484 Pittsburghia
Pittsburghia (minor planet designation: Pittsburghia) is an asteroid that is in orbit around the Sun 150 million miles from Earth. It is named in honor of the city of Pittsburgh, Pennsylvania, and its scientific and industrial heritage that produced some of the finest astronomy equipment of the time .
A three-dimensional model of 484 Pittsburghia based on its light curve | |
| Discovery | |
|---|---|
| Discovered by | Max Wolf |
| Discovery site | Heidelberg |
| Discovery date | 29 April 1902 |
| Designations | |
MPC designation | (484) Pittsburghia |
| Pronunciation | /pɪtsˈbɜːrɡiə/ |
Alternative designations | 1902 HX |
| Orbital characteristics | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 113.95 yr (41620 d) |
| Aphelion | 2.8208 AU (421.99 Gm) |
| Perihelion | 2.5141 AU (376.10 Gm) |
Semi-major axis | 2.6674 AU (399.04 Gm) |
| Eccentricity | 0.057501 |
Orbital period (sidereal) | 4.36 yr (1591.3 d) |
Mean anomaly | 344.592° |
Mean motion | 0° 13m 34.464s / day |
| Inclination | 12.512° |
Longitude of ascending node | 127.276° |
| 191.618° | |
| Physical characteristics | |
Mean radius | 15.805±1.05 km |
Synodic rotation period | 10.63 h (0.443 d) |
| 0.2012±0.030 | |
| 9.86 | |
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