Astronomy:792 Metcalfia
From HandWiki
| 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) |
| |{{{apsis}}}|helion}} | 2.9633 astronomical unit|AU (443.30 Gm) |
| |{{{apsis}}}|helion}} | 2.2819 AU (341.37 Gm) |
| 2.6226 AU (392.34 Gm) | |
| Eccentricity | 0.12992 |
| Orbital period | 4.25 yr (1551.3 d) |
| Mean anomaly | 314.963° |
| Mean motion | 0° 13m 55.416s / day |
| Inclination | 8.6163° |
| Longitude of ascending node | 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 | |
| Mean radius | 30.365±0.7 km |
| Rotation period | 9.17 h (0.382 d)[1][2] |
| Geometric albedo | 0.0354±0.002 |
| Apparent magnitude | 10.33 |
| Absolute magnitude (H) | 10.33 |
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 astronomical unit|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]
See also
References
- ↑ 1.0 1.1 1.2 1.3 1.4 "792 Metcalfia (1907 ZC)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. https://ssd.jpl.nasa.gov/sbdb.cgi?sstr=792;cad=1.
- ↑ "Courbes de rotation d'astéroïdes et de comètes, CdR". http://obswww.unige.ch/~behrend/page3cou.html#000792.
- ↑ 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, Bibcode: 2011epsc.conf.1829N.
External links
- 792 Metcalfia at AstDyS-2, Asteroids—Dynamic Site
- 792 Metcalfia at the JPL Small-Body Database
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