(336756)_2010_NV1

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(336756) 2010 NV1

Trans-Neptunian object


(336756) 2010 NV1 (provisional designation 2010 NV1) is a highly eccentric planet crossing trans-Neptunian object, also classified as centaur and damocloid, approximately 52 kilometers (32 miles) in diameter. It is on a retrograde cometary orbit. It has a barycentric semi-major axis (average distance from the Sun) of approximately 286 AU.[lower-alpha 1]

Quick Facts Discovery, Discovered by ...

Discovery

2010 NV1 trans-Neptunian object was discovered on 1 July 2010, by NASA's space-based Wide-field Infrared Survey Explorer (WISE). It was first observed by the Mount Lemmon Survey in 2009, extending the body's observation arc by 8 months prior to its official discovery observation by WISE.[1]

Orbit and classification

More information Epoch, Aphelion ...

2010 NV1 orbits the Sun at a distance of 9.4–547.2 AU once every 4643 years and 5 months (1,696,004 days; semi-major axis of 278.33 AU). Its orbit has an eccentricity of 0.97 and an inclination of 141° with respect to the ecliptic.[2] It came to perihelion in December 2010 at a distance of 9.4 AU from the Sun.[2] As of 2021, it is 21.3 AU from the Sun.[8] It will not be 50 AU from the Sun until late 2044. After leaving the planetary region of the Solar System, 2010 NV1 will have a barycentric aphelion of 563 AU with an orbital period of 4830 years. In a 10 million year integration of the orbit, the nominal (best-fit) orbit and both 3-sigma clones remain outside 7.7AU (qmin) from the Sun.[3]

Numbering and naming

This minor planet was numbered by the Minor Planet Center on 31 August 2012 (M.P.C. 80287).[10] As of 2021, it has not been named.[1]

Physical characteristics

According to the surveys carried out by the NEOWISE mission, 2010 NV1 measures 44.2 kilometers in diameter and its surface has a low albedo of 0.057.[5] More recent published data gives an diameter of 52.2±4.5 kilometers with an albedo of 0.042.[4][6]

Notes

  1. Given the orbital eccentricity of this object, different epochs can generate quite different heliocentric unperturbed two-body best-fit solutions to the semi-major axis and orbital period. For objects at such high eccentricity, the Sun's barycentric coordinates are more stable than heliocentric coordinates. Using JPL Horizons, the barycentric semi-major axis is approximately 286 AU.[9]

References

  1. "336756 (2010 NV1)". Minor Planet Center. Retrieved 22 July 2021.
  2. Johnston, Wm. Robert (18 August 2020). "List of Known Trans-Neptunian Objects". Johnston's Archive. Retrieved 21 July 2021.
  3. Bauer, James M.; Grav, Tommy; Blauvelt, Erin; Mainzer, A. K.; Masiero, Joseph R.; Stevenson, Rachel; et al. (August 2013). "Centaurs and Scattered Disk Objects in the Thermal Infrared: Analysis of WISE/NEOWISE Observations". The Astrophysical Journal. 773 (1): 11. arXiv:1306.1862. Bibcode:2013ApJ...773...22B. doi:10.1088/0004-637X/773/1/22. S2CID 51139703. Retrieved 3 February 2017.
  4. Licandro, J.; Alí-Lagoa, V.; Tancredi, G.; Fernández, Y. (January 2016). "Size and albedo distributions of asteroids in cometary orbits using WISE data". Astronomy and Astrophysics. 585: A9. arXiv:1510.02282. Bibcode:2016A&A...585A...9L. doi:10.1051/0004-6361/201526866. ISSN 0004-6361. S2CID 119218056.
  5. "LCDB Data for (336756)". Asteroid Lightcurve Database (LCDB). Retrieved 22 July 2021.
  6. "AstDyS (418993) 2010NV1 Ephemerides". Department of Mathematics, University of Pisa, Italy. Retrieved 18 February 2016.
  7. Horizons output. "Barycentric Osculating Orbital Elements for 2010 NV1". Retrieved 18 February 2016. (Solution using the Solar System Barycenter and barycentric coordinates. Select Ephemeris Type:Elements and Center:@0)
  8. "MPC/MPO/MPS Archive". Minor Planet Center. Retrieved 25 February 2018.

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