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403:
The object orbits the Sun but makes slow close approaches to the EarthâMoon system. Due to its Earth-like orbit, the object might be of artificial origin or lunar ejecta. However, visible spectroscopy obtained with the
450:
may have a size range of 5 m. Its light curve gives a rotation period of 9.3±0.6 min with an amplitude of 0.48±0.13 mag. This small asteroid roams the edge of Earth's co-orbital space and it is part of the
408:
shows that it is an asteroid. The closest approach to Earth in 2023 was 24 March 2023 at roughly 0.00369 au (343,000 mi) when it had a relative velocity of 1.46 km/s (3,300 mph).
1447:
669:
de la Fuente Marcos, RaĂșl; de la Fuente Marcos, Carlos; de LeĂłn, Julia; Alarcon, Miguel R.; Licandro, Javier; Serra-Ricart, Miquel; GarcĂa-Ălvarez, David; Cabrera-Lavers, Antonio (2024).
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671:"When the horseshoe fits: Characterizing 2023 FY3 with the 10.4 m Gran Telescopio Canarias and the Two-meter Twin Telescope"
391:
roughly 5 meters (16 ft) in diameter discovered by K. W. Wierzchos observing with the 0.68-m
Schmidt + 10K CCD of the
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suggests that its origin is not artificial and also that it is not lunar ejecta; it is also different from the
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420:
340:
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148:
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446:
and considering typical values of the albedo of the S-type asteroids and its absolute magnitude, 2023 FY
297:
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43:
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836:
477: – near-Earth asteroid temporarily captured by Earth after its discovery in 1991
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engagements of the temporarily captured flyby type in the past that may repeat in the future.
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523:
520: – another temporary Earth satellite discovered in 2022
507: – another temporary Earth satellite discovered in 2020
473:
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687:
490: – the first temporary Earth satellite discovered
285:
526: – a suspected near-Earth object identified as a
1012:
721:
725:
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317:
0.00452285 AU (676,609 km; 1.76015 LD)
1448:
Potential impact events caused by near-Earth objects
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607:"JPL Small-Body Database Browser: (2023 FY3)"
8:
21:
584:. NASA/JPL Near-Earth Object Program Office
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744:
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722:
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662:
660:
658:
656:
1433:Minor planet object articles (unnumbered)
704:
686:
601:
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558:. IAU Minor Planet Center. 25 March 2023
1366:
1053:Gravitational wave background detection
544:
20:
1310:Space telescope (launch; 1 July 2023)
582:"Earth Impact Risk Summary: 2023 FY3"
328:3.82341 AU (571,974,000 km)
271:Longitude of ascending node
7:
459:resonant behavior and experienced
14:
1405:
1393:
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1369:
1334:
1333:
1322:
1199:
1093:
841:
835:
783:
556:"MPEC 2023-F138 : 2023 FY3"
609:(last observation: 2023-04-24;
1:
1291:(sample return from asteroid
1220:C/2023 A3 (TsuchinshanâATLAS)
1186:of methane and carbon dioxide
1349:Category:2024 in outer space
1344:Category:2023 in outer space
1339:Category:2022 in outer space
675:Astronomy & Astrophysics
706:10.1051/0004-6361/202347663
298:Argument of perihelion
16:Temporary satellite capture
1464:
1443:Near-Earth objects in 2023
1438:Earth co-orbital asteroids
1262:brightening multiple times
794:Jupiter Icy Moons Explorer
455:class. Currently exhibits
83:Minor planet category
1317:
988:
886:Asteroid close approaches
833:
757:
615:Jet Propulsion Laboratory
373:
222:Orbital period (sidereal)
129:
117:
406:Gran Telescopio Canarias
361:Absolute magnitude
334:Physical characteristics
1300:space-based solar power
697:2024A&A...681A...4D
286:Time of perihelion
112:Orbital characteristics
1329:Outer space portal
1058:Neutrino Milky Way map
613:: 30 days (177 obs)).
348:~5 m (16 ft)
1285:flyby; November 2023)
1235:C/2023 P1 (Nishimura)
1008:CEERS 1019 black hole
131:Uncertainty parameter
781:Space probe launches
413:reflectance spectrum
66:MPC designation
681:(1): A4 (9 pages).
640:Minor Planet Center
393:Catalina Sky Survey
51:Discovery date
44:Catalina Sky Survey
28:
1250:C/2023 H2 (Lemmon)
1230:C/2021 T4 (Lemmon)
1019:Volcanism on Venus
38:Discovered by
1357:
1356:
1295:; September 2023)
1270:Space exploration
1225:C/2023 E1 (ATLAS)
1193:
1192:
1177:No atmosphere in
1171:No atmosphere in
1065:Second-brightest
389:near-Earth object
377:
376:
291:2023-Feb-25.99916
228:1.1054 years
42:K. W. Wierzchos (
1455:
1428:Apollo asteroids
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1337:
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1167:VHS J1256â1257 b
1097:
1072:152830 Dinkinesh
1026:moons of Jupiter
986:
974:
972:
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960:
959:
955:(341843) 2008 EV
950:
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943:(164121) 2003 YT
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902:(367789) 2011 AG
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820:(September 2023)
814:(September 2023)
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636:"2023 FY3 Orbit"
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1260:12P/PonsâBrooks
1255:62P/Tsuchinshan
1210:C/2022 E3 (ZTF)
1189:
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1067:gamma-ray burst
1041:Pinwheel Galaxy
1032:moons of Saturn
1003:WISE J0336â0143
998:Rings of Quaoar
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444:S type asteroid
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1081:Ursa Major III
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828:(October 2023)
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718:External links
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528:rocket booster
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457:horseshoe-like
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1039:supernova in
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852:Impact events
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808:(August 2023)
807:
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800:Chandrayaan-3
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752:2023 in space
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322:Jupiter
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121:2023-Sep-13 (
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54:25 March 2023
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19:
1412:Solar System
1342:
1305:
1276:
1240:103P/Hartley
1215:96P/Machholz
1048:on Enceladus
1021:confirmation
823:
796:(April 2023)
678:
674:
643:. Retrieved
639:
630:
618:. Retrieved
586:. Retrieved
560:. Retrieved
491:
410:
402:
379:
378:
362:
236:Mean anomaly
205:Eccentricity
59:Designations
18:
1400:Spaceflight
1179:TRAPPIST-1c
1173:TRAPPIST-1b
1063:GRB 230307A
1046:Phosphates
982:Discoveries
802:(July 2023)
311:Earth
253:Inclination
102:risk listed
1422:Categories
1289:OSIRIS-REx
1156:TOI-3235 b
1091:Exoplanets
1037:SN 2023ixf
993:F200DB-045
688:2310.08724
645:3 November
620:3 November
588:3 November
562:3 November
539:References
532:Surveyor 2
442:. It is a
438:of 2022 NX
415:of 2023 FY
341:Dimensions
169:Perihelion
1376:Astronomy
1283:Dinkinesh
1161:WASP-193b
1151:TOI-700 e
1146:TOI-672 b
1141:LHS 475 b
1104:HD 110067
876:Selected
568:(K23F03Y)
530:from the
304:154.4419°
32:Discovery
1245:2P/Encke
467:See also
461:minimoon
434:and the
351:5 meters
242:177.4436
197: AU
178: AU
149:Aphelion
1362:Portals
1198:Comets
967:2023 FW
931:2023 GQ
919:2023 DZ
913:2023 DW
896:2023 BU
891:2023 AV
861:2023 CX
806:Luna 25
771: »
762:«
693:Bibcode
534:mission
524:2020 SO
512:2022 NX
499:2020 CD
492:in situ
482:2006 RH
474:1991 VG
426:2020 CD
399:Details
381:2023 FY
277:1.8263°
143:30 days
72:2023 FY
23:2023 FY
1307:Euclid
1298:First
1184:K2-18b
1076:binary
1043:(M101)
1015:quasar
825:Psyche
453:Arjuna
436:K-type
421:V type
158:
97:Apollo
1388:Stars
1293:Bennu
1074:is a
812:XRISM
683:arXiv
387:is a
258:0.593
210:0.067
193:1.069
174:0.997
154:1.140
119:Epoch
1278:Lucy
1013:UHZ1
878:NEOs
818:SLIM
769:2024
764:2022
647:2023
622:2023
590:2023
564:2023
494:2006
411:The
369:29.0
324:MOID
313:MOID
212:2657
195:0525
176:1420
156:9631
1030:63
701:doi
679:681
611:arc
485:120
423:of
363:(H)
306:(Ï)
279:(Ω)
264:(i)
260:148
247:(M)
215:(e)
199:(a)
180:(q)
163:(Q)
92:NEO
1424::
1347:â
1341:â
1024:3
970:13
699:.
691:.
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673:.
655:^
638:.
598:^
573:^
547:^
395:.
160:AU
123:JD
1364::
1281:(
1134:g
1129:f
1124:e
1119:d
1114:c
1109:b
958:5
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934:2
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864:1
745:e
738:t
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685::
649:.
624:.
592:.
566:.
515:1
502:3
448:3
440:1
429:3
417:3
383:3
262:°
244:°
133:3
74:3
46:)
25:3
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