357 Ninina

357 Ninina
Discovery
Discovered by	Auguste Charlois
Discovery date	11 February 1893
Designations
Alternative names	1893 J
Minor planet category	Main belt
Orbital characteristics^[1]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc	108.56 yr (39650 d)
Aphelion	3.38973 AU (507.096 Gm)
Perihelion	2.92272 AU (437.233 Gm)
Semi-major axis	3.15623 AU (472.165 Gm)
Eccentricity	0.073982
Orbital period	5.61 yr (2048.1 d)
Average orbital speed	16.78 km/s
Mean anomaly	144.322°
Mean motion	0° 10^m 32.783^s / day
Inclination	15.0642°
Longitude of ascending node	137.809°
Argument of perihelion	254.250°
Earth MOID	1.96776 AU (294.373 Gm)
Jupiter MOID	1.98254 AU (296.584 Gm)
Jupiter Tisserand parameter	3.149
Physical characteristics
Dimensions	7005106100000000000♠106.10±2.2 km
Mass	unknown
Mean density	unknown
Equatorial surface gravity	unknown
Equatorial escape velocity	unknown
Rotation period	36.0105 h (1.50044 d)
Geometric albedo	6998509999999999999♠0.0510±0.002
Temperature	unknown
Spectral type	unknown
Absolute magnitude (H)	8.72

357 Ninina is a large main-belt asteroid.^[1] It was discovered by Auguste Charlois on February 11, 1893, in Nice.

References

Minor planets navigator

356 Liguria 357 Ninina 358 Apollonia

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