383 Janina

383 Janina
Discovery
Discovered by	Auguste Charlois
Discovery date	January 29, 1894
Designations
Alternative names	1894 AU
Minor planet category	Main belt (Themis)
Orbital characteristics
Epoch 30 January 2005 (JD 2453400.5)
Aphelion	548.295 Gm (3.665 AU)
Perihelion	391.269 Gm (2.615 AU)
Semi-major axis	469.782 Gm (3.14 AU)
Eccentricity	0.167
Orbital period	2032.575 d (5.56 a)
Average orbital speed	16.81 km/s
Mean anomaly	58.849°
Inclination	2.65°
Longitude of ascending node	93.222°
Argument of perihelion	318.27°
Physical characteristics
Dimensions	46 km^[1]
Mass	unknown
Mean density	unknown
Surface gravity	unknown
Escape velocity	unknown
Rotation period	6.4 h^[1]
Albedo	0.0926^[1]
Temperature	unknown
Spectral type	B^[1]
Absolute magnitude (H)	9.91^[1]

383 Janina is a mid-sized Themistian asteroid 46 km in diameter.^[1] It is spectral B-type and is probably composed of primitive carbonaceous chondritic material.

It was discovered by Auguste Charlois on January 29, 1894 in Nice.^[1]

References

1 2 3 4 5 6 7 "JPL Small-Body Database Browser: 383 Janina (1894 AU)". JPL. Retrieved 6 April 2015.

External links

383 Janina at the JPL Small-Body Database

Discovery · Orbit diagram · Orbital elements · Physical parameters

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