1162 Larissa

1162 Larissa ^[1]

Discovery
Discovered by	Reinmuth, K.
Discovery date	5 January 1930
Orbital characteristics [1]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc	86.28 yr (31514 days)
Aphelion	4.3572099 AU (651.82932 Gm)
Perihelion	3.4990853 AU (523.45571 Gm)
Semi-major axis	3.9281476 AU (587.64252 Gm)
Eccentricity	0.1092276
Orbital period	7.79 yr (2843.7 d)
Mean anomaly	263.27207°
Mean motion	0° 7^m 35.748^s / day
Inclination	1.887145°
Longitude of ascending node	39.770148°
Argument of perihelion	211.10117°
Earth MOID	2.48494 AU (371.742 Gm)
Jupiter MOID	0.683816 AU (102.2974 Gm)
Jupiter Tisserand parameter	3.051
Physical characteristics
Mean radius	22.3 km
Rotation period	6.516 h (0.2715 d)
Geometric albedo	0.1485±0.040
Absolute magnitude (H)	9.44

1162 Larissa is an outer main belt asteroid orbiting the Sun. Approximately 45 kilometers in diameter, it makes a revolution around the Sun once every 8 years. It was discovered by Karl Wilhelm Reinmuth at Heidelberg, Germany on January 5, 1930. Its provisional designation was 1930 AC.^[1] Later it was named for the city in eastern Thessaly.^[2]

In Fiction

Larissa appears in the novel "Coming Home" by Jack McDevitt (Ace Books, 2014).

References

1. "JPL Small-Body Database Browser". Retrieved 1 May 2016.
2. Schmadel, Lutz D. (2003). Dictionary of Minor Planet Names. Springer. ISBN 3-540-00238-3.

External links

• 1162 Larissa at the JPL Small-Body Database

• Discovery · Orbit diagram · Orbital elements · Physical parameters