933:
404:
by Earth and Venus will increase the orbital uncertainty over time. When the asteroid only had an observation arc of 5 days, virtual clones of the asteroid that fit the uncertainty region in the known trajectory showed a 1 in 2,700 chance that the asteroid could
420:
in 2030 were about 870 times less than the background hazard level of Earth impacts which is defined as the average risk posed by objects of the same size or larger over the years until the date of the potential impact. The power of such an
651:
1783:
441:
shows that the asteroid will be 0.08 AU (12,000,000 km; 7,400,000 mi) from Earth on 14 February 2030. On 19 May 2031, the asteroid may pass as close as 0.0088
1503:
1773:
1788:
1284:
1299:
1007:
1118:
291:
1319:
1496:
1410:
1405:
1131:
877:
779:
741:
438:
366:
393:
on 21 December 2013. It may be possible to recover the asteroid in late
September 2017, but it will have an apparent magnitude of about 22.
1470:
1339:
1294:
1123:
370:
39:
1359:
281:
1489:
1620:
1465:
1183:
34:
1000:
351:
257:
1778:
1552:
177:
715:
1711:
1380:
1304:
1080:
551:
382:
954:
745:
625:
473:
1537:
785:
1701:
1691:
1349:
1324:
993:
390:
1768:
1696:
1400:
1390:
1225:
1096:
1016:
521:
43:
1532:
1344:
1162:
401:
88:
65:
907:
603:
1716:
1600:
1512:
1101:
927:
477:
410:
397:
298:
210:
206:
166:
148:
915:
899:
577:
1637:
1460:
1040:
840:
808:
800:
1542:
1264:
864:
856:
848:
832:
824:
816:
791:
269:
118:
891:
883:
1610:
1385:
1248:
1178:
871:
378:
188:
1289:
1255:
1168:
358:
246:
381:. It has an estimated diameter of 31 meters (102 ft) and is not large enough to qualify as a
426:
374:
323:
962:
1595:
1547:
1275:
1155:
1111:
1075:
1055:
442:
154:
106:
91:
1721:
1050:
580:. Wayback Machine: NASA/JPL Near-Earth Object Program Office. 15 August 2013. Archived from
99:
946:
938:
680:
1642:
1585:
1570:
1426:
1375:
1106:
978:
770:
684:
517:
355:
126:
932:
922:
1657:
1625:
1590:
1219:
1173:
430:
226:
199:
970:
1762:
1681:
1580:
1575:
1444:
1192:
1060:
434:
1747:
1520:
1431:
1314:
1231:
1136:
1045:
406:
362:
219:
82:
481:
513:
1737:
1686:
1647:
719:
235:
1706:
1652:
1395:
1354:
1334:
1329:
1237:
110:
555:
1742:
1632:
1481:
1436:
1211:
1205:
1070:
1065:
629:
554:. Wayback Machine: NASA/JPL Near-Earth Object Program Office. Archived from
446:
422:
386:
158:
137:
718:. NASA/JPL Near-Earth Object Program Office. 31 August 2005. Archived from
786:
Fast method for the estimation of impact probability of near-Earth objects
1562:
1198:
1030:
1242:
1309:
1035:
655:
985:
652:"2008CK70 Ephemerides for 15 September 2017 through 15 October 2017"
389:
images from
January 2008 have been located. It was removed from the
1673:
581:
450:
308:
1485:
989:
771:
Canadian Astro Data Centre SSOIS: Solar Sys object image search
628:. NASA/JPL Near-Earth Object Program Office. Archived from
775:
433:
depending on the actual size of the asteroid. Using the
1784:
Near-Earth objects removed from the Sentry Risk Table
1730:
1672:
1609:
1561:
1519:
1453:
1419:
1368:
1274:
1147:
1089:
1023:
321:
307:
297:
290:
279:
267:
255:
245:
233:
217:
197:
187:
175:
165:
147:
135:
125:
98:
80:
63:
58:
50:
33:
28:
514:"JPL Small-Body Database Browser: (2008 CK70)"
468:
466:
1497:
1001:
776:Lost NEOs (part 2): how to find them… online!
396:It has an observation arc of 35 days with an
8:
18:
716:"The Palermo Technical Impact Hazard Scale"
675:
673:
1525:
1504:
1490:
1482:
1008:
994:
986:
931:
369:. It was discovered on 9 February 2008 by
1774:Minor planet object articles (unnumbered)
796:NeoDyS-2, Near Earth Objects—Dynamic Site
546:
544:
542:
540:
538:
508:
506:
504:
502:
500:
1789:Astronomical objects discovered in 2008
462:
409:Earth on 14 February 2030. With a 2030
681:"JPL Close-Approach Data: (2008 CK70)"
552:"Earth Impact Risk Summary: 2008 CK70"
286:0.000207059 AU (30,975.6 km)
17:
1411:Planetary Defense Coordination Office
1406:Space Situational Awareness Programme
377:of 19 using a 1.0-meter (39 in)
367:Palermo Technical Impact Hazard Scale
258:Longitude of ascending node
7:
371:Lincoln Near-Earth Asteroid Research
171:0.58524 AU (87.551 Gm) (q)
936:
658:(Near Earth Objects – Dynamic Site)
183:1.1030 AU (165.01 Gm) (a)
480:. 11 February 2008. Archived from
14:
746:"Horizon Online Ephemeris System"
361:. In 2013 it had the 7th highest
474:"MPEC 2008-C69 : 2008 CK70"
413:of −2.94, the odds of impact by
683:(last observation: 2008-02-14;
516:(last observation: 2008-02-14;
425:would be somewhere between the
1:
1381:Japan Spaceguard Association
1124:Earth-crossing minor planets
1081:Potentially hazardous object
383:potentially hazardous object
1471:Fiction about impact events
878:space situational awareness
270:Argument of perihelion
1805:
83:Minor planet category
1528:
1513:Small Solar System bodies
1401:The Spaceguard Foundation
1119:Asteroid close approaches
1097:Asteroid impact avoidance
606:. IAU Minor Planet Center
522:Jet Propulsion Laboratory
336:
200:Orbital period (sidereal)
117:
105:
1466:Fiction about meteoroids
1345:Sentinel Space Telescope
705:Math: 10 = 870
324:Absolute magnitude
303:~31 meters (102 ft)
292:Physical characteristics
1102:Asteroid laser ablation
928:JPL Small-Body Database
478:IAU Minor Planet Center
411:Palermo Technical Scale
100:Orbital characteristics
1638:Trans-Neptunian object
1041:Earth-grazing fireball
809:Observation prediction
788:– Vavilov and Medvedev
1779:Discoveries by LINEAR
757:(Geocentric Solution)
398:uncertainty parameter
119:Uncertainty parameter
1611:Distant minor planet
1386:Meteoritical Society
379:reflecting telescope
241:0° 51 3.096 /day (n)
66:MPC designation
1290:Catalina Sky Survey
979:Physical parameters
908:Physical properties
626:"Date/Time Removed"
584:on 25 November 2013
578:"Sentry Risk Table"
359:near-Earth asteroid
51:Discovery date
25:
1454:Related categories
841:Observational info
427:Chelyabinsk meteor
375:apparent magnitude
35:Discovered by
1756:
1755:
1668:
1667:
1553:Meanings of names
1479:
1478:
1420:Potential threats
1112:Ion-beam shepherd
1076:Near-Earth object
1056:Meteor procession
1017:Planetary defense
604:"Orbit 2008 CK70"
558:on 9 October 2013
484:on 16 August 2013
391:Sentry Risk Table
340:
339:
109:13 January 2016 (
1796:
1769:Apollo asteroids
1526:
1506:
1499:
1492:
1483:
1051:Meteor air burst
1010:
1003:
996:
987:
971:Orbital elements
935:
849:Close approaches
758:
756:
754:
752:
738:
732:
731:
729:
727:
722:on 21 March 2002
712:
706:
703:
697:
696:
694:
692:
677:
668:
667:
665:
663:
648:
642:
641:
639:
637:
622:
616:
615:
613:
611:
600:
594:
593:
591:
589:
574:
568:
567:
565:
563:
548:
533:
532:
530:
528:
510:
495:
493:
491:
489:
470:
445:(1,320,000
419:
348:
316:
76:
26:
24:
1804:
1803:
1799:
1798:
1797:
1795:
1794:
1793:
1759:
1758:
1757:
1752:
1726:
1664:
1605:
1557:
1515:
1510:
1480:
1475:
1449:
1440:
1415:
1376:B612 Foundation
1364:
1270:
1143:
1107:Gravity tractor
1085:
1019:
1014:
865:Orbit animation
833:Proper elements
767:
762:
761:
750:
748:
740:
739:
735:
725:
723:
714:
713:
709:
704:
700:
690:
688:
679:
678:
671:
661:
659:
650:
649:
645:
635:
633:
624:
623:
619:
609:
607:
602:
601:
597:
587:
585:
576:
575:
571:
561:
559:
550:
549:
536:
526:
524:
512:
511:
498:
487:
485:
472:
471:
464:
459:
449:; 820,000
418:
414:
373:(LINEAR) at an
347:
343:
329:
317:10 kg (assumed)
314:
272:
260:
238:
222:
202:
180:
178:Semi-major axis
143:10 January 2008
127:Observation arc
85:
75:
71:
68:
54:9 February 2008
23:
19:
12:
11:
5:
1802:
1800:
1792:
1791:
1786:
1781:
1776:
1771:
1761:
1760:
1754:
1753:
1751:
1750:
1745:
1740:
1734:
1732:
1728:
1727:
1725:
1724:
1719:
1714:
1712:Near-parabolic
1709:
1704:
1699:
1694:
1689:
1684:
1678:
1676:
1670:
1669:
1666:
1665:
1663:
1662:
1661:
1660:
1658:Scattered disc
1655:
1650:
1645:
1635:
1630:
1629:
1628:
1626:Neptune trojan
1623:
1615:
1613:
1607:
1606:
1604:
1603:
1601:Spectral types
1598:
1593:
1591:Jupiter trojan
1588:
1583:
1578:
1573:
1567:
1565:
1559:
1558:
1556:
1555:
1550:
1545:
1540:
1535:
1529:
1523:
1517:
1516:
1511:
1509:
1508:
1501:
1494:
1486:
1477:
1476:
1474:
1473:
1468:
1463:
1457:
1455:
1451:
1450:
1448:
1447:
1442:
1438:
1434:
1429:
1423:
1421:
1417:
1416:
1414:
1413:
1408:
1403:
1398:
1393:
1388:
1383:
1378:
1372:
1370:
1366:
1365:
1363:
1362:
1357:
1352:
1347:
1342:
1337:
1332:
1327:
1322:
1317:
1312:
1307:
1302:
1297:
1292:
1287:
1281:
1279:
1272:
1271:
1269:
1268:
1261:
1260:
1259:
1245:
1240:
1235:
1228:
1223:
1220:NEAR Shoemaker
1216:
1215:
1214:
1202:
1195:
1190:
1189:
1188:
1181:
1171:
1166:
1159:
1151:
1149:
1145:
1144:
1142:
1141:
1140:
1139:
1134:
1128:Damage scales
1126:
1121:
1116:
1115:
1114:
1109:
1104:
1093:
1091:
1087:
1086:
1084:
1083:
1078:
1073:
1068:
1063:
1058:
1053:
1048:
1043:
1038:
1033:
1027:
1025:
1021:
1020:
1015:
1013:
1012:
1005:
998:
990:
984:
983:
982:
981:
939:Close approach
920:
919:
918:
869:
868:
867:
789:
783:
773:
766:
765:External links
763:
760:
759:
733:
707:
698:
669:
643:
632:on 2 June 2002
617:
595:
569:
534:
496:
461:
460:
458:
455:
453:) from Venus.
431:Tunguska event
416:
350:(also written
345:
338:
337:
334:
333:
330:
322:
319:
318:
311:
305:
304:
301:
295:
294:
288:
287:
284:
277:
276:
273:
268:
265:
264:
261:
256:
253:
252:
249:
243:
242:
239:
234:
231:
230:
223:
218:
215:
214:
203:
198:
195:
194:
191:
185:
184:
181:
176:
173:
172:
169:
163:
162:
151:
145:
144:
141:
133:
132:
129:
123:
122:
115:
114:
103:
102:
96:
95:
86:
81:
78:
77:
73:
69:
64:
61:
60:
56:
55:
52:
48:
47:
37:
31:
30:
21:
13:
10:
9:
6:
4:
3:
2:
1801:
1790:
1787:
1785:
1782:
1780:
1777:
1775:
1772:
1770:
1767:
1766:
1764:
1749:
1746:
1744:
1741:
1739:
1736:
1735:
1733:
1729:
1723:
1720:
1718:
1715:
1713:
1710:
1708:
1705:
1703:
1700:
1698:
1695:
1693:
1690:
1688:
1685:
1683:
1680:
1679:
1677:
1675:
1671:
1659:
1656:
1654:
1651:
1649:
1646:
1644:
1641:
1640:
1639:
1636:
1634:
1631:
1627:
1624:
1622:
1619:
1618:
1617:
1616:
1614:
1612:
1608:
1602:
1599:
1597:
1594:
1592:
1589:
1587:
1584:
1582:
1581:Asteroid belt
1579:
1577:
1576:Aten asteroid
1574:
1572:
1569:
1568:
1566:
1564:
1560:
1554:
1551:
1549:
1546:
1544:
1541:
1539:
1536:
1534:
1531:
1530:
1527:
1524:
1522:
1521:Minor planets
1518:
1514:
1507:
1502:
1500:
1495:
1493:
1488:
1487:
1484:
1472:
1469:
1467:
1464:
1462:
1461:Impact events
1459:
1458:
1456:
1452:
1446:
1445:99942 Apophis
1443:
1441:
1435:
1433:
1430:
1428:
1425:
1424:
1422:
1418:
1412:
1409:
1407:
1404:
1402:
1399:
1397:
1394:
1392:
1389:
1387:
1384:
1382:
1379:
1377:
1374:
1373:
1371:
1369:Organizations
1367:
1361:
1358:
1356:
1353:
1351:
1348:
1346:
1343:
1341:
1338:
1336:
1333:
1331:
1328:
1326:
1325:OGS Telescope
1323:
1321:
1318:
1316:
1313:
1311:
1308:
1306:
1303:
1301:
1298:
1296:
1293:
1291:
1288:
1286:
1283:
1282:
1280:
1277:
1273:
1267:
1266:
1262:
1258:
1257:
1253:
1252:
1251:
1250:
1246:
1244:
1241:
1239:
1236:
1234:
1233:
1229:
1227:
1224:
1222:
1221:
1217:
1213:
1210:
1209:
1208:
1207:
1203:
1201:
1200:
1196:
1194:
1193:Halley Armada
1191:
1187:
1186:
1182:
1180:
1177:
1176:
1175:
1172:
1170:
1167:
1165:
1164:
1160:
1158:
1157:
1153:
1152:
1150:
1146:
1138:
1135:
1133:
1132:Palermo scale
1130:
1129:
1127:
1125:
1122:
1120:
1117:
1113:
1110:
1108:
1105:
1103:
1100:
1099:
1098:
1095:
1094:
1092:
1088:
1082:
1079:
1077:
1074:
1072:
1069:
1067:
1064:
1062:
1061:Meteor shower
1059:
1057:
1054:
1052:
1049:
1047:
1044:
1042:
1039:
1037:
1034:
1032:
1029:
1028:
1026:
1022:
1018:
1011:
1006:
1004:
999:
997:
992:
991:
988:
980:
976:
972:
968:
964:
963:Orbit diagram
960:
956:
952:
948:
944:
940:
937:
934:
930:
929:
924:
921:
917:
913:
909:
905:
901:
897:
893:
889:
885:
882:
881:
880:
879:
873:
870:
866:
862:
858:
857:Physical info
854:
850:
846:
842:
838:
834:
830:
826:
822:
818:
814:
810:
806:
802:
799:
798:
797:
793:
790:
787:
784:
782:(02 Oct 2014)
781:
777:
774:
772:
769:
768:
764:
747:
743:
737:
734:
721:
717:
711:
708:
702:
699:
686:
682:
676:
674:
670:
657:
653:
647:
644:
631:
627:
621:
618:
605:
599:
596:
583:
579:
573:
570:
557:
553:
547:
545:
543:
541:
539:
535:
523:
519:
515:
509:
507:
505:
503:
501:
497:
483:
479:
475:
469:
467:
463:
456:
454:
452:
448:
444:
440:
436:
432:
428:
424:
412:
408:
403:
402:Perturbations
399:
394:
392:
388:
384:
380:
376:
372:
368:
364:
363:impact threat
360:
357:
353:
349:
335:
331:
328:
327:
320:
312:
310:
306:
302:
300:
296:
293:
289:
285:
283:
278:
274:
271:
266:
262:
259:
254:
250:
248:
244:
240:
237:
232:
228:
224:
221:
216:
212:
208:
204:
201:
196:
192:
190:
186:
182:
179:
174:
170:
168:
164:
160:
157:(242.45
156:
152:
150:
146:
142:
139:
134:
130:
128:
124:
120:
116:
112:
108:
104:
101:
97:
93:
90:
87:
84:
79:
70:
67:
62:
57:
53:
49:
45:
41:
38:
36:
32:
27:
16:
1748:Space debris
1432:101955 Bennu
1315:NEO Surveyor
1263:
1254:
1247:
1232:New Horizons
1230:
1218:
1204:
1197:
1184:
1161:
1154:
1148:Space probes
1137:Torino scale
1046:Impact event
974:
966:
958:
950:
942:
926:
911:
903:
895:
892:Observations
887:
875:
860:
852:
844:
836:
828:
820:
817:Orbital info
812:
804:
795:
749:. Retrieved
736:
724:. Retrieved
720:the original
710:
701:
689:. Retrieved
660:. Retrieved
646:
634:. Retrieved
630:the original
620:
608:. Retrieved
598:
586:. Retrieved
582:the original
572:
560:. Retrieved
556:the original
525:. Retrieved
520:: 35 days).
486:. Retrieved
482:the original
439:JPL Horizons
395:
342:
341:
325:
220:Mean anomaly
189:Eccentricity
153:1.6207
59:Designations
15:
1738:Cosmic dust
1702:Long-period
1692:Halley-type
1648:Kuiper belt
1533:Designation
1163:Deep Impact
1024:Main topics
884:Ephemerides
801:Ephemerides
780:mpml #30423
662:20 February
280:Earth
275:105.87° (ω)
263:145.76° (Ω)
251:6.0752° (i)
247:Inclination
236:Mean motion
193:0.46940 (e)
1763:Categories
1743:Meteoroids
1722:Sungrazing
1697:Hyperbolic
1653:Oort cloud
1596:Near-Earth
1396:Spaceguard
1355:Spacewatch
1335:Pan-STARRS
1330:Orbit@home
1238:OSIRIS-REx
751:23 January
691:23 January
687:: 35 days)
636:23 January
610:23 January
457:References
299:Dimensions
167:Perihelion
113:2457400.5)
1633:Damocloid
1391:NEOShield
1226:NEA Scout
1206:Hayabusa2
1071:Meteoroid
1066:Meteorite
955:Ephemeris
947:Discovery
923:2008 CK70
872:2008 CK70
792:2008 CK70
726:15 August
588:15 August
562:15 August
494:(K08C70K)
488:15 August
423:air burst
387:precovery
352:2008 CK70
138:precovery
136:Earliest
29:Discovery
1717:Periodic
1643:Detached
1563:Asteroid
1278:tracking
1265:Stardust
1199:Hayabusa
1031:Asteroid
744:output.
742:Horizons
527:30 March
429:and the
354:) is an
209:(423.10
149:Aphelion
1682:Extinct
1621:Centaur
1437:2010 RF
1427:1950 DA
1320:NEOSSat
1249:Rosetta
1243:PROCYON
1090:Defense
925:at the
916:Summary
437:orbit,
435:nominal
415:2008 CK
365:on the
344:2008 CK
131:35 days
72:2008 CK
20:2008 CK
1674:Comets
1586:Family
1571:Active
1538:Groups
1350:Sentry
1310:NEODyS
1300:LONEOS
1295:LINEAR
1256:Philae
1212:MASCOT
1169:HAMMER
1036:Bolide
975:·
973:
967:·
965:
959:·
957:
951:·
949:
943:·
941:
912:·
910:
904:·
902:
896:·
894:
888:·
886:
861:·
859:
853:·
851:
845:·
843:
837:·
835:
829:·
827:
821:·
819:
813:·
811:
805:·
803:
656:NEODyS
407:impact
400:of 6.
385:. Ten
356:Apollo
225:246.51
89:Apollo
40:LINEAR
1731:Other
1687:Great
1285:ATLAS
977:
969:
961:
953:
945:
914:
906:
900:Orbit
898:
890:
863:
855:
847:
839:
831:
823:
815:
807:
205:1.16
161:) (Q)
107:Epoch
1707:Lost
1548:Moon
1543:List
1360:WISE
1340:SCAP
1305:NEAT
1185:DART
1179:Hera
1174:AIDA
1156:Dawn
876:ESA–
825:MOID
753:2014
728:2013
693:2014
664:2014
638:2014
612:2014
590:2013
564:2013
529:2016
490:2013
332:24.9
309:Mass
282:MOID
140:date
1276:NEO
874:at
794:at
685:arc
518:arc
326:(H)
313:4.0
229:(M)
92:NEO
44:704
1765::
1439:12
778:/
672:^
654:.
537:^
499:^
476:.
465:^
451:mi
447:km
443:AU
417:70
346:70
207:yr
159:Gm
155:AU
111:JD
74:70
22:70
1505:e
1498:t
1491:v
1009:e
1002:t
995:v
755:.
730:.
695:.
666:.
640:.
614:.
592:.
566:.
531:.
492:.
315:×
227:°
213:)
211:d
121:5
94:,
46:)
42:(
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.