
518:from the inner regions of the
1:
1587:Discoveries by Schelte J. Bus
1597:Slow rotating minor planets
979:10.1088/0004-637X/791/2/121
616:in August 1928. The body's
360:Argument of perihelion
1618:
787:"2440 Educatio (1978 VQ4)"
526:has an exceptionally long
181:Minor planet category
1331:
1316:Small Solar System bodies
1257:
949:The Astrophysical Journal
859:Jet Propulsion Laboratory
468:
299:Orbital period (sidereal)
229:
217:
1089:16 December 2017 at the
1076:, Sugerloaf Mt. / Pravec
889:Small Bodies Data Ferret
885:"Asteroid 2440 Educatio"
857:(2018-01-27 last obs.).
661:Physical characteristics
554:Orbit and classification
456:Absolute magnitude
371:Physical characteristics
145:Alternative designations
1251:Minor planets navigator
1162:JPL Small-Body Database
717:period above 1000 hours
628:Goethe Link Observatory
400:Synodic rotation period
211:Orbital characteristics
1441:Trans-Neptunian object
1126:Observation prediction
1105:– Minor Planet Center
1047:"MPC/MPO/MPS Archive"
701:observations, gave a
231:Uncertainty parameter
1414:Distant minor planet
999:. pp. 297–321.
743:of 0.247, while the
667:SMASS classification
650:on 28 January 1983 (
599:with respect to the
72:MPC designation
1592:Named minor planets
1213:Physical parameters
1051:Minor Planet Center
1015:2015aste.book..297N
971:2014ApJ...791..121M
791:Minor Planet Center
723:Diameter and albedo
648:Minor Planet Center
544:Palomar Observatory
57:Discovery date
46:Discovery site
20:
1150:Observational info
757:absolute magnitude
731:mission of NASA's
614:Simeiz Observatory
30:Discovered by
1559:
1558:
1471:
1470:
1356:Meanings of names
1282:
1281:
833:978-3-540-00238-3
472:
471:
331:0° 17 55.68 / day
304:3.30 yr (1,205 d)
1609:
1329:
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1302:
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1237:
1230:
1221:
1205:Orbital elements
1169:
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992:
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838:
837:
811:
802:
801:
799:
797:
783:
714:
697:, obtained from
656:
624:
610:
570:
532:slowest rotators
516:Florian asteroid
513:
512:
509:
508:
505:
502:
499:
496:
493:
490:
487:
484:
449:
428:
426:
417:Geometric albedo
410:
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388:
200:
172:
155:
121:
120:
117:
116:
113:
110:
107:
104:
101:
98:
95:
92:
24:Discovery
21:
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1612:
1611:
1610:
1608:
1607:
1606:
1577:Flora asteroids
1562:
1561:
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1555:
1529:
1467:
1408:
1360:
1318:
1313:
1283:
1278:
1253:
1248:
1142:Proper elements
1091:Wayback Machine
1070:
1065:
1055:
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769:
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725:
710:
703:rotation period
687:
685:Rotation period
675:S-type asteroid
663:
651:
636:
622:
618:observation arc
608:
591:of 0.16 and an
585:semi-major axis
573:asteroid family
566:
556:
528:rotation period
524:S-type asteroid
481:
477:
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424:
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419:
405:
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328:
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277:Semi-major axis
239:Observation arc
221:23 March 2018 (
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77:(2440) Educatio
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60:7 November 1978
37:
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1515:Near-parabolic
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1469:
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1461:Scattered disc
1458:
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1432:
1431:
1429:Neptune trojan
1426:
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1407:
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1404:Spectral types
1401:
1396:
1394:Jupiter trojan
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1173:Close approach
1154:
1153:
1152:
1106:
1100:
1099:, Google books
1094:
1082:, query form (
1077:
1069:
1068:External links
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561:member of the
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1384:Asteroid belt
1382:
1380:
1379:Aten asteroid
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1324:Minor planets
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1268:2440 Educatio
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1262:2439 Ulugbek
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1197:Orbit diagram
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1171:
1168:
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1163:
1158:
1157:2440 Educatio
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1109:2440 Educatio
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1071:
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1032:9780816532131
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689:A rotational
684:
682:
680:
679:spectral type
676:
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569:
564:
560:
553:
551:
549:
545:
541:
537:
536:Eleanor Helin
533:
529:
525:
521:
520:asteroid belt
517:
511:
476:
475:2440 Educatio
467:
463:
460:
459:
452:
447:
442:
439:
436:
435:Spectral type
431:
421:
418:
413:
409:
404:
401:
396:
392:
383:
380:
379:Mean diameter
375:
372:
368:
364:
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177:
165:
162:1954 JK
159:
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146:
141:
137:
133:
130:
124:
119:
84:
82:Pronunciation
80:
76:
73:
68:
63:
59:
55:
52:
49:
47:
43:
40:
36:
33:
31:
27:
22:
19:2440 Educatio
16:
1551:Space debris
1266:
1208:
1200:
1192:
1184:
1176:
1160:
1145:
1137:
1134:Orbital info
1129:
1121:
1112:
1054:. Retrieved
1050:
1041:
997:Asteroids IV
996:
952:
948:
925:. Retrieved
892:. Retrieved
888:
862:. Retrieved
815:
794:. Retrieved
790:
749:8 Flora
744:
736:
726:
694:
688:
670:
664:
640:minor planet
637:
621:
607:
605:
589:eccentricity
563:Flora family
558:
557:
474:
473:
457:
311:Mean anomaly
288:Eccentricity
190:
163:
160: 1928 QH
157:
135:
65:Designations
51:Palomar Obs.
15:
1541:Cosmic dust
1505:Long-period
1495:Halley-type
1451:Kuiper belt
1336:Designation
753:parent body
699:photometric
673:is a stony
593:inclination
571:), a giant
540:Schelte Bus
389:0.128
337:Inclination
326:Mean motion
127:Named after
35:E. F. Helin
1566:Categories
1546:Meteoroids
1525:Sungrazing
1500:Hyperbolic
1456:Oort cloud
1399:Near-Earth
1274:2441 Hibbs
1006:1502.01628
763:References
691:lightcurve
406:1561
266:Perihelion
247:(32,665 d)
225:2458200.5)
1436:Damocloid
1189:Ephemeris
1181:Discovery
1118:Ephemeris
962:1406.6645
955:(2): 11.
759:of 13.1.
707:magnitude
644:Education
548:Education
282:2.2158 AU
270:1.8554 AU
187:main-belt
132:Education
39:S. J. Bus
1520:Periodic
1446:Detached
1366:Asteroid
1087:Archived
737:Educatio
695:Educatio
671:Educatio
601:ecliptic
559:Educatio
446:SMASS-II
253:Aphelion
136:ēducātio
1485:Extinct
1424:Centaur
1159:at the
1056:26 June
1011:Bibcode
967:Bibcode
927:26 June
894:26 June
864:26 June
796:26 June
729:NEOWISE
665:In the
626:at the
623:1954 JK
612:at the
609:1928 QH
542:at the
365:77.865°
353:227.20°
341:4.1060°
257:2.5763
213:
205:
174:1977 JG
168:1968 US
151:1978 VQ
1477:Comets
1389:Family
1374:Active
1341:Groups
1209:·
1207:
1201:·
1199:
1193:·
1191:
1185:·
1183:
1177:·
1175:
1146:·
1144:
1138:·
1136:
1130:·
1128:
1122:·
1120:
1029:
830:
751:, the
741:albedo
653:M.P.C.
634:Naming
316:77.238
292:0.1627
243:89.43
191:·
164:·
158:·
156:
1534:Other
1490:Great
1211:
1203:
1195:
1187:
1179:
1148:
1140:
1132:
1124:
1001:arXiv
957:arXiv
638:This
577:inner
514:is a
427:0.039
423:0.247
385:6.586
219:Epoch
203:Flora
197:inner
193:
166:
1510:Lost
1351:Moon
1346:List
1084:info
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