2014 ST 373

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Asteroid
2014 ST 373
Properties of the orbit ( animation )
Orbit type Transneptunian object
Major semi-axis 104.53  AU
eccentricity 0.52
Perihelion - aphelion 50.174 AU - 158.886 AU
Inclination of the orbit plane 43.2 °
Sidereal period 1069 years
Mean orbital velocity 2.70 km / s
Physical Properties
Absolute brightness 5.4 likes
history
Explorer Cerro Tololo-DECam
Date of discovery September 25, 2014
Another name 2014 ST 373
Source: Unless otherwise stated, the data comes from JPL Small-Body Database Browser . The affiliation to an asteroid family is automatically determined from the AstDyS-2 database . Please also note the note on asteroid items.

2014 ST 373 is a planetoid that was discovered on September 25, 2014 at Cerro Tololo-DECam and belongs to the group of the Kuiper belt asteroids . The asteroid will orbit the Sun on a moderately eccentric orbit in 1069 years , so that it is in a 13: 2 orbit resonance with Neptune. The eccentricity of its orbit is 0.52, with it being inclined 43.16 ° to the ecliptic .

Trans-Neptunian objects on the edge of the Kuiper belt with perihelia q> 47 AU
object q
(AU)		 a
(AU)		 T
( a )		 e i
(°)		 ω
(°)		 H
(likes)
2012 VP 113 80.39 258.27 4.151 0.69 24.1 293.5 4.0
(90377) Sedna 76.26 484.52 10,665 0.84 11.9 311.4 1.3
(541132) Leleākūhonua 65.04 1031.49 33,128 0.94 11.7 118.0 5.5
2014 FZ 71 55.88 75.76 659 0.26 25.5 244.5 6.9
2015 RG 301 52.05 54.04 397 0.04 10.2 287.4 8.2
2014 FC 72 51.66 75.75 659 0.32 29.9 33.3 4.7
2018 GT 15 51.54 57.58 437 0.10 26.0 357.3 7.5
2004 XR 190 51.11 57.26 433 0.11 46.8 285.6 4.3
2015 FJ 345 50.69 62.88 499 0.19 35.0 77.4 7.9
2014 ST 373 50.19 104.56 1,069 0.52 43.2 297.1 5.4
2013 SY 99 50.02 693.86 18,277 0.93 4.2 32.1 6.7
2015 KQ 174 49.31 55.40 412 0.11 24.3 294.0 7.3
2010 GB 174 48.75 350.59 6,565 0.86 21.6 347.4 6.5
2014 SR 349 47.69 302.23 5,254 0.84 18.0 340.9 6.7
(474640) 2004 VN 112 47.30 318.97 5,697 0.85 25.6 326.8 6.5

See also

Individual evidence

  1. ^ Scott S. Sheppard, Chadwick Trujillo, David J. Tholen: Beyond the Kuiper Belt Edge: New High Perihelion Trans-Neptunian Objects With Moderate Semi-major Axes and Eccentricities. In: The Astrophysical Journal Letters, Number 1 . No. 825 (1) , 2015, arxiv : 1606.02294 .
  2. ↑ List of objects with q> 47. Minor Planet Center (MPC) of the International Astronomical Union (IAU), accessed on June 13, 2020 .
  3. ↑ Chadwick A. Trujillo, Michael E. Brown: The Radial Distribution of the Kuiper Belt . In: The Astrophysical Journal Letters . Vol. 554, No. 1 , May 31, 2001, p. L95 , doi : 10.1086 / 320917 , bibcode : 2001ApJ ... 554L..95T (English).