2014 SR349

Last updated

2014 SR349
Planet nine-etnos now.png
The orbits of 2014 SR349 (yellow) and other detached objects, along with the hypothetical Planet Nine's orbit on the right.
Discovery
Discovered by Scott Sheppard and Chad Trujillo
Discovery date19 September 2014
Designations
2014 SR349
Orbital characteristics
Epoch 16 February 2017 (JD  2457800.5)
Uncertainty parameter 5
Observation arc 738 days (2.02 yr)
Aphelion
  • 549 AU (barycentric) [1]
  • 535 AU
Perihelion 47.57 AU
  • 299 AU (barycentric) [1]
  • 292 AU
Eccentricity 0.8369
  • 5157 yr (barycentric) [1]
  • 4981 yr
357.3°
0.00019622°/day
Inclination 17.98°
34.75°
341.35°
Physical characteristics
Dimensions ~200 km
6.6

    2014 SR349 is a trans-Neptunian object and scattered disc object in the outermost part of the Solar System. It was first observed on 19 September 2014 by astronomers Scott Sheppard and Chad Trujillo at Cerro Tololo Observatory, Chile, and revealed on 29 August 2016. [2] It currently has a magnitude of 24.12. [3]

    References

    1. 1 2 3 Horizons output. "Barycentric Osculating Orbital Elements for 2014 SR349" . Retrieved 8 February 2017. (Ephemeris Type:Elements and Center:@0)
    2. "Hunt for Planet 9 reveals extremely distant solar system objects". Astronomy Now. 29 August 2016. Retrieved 16 October 2016.
    3. "Asteroid 2014 SR349". Theskylive. Retrieved 16 October 2016.