| Discovery | |
|---|---|
| Discovered by | August Kopff |
| Discovery site | Heidelberg |
| Discovery date | 29 August 1907 |
| Designations | |
| MPC designation | (640) Brambilla |
| Alternative designations | 1907 ZW |
| Orbital characteristics | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 108.57 yr (39655 d) |
| Aphelion | 3.4132 AU (510.61 Gm) |
| Perihelion | 2.9022 AU (434.16 Gm) |
| Semi-major axis | 3.1577 AU (472.39 Gm) |
| Eccentricity | 0.080911 |
| Orbital period (sidereal) | 5.61 yr (2049.5 d) |
| Mean anomaly | 195.722° |
| Mean motion | 0° 10 32.34 / day |
| Inclination | 13.376° |
| Longitude of ascending node | 234.934° |
| Argument of perihelion | 31.380° |
| Physical characteristics | |
| Mean radius | 40.395±1.15 km |
| Synodic rotation period | 7.768 h (0.3237 d) |
| Geometric albedo | 0.0686±0.004 |
| Absolute magnitude (H) | 9.2 |
640 Brambilla is a minor planet orbiting the Sun.
Brambilla is an Italian surname derived from Val Brembana in Italy.
References
- "640 Brambilla (1907 ZW)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 5 May 2016.
External links
- 640 Brambilla at AstDyS-2, Asteroids—Dynamic Site
- 640 Brambilla at the JPL Small-Body Database
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