914 Palisana
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| Discovery | |
|---|---|
| Discovered by | Max Wolf |
| Discovery site | Heidelberg |
| Discovery date | July 4, 1919 |
| Designations | |
| Alternative names | 1919 FN |
| Orbital characteristics | |
| Epoch August 18, 2005 (JDCT 2453600.5) | |
| Aphelion | 2.982 AU |
| Perihelion | 1.934 AU |
| Semi-major axis | 2.458 AU |
| Eccentricity | 0.213 |
| Orbital period | 3.853 a |
| Mean anomaly | 128.752° |
| Inclination | 25.223° |
| Longitude of ascending node | 255.883° |
| Argument of perihelion | 48.751° |
| Physical characteristics | |
| Dimensions | 81.27 ± 5.34[1] km |
| Mass | (2.35 ± 0.24) × 1018[1] kg |
| Mean density | 8.36 ± 1.85[1] g/cm3 |
| Spectral type | Ch[1] |
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914 Palisana is a minor planet orbiting the Sun. It is named after the Austrian astronomer Johann Palisa.
Measurements using the adaptive optics at the W. M. Keck Observatory give a diameter estimate of 76 km. The size ratio between the major and minor axes is 1.16.[2]
References
- ↑ 1.0 1.1 1.2 1.3 Carry, B. (December 2012), "Density of asteroids", Planetary and Space Science 73: 98-118, arXiv:1203.4336, Bibcode:2012P&SS...73...98C, doi:10.1016/j.pss.2012.03.009. See Table 1.
- ↑ Marchis, F. et al. (November 2006), "Shape, size and multiplicity of main-belt asteroids. I. Keck Adaptive Optics survey", Icarus 185 (1): 39–63, Bibcode:2006Icar..185...39M, doi:10.1016/j.icarus.2006.06.001, PMC 2600456, PMID 19081813.
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