646 Kastalia

646 Kastalia

Discovery
Discovered by	August Kopff
Discovery site	Heidelberg
Discovery date	11 September 1907
Designations
MPC designation	(646) Kastalia
Pronunciation	/kæˈsteɪliə/[1]
Alternative designations	1907 AC
Orbital characteristics[2]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc	108.60 yr (39665 d)
Aphelion	2.8200 AU (421.87 Gm)
Perihelion	1.8300 AU (273.76 Gm)
Semi-major axis	2.3250 AU (347.82 Gm)
Eccentricity	0.21291
Orbital period (sidereal)	3.55 yr (1294.9 d)
Mean anomaly	266.366°
Mean motion	0° 16^m 40.872^s / day
Inclination	6.9010°
Longitude of ascending node	302.820°
Argument of perihelion	38.142°
Physical characteristics
Dimensions	8.15±0.15 km
Absolute magnitude (H)	12.6

646 Kastalia is a minor planet orbiting the Sun, not to be confused with the near-Earth asteroid 4769 Castalia.

References

1. 'Castalia' in Noah Webster (1884) A Practical Dictionary of the English Language
2. "646 Kastalia (1907 AC)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 5 May 2016.

External links

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