623 Chimaera

623 Chimaera
Discovery
Discovered by	K. Lohnert
Discovery site	Heidelberg
Discovery date	22 January 1907
Designations
Alternative names	1907 XJ
Orbital characteristics^[1]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc	106.49 yr (38896 d)
Aphelion	2.7396 AU (409.84 Gm)
Perihelion	2.1819 AU (326.41 Gm)
Semi-major axis	2.4607 AU (368.12 Gm)
Eccentricity	0.11331
Orbital period	3.86 yr (1409.9 d)
Mean anomaly	186.178°
Mean motion	0° 15^m 19.224^s / day
Inclination	14.127°
Longitude of ascending node	308.337°
Argument of perihelion	124.416°
Earth MOID	1.22667 AU (183.507 Gm)
Jupiter MOID	2.49296 AU (372.942 Gm)
Jupiter Tisserand parameter	3.440
Physical characteristics
Mean radius	7001220450000000000♠22.045±0.5 km
Rotation period	14.635 h (0.6098 d)
Geometric albedo	6998372000000000000♠0.0372±0.002
Absolute magnitude (H)	10.97

623 Chimaera is a minor planet orbiting the Sun.

References

↑ "623 Chimaera (1907 XJ)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 5 May 2016.

External links

Discovery · Orbit diagram · Orbital elements · Physical parameters

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