3949 Mach
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3949 Mach
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Discovery[1] and designation
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| Discovered by | A. Mrkos |
| Discovery date | October 20, 1985 |
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Designations
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| Named after | Ernst Mach |
| Alternate name(s) | 1985 UL |
| Minor planet category |
Main belt |
| Epoch December 31, 2006 (JD 2454100.5) | |
| Aphelion | 341.011 Gm (2.280 AU) |
| Perihelion | 319.566 Gm (2.136 AU) |
| Semi-major axis | 330.288 Gm (2.208 AU) |
| Eccentricity | 0.032 |
| Orbital period | 1198.257 d (3.28 a) |
| Average orbital speed | 20.04 km/s |
| Mean anomaly | 0.302° |
| Inclination | 3.778° |
| Longitude of ascending node | 249.955° |
| Argument of perihelion | 304.551° |
| Dimensions | ? km |
| Mass | ?×10? kg |
| Mean density | ? g/cm³ |
| Equatorial surface gravity | ? m/s² |
| Equatorial escape velocity | ? km/s |
| Sidereal rotation period |
? d |
| Axial tilt | ?° |
| Pole ecliptic latitude | ? |
| Pole ecliptic longitude | ? |
| Geometric albedo | 0.10 |
| Temperature | ~187 K |
| Spectral type | ? |
| Absolute magnitude (H) | 13.3 |
3949 Mach is a minor planet. It was discovered by Antonín Mrkos on October 20, 1985 at the Kleť Observatory in Czech Republic. It is named for physicist Ernst Mach.
See also
External links
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