1915 Quetzálcoatl
1915 Quetzálcoatl, provisional designation 1953 EA, is a very eccentric, stony asteroid classified as near-Earth object, about half a kilometer in diameter. It was discovered on 9 March 1953, by American astronomer Albert George Wilson at Palomar Observatory, California. It was named for Quetzalcoatl from Aztec mythology.
| Discovery | |
|---|---|
| Discovered by | A. G. Wilson |
| Discovery site | Palomar Obs. |
| Discovery date | 9 March 1953 |
| Designations | |
MPC designation | (1915) Quetzálcoatl |
| Pronunciation | /ˌkɛtsælkoʊˈɑːtəl/ |
Named after | Quetzalcoatl (Mesoamerican deity) |
Alternative designations | 1953 EA |
Minor planet category | NEO · Amor · Alinda |
| Orbital characteristics | |
| Epoch 4 September 2017 (JD 2458000.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 51.59 yr (18,842 days) |
| Aphelion | 3.9958 AU |
| Perihelion | 1.0928 AU |
Semi-major axis | 2.5443 AU |
| Eccentricity | 0.5705 |
Orbital period (sidereal) | 4.06 yr (1,482 days) |
Mean anomaly | 12.497° |
| Inclination | 20.402° |
Longitude of ascending node | 162.95° |
| 347.88° | |
| Earth MOID | 0.1102 AU · 42.9 LD |
| Physical characteristics | |
| Dimensions | 0.40 km 0.5 km |
Synodic rotation period | 4.9 h |
| 0.21 0.31 | |
| Tholen = SMU · SMU B–V = 0.784 U–B = 0.430 | |
| 18.88 · 18.88±0.11 · 18.90 · 18.97 | |
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