611 Valeria
611 Valeria is a minor planet orbiting the Sun that was discovered by American astronomer Joel Hastings Metcalf on September 24, 1906, from Taunton, Massachusetts. The name may have been inspired by the asteroid's provisional designation 1906 VL.
| Discovery | |
|---|---|
| Discovered by | Joel Hastings Metcalf |
| Discovery site | Taunton, Massachusetts |
| Discovery date | 24 September 1906 |
| Designations | |
MPC designation | (611) Valeria |
| Pronunciation | /vəˈlɪəriə/ |
Alternative designations | 1906 VL |
| Orbital characteristics | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 114.46 yr (41807 d) |
| Aphelion | 3.3397 AU (499.61 Gm) |
| Perihelion | 2.6243 AU (392.59 Gm) |
Semi-major axis | 2.9820 AU (446.10 Gm) |
| Eccentricity | 0.11996 |
Orbital period (sidereal) | 5.15 yr (1880.9 d) |
Mean anomaly | 71.676° |
Mean motion | 0° 11m 29.04s / day |
| Inclination | 13.445° |
Longitude of ascending node | 189.431° |
| 257.146° | |
| Physical characteristics | |
Mean radius | 28.485±0.7 km |
Synodic rotation period | 6.977 h (0.2907 d) |
| 0.1148±0.006 | |
| 9.19 | |
Photometric observations of this asteroid at the Organ Mesa Observatory in Las Cruces, New Mexico, during 2012 gave a light curve with a period of 6.977 ± 0.001 hours and a brightness variation of 0.08 ± 0.01 in magnitude. This result is consistent with a previous study from 2008.
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