784 Pickeringia

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784 Pickeringia
Discovery
Discovered by Joel Hastings Metcalf
Discovery site Winchester, Massachusetts
Discovery date 20 March 1914
Designations
1914 UM
Orbital characteristics[1]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc 94.47 yr (34505 d)
Aphelion 3.8458 AU (575.32 Gm)
Perihelion 2.3456 AU (350.90 Gm)
3.0957 AU (463.11 Gm)
Eccentricity 0.24231
5.45 yr (1989.5 d)
203.782°
0° 10m 51.42s / day
Inclination 12.290°
14.953°
238.255°
Earth MOID 1.35936 AU (203.357 Gm)
Jupiter MOID 1.38766 AU (207.591 Gm)
Jupiter Tisserand parameter 3.143
Physical characteristics
Mean radius
44.71±1.7 km[1]
41.26 ± 3.59 km[2]
Mass (3.74 ± 0.32) × 1018 kg[2]
Mean density
12.70 ± 3.49 g/cm3[2]
13.17 h (0.549 d)
0.0555±0.005
9.3

784 Pickeringia is a minor planet orbiting the Sun.

References[edit]

  1. ^ a b "784 Pickeringia (1914 UM)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 5 May 2016. 
  2. ^ a b c Carry, B. (December 2012), "Density of asteroids", Planetary and Space Science, 73, pp. 98–118, arXiv:1203.4336free to read, Bibcode:2012P&SS...73...98C, doi:10.1016/j.pss.2012.03.009.  See Table 1.

External links[edit]