(84922) 2003 VS2

(84922) 2003 VS2
Hubble Space Telescope image of 2003 VS2 taken in 2005
Discovery[1]
Discovered byNEAT (644)
Discovery date14 November 2003[2]
Designations
(84922) 2003 VS2
none
Plutino[3][4]
Orbital characteristics[2][3]
Epoch 13 January 2016 (JD 2457400.5)
Uncertainty parameter 3
Observation arc8830 days (24.18 yr)
Earliest precovery date17 September 1991
Aphelion42.413 AU (6.3449 Tm)
Perihelion36.456 AU (5.4537 Tm)
39.435 AU (5.8994 Tm)
Eccentricity0.075539
247.64 yr (90451.3 d)
4.75 km/s
15.535°
0° 0m 14.328s / day
Inclination14.777°
302.792°
114.317°
Physical characteristics
Dimensions(678±10) × (470±12) × (452±16) km[5]
  • 524±7 km[5]
  • 548.3+29.5
    −44.6     km    [6]
  • 523.0+35.1
    −34.4     km    [7]
Mean density
1.4+1.0
−0.3 g/cm3[6]
7.4175285±0.00001 h[8]
7.41±0.02 h[9]
0.134±0.01[5]
Temperature≈44 K
19.7[10]
4.11±0.38[8]

(84922) 2003 VS2 is a trans-Neptunian object discovered by the Near Earth Asteroid Tracking program on 14 November 2003.[1] Like Pluto, it is in a 2:3 orbital resonance with Neptune[3][4] and is thus a plutino. Analysis of light-curve suggests that it is not a dwarf planet.[11]

  1. ^ a b Marsden, Brian G. (16 November 2003). "MPEC 2003-W02 : 2003 VS2". IAU Minor Planet Center. Harvard-Smithsonian Center for Astrophysics. Retrieved 6 January 2010.
  2. ^ a b "JPL Small-Body Database Browser: 84922 (2003 VS2)" (2008-02-05 last obs). Retrieved 7 April 2016.
  3. ^ a b c Buie, Marc W. (5 February 2008). "Orbit Fit and Astrometric record for 84922". SwRI (Space Science Department). Retrieved 23 July 2008.
  4. ^ a b "MPEC 2006-X45 : Distant Minor Planets". Minor Planet Center & Tamkin Foundation Computer Network. 21 December 2006. Archived from the original on 28 August 2008. Retrieved 23 July 2008.
  5. ^ a b c Vara-Lubiano, M.; et al. (2022). "The multichord stellar occultation on 2019 October 22 by the trans-Neptunian object (84922) 2003 VS2". Astronomy & Astrophysics. 663: A121. arXiv:2205.12878. Bibcode:2022A&A...663A.121V. doi:10.1051/0004-6361/202141842. S2CID 249009658.
  6. ^ a b Cite error: The named reference Rossi2019 was invoked but never defined (see the help page).
  7. ^ a b Cite error: The named reference Herschel was invoked but never defined (see the help page).
  8. ^ a b Santos-Sanz, P.; Lellouch, E.; Groussin, O.; Lacerda, P.; Muller, T.G.; Ortiz, J.L.; Kiss, C.; Vilenius, E.; Stansberry, J.; Duffard, R.; Fornasier, S.; Jorda, L.; Thirouin, A. (August 2017). ""TNOs are Cool": A survey of the trans-Neptunian region XII. Thermal light curves of Haumea, 2003 VS2 and 2003 AZ84 with Herschel/PACS". Astronomy & Astrophysics. 604 (A95): 19. arXiv:1705.09117. Bibcode:2017A&A...604A..95S. doi:10.1051/0004-6361/201630354. S2CID 53621071.
  9. ^ Cite error: The named reference Sheppard2007 was invoked but never defined (see the help page).
  10. ^ "AstDys (84922) 2003VS2 Ephemerides". Department of Mathematics, University of Pisa, Italy. Archived from the original on 27 March 2012. Retrieved 7 December 2009.
  11. ^ Tancredi, Gonzalo (2009). "Physical and dynamical characteristics of icy "dwarf planets" (plutoids)". Proceedings of the International Astronomical Union Symposium S263. 5: 173–185. Bibcode:2010IAUS..263..173T. doi:10.1017/S1743921310001717. (Dwarf Planet & Plutoid Headquarters)