792 Metcalfia

792 Metcalfia is a minor planet orbiting the Sun. It was discovered in 1907 by Joel Hastings Metcalf and was named after its discoverer. This is an X-type asteroid in the main belt some 2.62 AU from the Sun. It has a rotation period of 9.17 hours and spans 61 km. The best fit meteorite analog is Gorlovka OC sample RS-CMP-048.[3]

792 Metcalfia
Discovery
Discovered byJoel Hastings Metcalf
Discovery siteTaunton
Discovery date20 March 1907[1]
Designations
(792) Metcalfia
1907 ZC[1]
Orbital characteristics[1]
Epoch 31 July 2016 (JD 2457600.5)[1]
Uncertainty parameter 0
Observation arc101.00 yr (36889 d)
Aphelion2.9633 AU (443.30 Gm)
Perihelion2.2819 AU (341.37 Gm)
2.6226 AU (392.34 Gm)
Eccentricity0.12992
4.25 yr (1551.3 d)
314.963°
0° 13m 55.416s / day
Inclination8.6163°
265.120°
227.772°
Earth MOID1.30547 AU (195.296 Gm)
Jupiter MOID2.15762 AU (322.775 Gm)
TJupiter3.376
Physical characteristics
Mean radius
30.365±0.7 km
9.17 h (0.382 d)[1][2]
0.0354±0.002
10.33
10.33

    See also

    References
    1. "792 Metcalfia (1907 ZC)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 4 May 2016.
    2. "Courbes de rotation d'astéroïdes et de comètes, CdR".
    3. Neeley, J. R.; et al. (October 2011), "The composition of M-type asteroids: Synthesis of spectroscopic and radar observations", EPSC-DPS Joint Meeting 2011, held 2-7 October 2011 in Nantes, France, p. 1829, arXiv:1407.0750, Bibcode:2011epsc.conf.1829N.


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