Astronomy:640 Brambilla

640 Brambilla

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)
|{{{apsis}}}|helion}}	3.4132 astronomical unit|AU (510.61 Gm)
|{{{apsis}}}|helion}}	2.9022 AU (434.16 Gm)
Semi-major axis	3.1577 AU (472.39 Gm)
Eccentricity	0.080911
Orbital period	5.61 yr (2049.5 d)
Mean anomaly	195.722°
Mean motion	0° 10m 32.34s / day
Inclination	13.376°
Longitude of ascending node	234.934°
|{{{apsis}}}|helion}}	31.380°
Physical characteristics
Mean radius	40.395±1.15 km
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.

External links

• 640 Brambilla at AstDyS-2, Asteroids—Dynamic Site
  • Ephemeris · Observation prediction · Orbital info · Proper elements · Observational info
• 640 Brambilla at the JPL Small-Body Database
  • Close approach · Discovery · Ephemeris · Orbit diagram · Orbital elements · Physical parameters