1012 Sarema

1012 Sarema

Discovery
Discovered by	Karl Wilhelm Reinmuth[1]
Discovery date	12 January 1924[1]
Designations
MPC designation	1012 Sarema[1]
Alternative names	1924 PM[1]
Minor planet category	Main-belt asteroid
Orbital characteristics[2]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc	108.42 yr (39601 days)
Aphelion	2.8145 AU (421.04 Gm)
Perihelion	2.1457 AU (320.99 Gm)
Semi-major axis	2.4801 AU (371.02 Gm)
Eccentricity	0.13484
Orbital period	3.91 yr (1426.6 d)
Mean anomaly	254.59°
Mean motion	0° 15^m 8.424^s / day
Inclination	4.0319°
Longitude of ascending node	73.192°
Argument of perihelion	24.782°
Earth MOID	1.1617 AU (173.79 Gm)
Jupiter MOID	2.34308 AU (350.520 Gm)
Jupiter Tisserand parameter	3.463
Physical characteristics
Mean radius	10.56±0.65 km
Rotation period	10.32 h (0.430 d)
Geometric albedo	0.0430±0.006
Absolute magnitude (H)	12.41

1012 Sarema is an asteroid. It was discovered by German astronomer Karl Wilhelm Reinmuth on January 12, 1924. Its provisional designation was 1924 PM. It was named after a character in a poem by Aleksandr Pushkin, made into the opera Sarema by Alexander von Zemlinsky.^[1]

References

1. Schmadel, Lutz (1992). Dictionary of Minor Planet Names 1. Berlin: Springer Verlag. ISBN 3-540-00238-3.
2. "1012 Sarema (1924 PM)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 2 May 2016.

External links

• 1012 Sarema at the JPL Small-Body Database

• Discovery · Orbit diagram · Orbital elements · Physical parameters