1214 Richilde

Richilde

Discovery
Discovered by	Max Wolf
Discovery site	Heidelberg
Discovery date	1 January 1932
Designations
MPC designation	1214
Alternative names	1932 AA; 1930 QD; 1961 PC
Orbital characteristics[1]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc	85.45 yr (31211 days)
Aphelion	3.0320656 AU (453.59056 Gm)
Perihelion	2.3874680 AU (357.16013 Gm)
Semi-major axis	2.709767 AU (405.3754 Gm)
Eccentricity	0.1189397
Orbital period	4.46 yr (1629.3 d)
Mean anomaly	118.59498°
Mean motion	0° 13^m 15.442^s / day
Inclination	9.835123°
Longitude of ascending node	285.93016°
Argument of perihelion	32.68205°
Earth MOID	1.37947 AU (206.366 Gm)
Jupiter MOID	2.22635 AU (333.057 Gm)
Jupiter Tisserand parameter	3.332
Physical characteristics
Dimensions	35.29 km
Mean radius	17.645±1.6 km
Rotation period	9.860 h (0.4108 d)
Sidereal rotation period	9.860
Geometric albedo	0.0619±0.013
Spectral type	B
Absolute magnitude (H)	11.1

1214 Richilde (1932 AA) is a Main-belt asteroid discovered on January 1, 1932, by Max Wolf at Heidelberg.

References

1. "1214 Richilde (1932 AA)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 30 April 2016.

External links

• 1214 Richilde at the JPL Small-Body Database

• Discovery · Orbit diagram · Orbital elements · Physical parameters