775:
1179:
26:
914:
849:
1269:
1239:
689:
Pravec, P.; et al. (May 2012), "Absolute
Magnitudes of Asteroids and a Revision of Asteroid Albedo Estimates from WISE Thermal Observations",
1220:
316:
1274:
1249:
907:
661:
Pilcher, Frederick (January 2009), "Period
Determinations for 33 Polyhymnia, 38 Leda, 50 Virginia, 189 Phthia, and 290 Bruna",
842:
123:
875:
459:
46:
796:
1264:
1259:
900:
1213:
1031:
835:
463:
58:
41:
293:
963:
568:
429:
214:
1244:
1122:
1254:
1206:
948:
858:
1112:
1102:
1107:
691:
Asteroids, Comets, Meteors 2012, Proceedings of the conference held May 16–20, 2012 in
Niigata, Japan
512:
53:
757:
733:
725:
943:
79:
749:
741:
716:
1127:
1011:
923:
769:
410:
370:
323:
256:
247:
243:
203:
185:
804:
1048:
481:
477:
953:
489:
420:
305:
167:
788:
780:
635:
1021:
820:
694:
666:
631:
225:
25:
764:
8:
282:
698:
670:
812:
774:
621:
597:
135:
1006:
958:
191:
155:
1194:
1132:
639:
488:
with a period of 22.346 ± 0.001 hours and a brightness variation of 0.26 ± 0.02 in
390:
148:
95:
1053:
996:
981:
416:
175:
1190:
1068:
1036:
1001:
471:
263:
236:
643:
1233:
1186:
1092:
991:
986:
589:
560:
452:
892:
1158:
931:
827:
1148:
1097:
1058:
869:
485:
271:
1117:
1063:
881:
159:
1153:
1043:
334:
195:
141:
973:
455:
626:
1178:
358:
480:
observations of this asteroid at the Organ Mesa
Observatory in
467:
1084:
101:
377:
344:
110:
104:
688:
381:
1185:
This article about an S-type asteroid native to the
616:Carry, B. (December 2012), "Density of asteroids",
98:
458:that was discovered by German-American astronomer
1231:
539:A Practical Dictionary of the English Language
1214:
922:
908:
843:
656:
654:
684:
682:
680:
665:, vol. 36, no. 1, pp. 25–27,
857:
611:
609:
607:
107:
1221:
1207:
915:
901:
850:
836:
773:
651:
24:
677:
625:
507:
505:
604:
590:"The Asteroid Orbital Elements Database"
1270:Astronomical objects discovered in 1878
1240:Minor planet object articles (numbered)
660:
1232:
502:
896:
831:
615:
582:
554:
552:
550:
548:
546:
294:Longitude of ascending node
1173:
558:
460:Christian Heinrich Friedrich Peters
30:3D convex shape model of 189 Phthia
13:
543:
14:
1286:
710:
620:, vol. 73, pp. 98–118,
1177:
721:AstDyS-2, Asteroids—Dynamic Site
94:
1275:S-type main-belt-asteroid stubs
1250:Discoveries by Christian Peters
565:JPL Small-Body Database Browser
513:"Numbered Minor Planets 1–5000"
220:2.4506 AU (366.60 Gm)
208:2.3597 AU (353.01 Gm)
569:NASA Jet Propulsion Laboratory
531:
1:
495:
1193:. You can help Knowledge by
451:is a bright-coloured, rocky
7:
618:Planetary and Space Science
306:Argument of perihelion
10:
1291:
1172:
136:Minor planet category
1265:Sa-type asteroids (SMASS)
1260:S-type asteroids (Tholen)
1141:
1083:
1020:
972:
939:
930:
924:Small Solar System bodies
865:
663:The Minor Planet Bulletin
644:10.1016/j.pss.2012.03.009
519:, IAU Minor Planet center
442:
427:
408:
388:
368:
355:
343:
322:
315:
303:
291:
281:
269:
254:
237:Orbital period (sidereal)
234:
224:
212:
202:
184:
174:
166:
154:
147:
133:
121:
89:
77:
72:
64:
52:
40:
35:
23:
462:on September 9, 1878 in
430:Absolute magnitude
317:Physical characteristics
124:Alternative designations
859:Minor planets navigator
770:JPL Small-Body Database
636:2012P&SS...73...98C
517:Discovery Circumstances
371:Synodic rotation period
149:Orbital characteristics
1049:Trans-Neptunian object
734:Observation prediction
482:Las Cruces, New Mexico
350:(3.84 ± 0.81) × 10 kg
168:Uncertainty parameter
1245:Background asteroids
1022:Distant minor planet
559:Yeomans, Donald K.,
537:Noah Webster (1884)
80:MPC designation
1255:Named minor planets
821:Physical parameters
699:2012LPICo1667.6089P
671:2009MPBu...36...25P
484:during 2008 gave a
180:136.18 yr (49739 d)
65:Discovery date
54:Discovery site
20:
758:Observational info
598:Lowell Observatory
277:0° 15 24.912 / day
42:Discovered by
18:
1202:
1201:
1167:
1166:
1079:
1078:
964:Meanings of names
890:
889:
693:, no. 1667,
464:Clinton, New York
446:
445:
59:Clinton, New York
1282:
1223:
1216:
1209:
1181:
1174:
937:
936:
917:
910:
903:
894:
893:
852:
845:
838:
829:
828:
813:Orbital elements
777:
704:
702:
686:
675:
674:
658:
649:
647:
629:
613:
602:
601:
586:
580:
579:
577:
575:
556:
541:
535:
529:
528:
526:
524:
509:
466:and named after
402:
400:
391:Geometric albedo
364:1.07 ± 0.25 g/cm
351:
337:
332:
117:
116:
113:
112:
109:
106:
103:
100:
68:9 September 1878
28:
21:
17:
1290:
1289:
1285:
1284:
1283:
1281:
1280:
1279:
1230:
1229:
1228:
1227:
1170:
1168:
1163:
1137:
1075:
1016:
968:
926:
921:
891:
886:
861:
856:
750:Proper elements
713:
708:
707:
687:
678:
659:
652:
614:
605:
588:
587:
583:
573:
571:
557:
544:
536:
532:
522:
520:
511:
510:
503:
498:
435:
413:
404:0.1566 ± 0.0349
403:
398:
396:
393:
373:
361:
349:
339:40.91 ± 1.36 km
338:
330:
328:
308:
296:
274:
259:
239:
217:
215:Semi-major axis
176:Observation arc
138:
126:
97:
93:
82:
47:C. H. F. Peters
31:
12:
11:
5:
1288:
1278:
1277:
1272:
1267:
1262:
1257:
1252:
1247:
1242:
1226:
1225:
1218:
1211:
1203:
1200:
1199:
1182:
1165:
1164:
1162:
1161:
1156:
1151:
1145:
1143:
1139:
1138:
1136:
1135:
1130:
1125:
1123:Near-parabolic
1120:
1115:
1110:
1105:
1100:
1095:
1089:
1087:
1081:
1080:
1077:
1076:
1074:
1073:
1072:
1071:
1069:Scattered disc
1066:
1061:
1056:
1046:
1041:
1040:
1039:
1037:Neptune trojan
1034:
1026:
1024:
1018:
1017:
1015:
1014:
1012:Spectral types
1009:
1004:
1002:Jupiter trojan
999:
994:
989:
984:
978:
976:
970:
969:
967:
966:
961:
956:
951:
946:
940:
934:
928:
927:
920:
919:
912:
905:
897:
888:
887:
885:
884:
879:
872:
866:
863:
862:
855:
854:
847:
840:
832:
826:
825:
824:
823:
781:Close approach
762:
761:
760:
712:
711:External links
709:
706:
705:
676:
650:
603:
581:
542:
530:
500:
499:
497:
494:
472:Ancient Greece
470:, a region of
444:
443:
440:
439:
436:
428:
425:
424:
414:
409:
406:
405:
394:
389:
386:
385:
374:
369:
366:
365:
362:
356:
353:
352:
347:
341:
340:
326:
320:
319:
313:
312:
309:
304:
301:
300:
297:
292:
289:
288:
285:
279:
278:
275:
270:
267:
266:
260:
255:
252:
251:
240:
235:
232:
231:
228:
222:
221:
218:
213:
210:
209:
206:
200:
199:
188:
182:
181:
178:
172:
171:
164:
163:
158:31 July 2016 (
152:
151:
145:
144:
139:
134:
131:
130:
127:
122:
119:
118:
91:
87:
86:
83:
78:
75:
74:
70:
69:
66:
62:
61:
56:
50:
49:
44:
38:
37:
33:
32:
29:
9:
6:
4:
3:
2:
1287:
1276:
1273:
1271:
1268:
1266:
1263:
1261:
1258:
1256:
1253:
1251:
1248:
1246:
1243:
1241:
1238:
1237:
1235:
1224:
1219:
1217:
1212:
1210:
1205:
1204:
1198:
1196:
1192:
1188:
1187:asteroid belt
1183:
1180:
1176:
1175:
1171:
1160:
1157:
1155:
1152:
1150:
1147:
1146:
1144:
1140:
1134:
1131:
1129:
1126:
1124:
1121:
1119:
1116:
1114:
1111:
1109:
1106:
1104:
1101:
1099:
1096:
1094:
1091:
1090:
1088:
1086:
1082:
1070:
1067:
1065:
1062:
1060:
1057:
1055:
1052:
1051:
1050:
1047:
1045:
1042:
1038:
1035:
1033:
1030:
1029:
1028:
1027:
1025:
1023:
1019:
1013:
1010:
1008:
1005:
1003:
1000:
998:
995:
993:
992:Asteroid belt
990:
988:
987:Aten asteroid
985:
983:
980:
979:
977:
975:
971:
965:
962:
960:
957:
955:
952:
950:
947:
945:
942:
941:
938:
935:
933:
932:Minor planets
929:
925:
918:
913:
911:
906:
904:
899:
898:
895:
883:
880:
878:
877:
873:
871:
868:
867:
864:
860:
853:
848:
846:
841:
839:
834:
833:
830:
822:
818:
814:
810:
806:
805:Orbit diagram
802:
798:
794:
790:
786:
782:
779:
778:
776:
772:
771:
766:
763:
759:
755:
751:
747:
743:
739:
735:
731:
727:
724:
723:
722:
718:
715:
714:
700:
696:
692:
685:
683:
681:
672:
668:
664:
657:
655:
645:
641:
637:
633:
628:
623:
619:
612:
610:
608:
599:
595:
591:
585:
570:
566:
562:
555:
553:
551:
549:
547:
540:
534:
518:
514:
508:
506:
501:
493:
491:
487:
483:
479:
475:
473:
469:
465:
461:
457:
454:
450:
441:
437:
434:
433:
426:
422:
418:
415:
412:
411:Spectral type
407:
395:
392:
387:
383:
380:(0.9311
379:
375:
372:
367:
363:
360:
354:
348:
346:
342:
336:
327:
325:
321:
318:
314:
310:
307:
302:
298:
295:
290:
286:
284:
280:
276:
273:
268:
265:
261:
258:
253:
249:
245:
241:
238:
233:
229:
227:
223:
219:
216:
211:
207:
205:
201:
197:
194:(380.20
193:
189:
187:
183:
179:
177:
173:
169:
165:
161:
157:
153:
150:
146:
143:
140:
137:
132:
128:
125:
120:
115:
92:
90:Pronunciation
88:
84:
81:
76:
71:
67:
63:
60:
57:
55:
51:
48:
45:
43:
39:
34:
27:
22:
16:
1195:expanding it
1184:
1169:
1159:Space debris
874:
870:188 Menippe
816:
808:
800:
792:
784:
768:
753:
745:
742:Orbital info
737:
729:
720:
703:See Table 4.
690:
662:
648:See Table 1.
617:
593:
584:
572:, retrieved
564:
561:"189 Phthia"
538:
533:
521:, retrieved
516:
476:
448:
447:
431:
376:22.346
257:Mean anomaly
226:Eccentricity
190:2.5415
85:(189) Phthia
73:Designations
15:
1149:Cosmic dust
1113:Long-period
1103:Halley-type
1059:Kuiper belt
944:Designation
486:light curve
478:Photometric
283:Inclination
272:Mean motion
1234:Categories
1154:Meteoroids
1133:Sungrazing
1108:Hyperbolic
1064:Oort cloud
1007:Near-Earth
882:190 Ismene
876:189 Phthia
765:189 Phthia
717:189 Phthia
496:References
449:189 Phthia
438:9.33, 9.60
324:Dimensions
204:Perihelion
162:2457600.5)
19:189 Phthia
1044:Damocloid
797:Ephemeris
789:Discovery
726:Ephemeris
627:1203.4336
490:magnitude
453:main belt
333:2.0
142:main-belt
36:Discovery
1128:Periodic
1054:Detached
974:Asteroid
456:asteroid
246:(1401.2
230:0.037105
186:Aphelion
1093:Extinct
1032:Centaur
767:at the
695:Bibcode
667:Bibcode
632:Bibcode
523:7 April
359:density
311:168.03°
299:203.42°
287:5.1774°
129:A878 RA
1085:Comets
997:Family
982:Active
949:Groups
817:·
815:
809:·
807:
801:·
799:
793:·
791:
785:·
783:
754:·
752:
746:·
744:
738:·
736:
730:·
728:
594:astorb
574:12 May
468:Phthia
421:Tholen
397:0.2310
262:336.98
1189:is a
1142:Other
1098:Great
819:
811:
803:
795:
787:
756:
748:
740:
732:
622:arXiv
401:0.027
357:Mean
329:37.66
242:3.84
156:Epoch
1191:stub
1118:Lost
959:Moon
954:List
576:2016
525:2013
345:Mass
719:at
640:doi
432:(H)
1236::
679:^
653:^
638:,
630:,
606:^
596:.
592:.
567:,
563:,
545:^
515:,
504:^
492:.
474:.
335:km
244:yr
196:Gm
192:AU
160:JD
105:aɪ
1222:e
1215:t
1208:v
1197:.
916:e
909:t
902:v
851:e
844:t
837:v
701:.
697::
673:.
669::
646:.
642::
634::
624::
600:.
578:.
527:.
423:)
419:(
417:S
399:±
384:)
382:d
378:h
331:±
264:°
250:)
248:d
198:)
170:0
114:/
111:ə
108:.
102:θ
99:ˈ
96:/
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
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