871 Amneris

871 Amneris is a minor planet orbiting the Sun. It is the namesake of the Amneris family, a subgroup of the Flora family of Main Belt asteroids.

871 Amneris

Discovery
Discovered by	Max Wolf
Discovery site	Heidelberg
Discovery date	14 May 1917
Designations
MPC designation	(871) Amneris
Pronunciation	/æmˈnɛrɪs/
Alternative designations	1917 BY
Minor planet category	Main belt Amneris family
Orbital characteristics[1]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc	108.93 yr (39786 days)
Aphelion	2.4891 AU (372.36 Gm)
Perihelion	1.9555 AU (292.54 Gm)
Semi-major axis	2.2223 AU (332.45 Gm)
Eccentricity	0.12006
Orbital period	3.31 yr (1210.0 d)
Mean anomaly	340.333°
Mean motion	0° 17^m 51.036^s / day
Inclination	4.2509°
Longitude of ascending node	158.026°
Argument of perihelion	66.284°
Physical characteristics
Absolute magnitude (H)	12.6

This asteroid was named after Amneris, a character in Giuseppe Verdi's Aida.[2]

References

1. "871 Amneris (1917 BY)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 3 May 2016.
2. "(871) Amneris". (871) Amneris In: Dictionary of Minor Planet Names. Springer. 2003. p. 79. doi:10.1007/978-3-540-29925-7_872. ISBN 978-3-540-29925-7.

External links

• Asteroid 871 Amneris, Small Bodies Data Ferret
• 871 Amneris at AstDyS-2, Asteroids—Dynamic Site
  • Ephemeris · Observation prediction · Orbital info · Proper elements · Observational info
• 871 Amneris at the JPL Small-Body Database
  • Close approach · Discovery · Ephemeris · Orbit diagram · Orbital elements · Physical parameters