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]
| Discovery | |
|---|---|
| Discovered by | Joel Hastings Metcalf |
| Discovery site | Taunton |
| Discovery date | 20 March 1907[1] |
| Designations | |
| (792) Metcalfia | |
| 1907 ZC[1] | |
| Orbital characteristics[1] | |
| Epoch 31 July 2016 (JD 2457600.5)[1] | |
| Uncertainty parameter 0 | |
| Observation arc | 101.00 yr (36889 d) |
| Aphelion | 2.9633 AU (443.30 Gm) |
| Perihelion | 2.2819 AU (341.37 Gm) |
| 2.6226 AU (392.34 Gm) | |
| Eccentricity | 0.12992 |
| 4.25 yr (1551.3 d) | |
| 314.963° | |
| 0° 13m 55.416s / day | |
| Inclination | 8.6163° |
| 265.120° | |
| 227.772° | |
| Earth MOID | 1.30547 AU (195.296 Gm) |
| Jupiter MOID | 2.15762 AU (322.775 Gm) |
| TJupiter | 3.376 |
| Physical characteristics | |
| 30.365±0.7 km | |
| 9.17 h (0.382 d)[1][2] | |
| 0.0354±0.002 | |
| 10.33 | |
| 10.33 | |
See also
editReferences
edit- ^ a b c d e "792 Metcalfia (1907 ZC)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 4 May 2016.
- ^ "Courbes de rotation d'astéroïdes et de comètes, CdR".
- ^ 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.
External links
edit- 792 Metcalfia at AstDyS-2, Asteroids—Dynamic Site
- 792 Metcalfia at the JPL Small-Body Database
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