946 Poësia

946 Poësia
Discovery
Discovered by	Max Wolf
Discovery site	Heidelberg
Discovery date	11 February 1921
Designations
Alternative names	1921 JC
Orbital characteristics^[1]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc	94.94 yr (34677 days)
Aphelion	3.5643 AU (533.21 Gm)
Perihelion	2.6673 AU (399.02 Gm)
Semi-major axis	3.1158 AU (466.12 Gm)
Eccentricity	0.14394
Orbital period	5.50 yr (2008.9 d)
Mean anomaly	139.059°
Mean motion	0° 10^m 45.12^s / day
Inclination	1.4315°
Longitude of ascending node	69.660°
Argument of perihelion	38.295°
Earth MOID	1.68272 AU (251.731 Gm)
Jupiter MOID	1.56718 AU (234.447 Gm)
Jupiter Tisserand parameter	3.201
Physical characteristics
Mean radius	7001218750000000000♠21.875±2.3 km
Rotation period	108.5 h (4.52 d)
Geometric albedo	6998627000000000000♠0.0627±0.015
Absolute magnitude (H)	10.42

946 Poësia is a Themistian asteroid.

References

↑ "946 Poesia (1921 JC)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 2 May 2016.

External links

Discovery · Orbit diagram · Orbital elements · Physical parameters

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