Discovery | |
---|---|
Discovered by | Joel Hastings Metcalf |
Discovery site | Taunton |
Discovery date | 20 March 1907[1] |
Designations | |
MPC designation | (792) Metcalfia |
Alternative designations | 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) |
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° |
Argument of perihelion | 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)[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 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]
Neeley_et_al_2011
was invoked but never defined (see the help page).