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词条 (84719) 2002 VR128
释义

  1. Physical properties

  2. References

  3. External links

{{DISPLAYTITLE:{{mp|(84719) 2002 VR|128}}}}{{Infobox planet
| minorplanet = yes
| background = #C2E0FF
| name = {{mp|(84719) 2002 VR|128}}
| discoverer = Michael E. Brown
Chadwick A. Trujillo
| discovered = 3 November 2002
| discovery_ref =
| discovery_site = Palomar Observatory
| mpc_name = {{mp|(84719) 2002 VR|128}}
| alt_names =
| mp_category = TNO, plutino[2]
| epoch = 13 January 2016 (JD 2457400.5)
| uncertainty = 3
| observation_arc = 9153 days (25.06 yr)
| semimajor = {{Convert|39.325|AU|Tm|abbr=on}}
| perihelion = {{Convert|28.999|AU|Tm|abbr=on}}
| aphelion = {{Convert|49.650|AU|Tm|abbr=on|lk=on}}
| eccentricity = 0.26257
| period = 246.61 yr (90072.7 d)
| inclination = 14.040°
| asc_node = 23.152°
| arg_peri = 287.87°
| mean_anomaly = 73.453°
| avg_speed =
| orbit_ref =
| dimensions = {{val|448.5|+42.1|-43.2|u=km}} [4]
| mass =
| density =
| surface_grav =
| escape_velocity =
| rotation =
| spectral_type = B−V = {{val|0.94|0.03}}
V−R = {{val|0.60|0.02}}[4]
| abs_magnitude = {{val|5.58|0.37}}[4]
5.4
| albedo = {{val|0.052|+0.027|-0.018}} [4]
| single_temperature = ≈ 44 K
| mean_motion = {{Deg2DMS|0.0039968|sup=ms}} / day
| moid = {{Convert|28.0112|AU|Tm|abbr=on}}
| jupiter_moid = {{Convert|24.0604|AU|Tm|abbr=on}}
}}

{{mp|(84719) 2002 VR|128}}, also written (84719) 2002 VR128, is a trans-Neptunian object (TNO). It was discovered in 2002 by Michael Brown and Chad Trujillo. The object is a plutino, an object in 2:3 orbital resonance with Neptune.

Physical properties

The size of {{mp|(84719) 2002 VR|128}} was measured by the Herschel Space Telescope to be {{val|448.5|+42.1|-43.2|u=km}}.[4] The surface of {{mp|(84719) 2002 VR|128}} is red in the visible spectral range.[4]

References

1. ^{{cite web |date=2002-11-21 |title=MPEC 2002-W27 : 2002 MS4, 2002 QX47, 2002 VR128 |first=Brian G. |last=Marsden |work=IAU Minor Planet Center |publisher=Harvard-Smithsonian Center for Astrophysics |url=http://www.minorplanetcenter.net/mpec/K02/K02W27.html |accessdate=2012-05-14}}
2. ^{{Cite journal | last1 = Mommert | first1 = Michael| last2 = Harris | first2 = A. W. | last3 = Kiss | first3 = C. | last4 = Pál | first4 = A. | last5 = Santos-Sanz | first5 = P. | last6 = Stansberry | first6 = J. | last7 = Delsanti | first7 = A. | last8 = Vilenius | first8 = E. | last9 = Müller | first9 = T. G. | first10 = N. | last10 = Peixinho| first11 = E. | last11 = Lellouch| first12 = N. | last12 = Szalai| first13 = F. | last13 = Henry| first14 = R. | last14 = Duffard| first15 = S. | last15 = Fornasier| first16 = P. | last16 = Hartogh| first17 = M. | last17 = Mueller| first18 = J. L. | last18 = Ortiz| first19 = S. | last19 = Protopapa| first20 = M. | last20 = Rengel| first21 = A. | last21 = Thirouin| title = TNOs are cool: A survey of the trans-Neptunian region—V. Physical characterization of 18 Plutinos using Herschel-PACS observations| doi = 10.1051/0004-6361/201118562 | journal = Astronomy & Astrophysics | volume = 541 | pages = A93 | date = May 2012| pmid = | pmc = | bibcode = 2012A&A...541A..93M | arxiv = 1202.3657 }}
[1][2]

}}

External links

  • Orbit simulation from NASA JPL site
  • [https://web.archive.org/web/20160303180011/http://scully.cfa.harvard.edu/cgi-bin/returnprepeph.cgi?d=d&o=84719 Orbital details from the IAU Minor Planets Center]
  • {{JPL small body|id=84719}}
{{Minor planets navigator|(84718) 2002 VQ128|number=84719|PageName={{mp|(84719) 2002 VR|128}}|(84720) 2002 WT2}}{{Small Solar System bodies}}{{DEFAULTSORT:084719}}{{centaurTNO-stub}}

5 : Discoveries by Chad Trujillo|Plutinos|Discoveries by Michael E. Brown|Possible dwarf planets|Astronomical objects discovered in 2002

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