1330 Spiridonia

Spiridonia

Discovery
Discovered by	V. Albitzkij
Discovery site	Simeis
Discovery date	17 February 1925
Designations
MPC designation	1330
Alternative names	1925 DB
Orbital characteristics[1]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc	82.63 yr (30181 days)
Aphelion	3.4134994 AU (510.65224 Gm)
Perihelion	2.9317653 AU (438.58585 Gm)
Semi-major axis	3.172632 AU (474.6190 Gm)
Eccentricity	0.0759203
Orbital period	5.65 yr (2064.1 d)
Mean anomaly	33.656709°
Mean motion	0° 10^m 27.88^s / day
Inclination	15.95836°
Longitude of ascending node	158.83695°
Argument of perihelion	5.030265°
Earth MOID	1.93935 AU (290.123 Gm)
Jupiter MOID	1.57077 AU (234.984 Gm)
Jupiter Tisserand parameter	3.137
Physical characteristics
Dimensions	55km
Mean radius	27.54±2.45 km
Rotation period	9.67 h (0.403 d)
Geometric albedo	0.0498±0.010
Absolute magnitude (H)	10.0

1330 Spiridonia (1925 DB) is a main-belt asteroid 55 km in diameter discovered on February 17, 1925, by V. Albitzkij at Simeis.

References

1. "1330 Spiridonia (1925 DB)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 27 April 2016.

External links

• 1330 Spiridonia at the JPL Small-Body Database

• Discovery · Orbit diagram · Orbital elements · Physical parameters