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.
| Discovery | |
|---|---|
| Discovered by | Joel Hastings Metcalf |
| Discovery site | Taunton |
| Discovery date | 20 March 1907 |
| Designations | |
MPC designation | (792) Metcalfia |
Alternative designations | 1907 ZC |
| Orbital characteristics | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 101.00 yr (36889 d) |
| Aphelion | 2.9633 AU (443.30 Gm) |
| Perihelion | 2.2819 AU (341.37 Gm) |
Semi-major axis | 2.6226 AU (392.34 Gm) |
| Eccentricity | 0.12992 |
Orbital period (sidereal) | 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 |
Synodic rotation period | 9.17 h (0.382 d) |
| 0.0354±0.002 | |
| 10.33 | |
| 10.33 | |
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