1123 Shapleya

1123 Shapleya[1]
Discovery
Discovered by Neujmin, G.
Discovery date 21 September 1928
Orbital characteristics[1]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc 87.55 yr (31979 days)
Aphelion 2.5740346 AU (385.07010 Gm)
Perihelion 1.8774730 AU (280.86596 Gm)
2.2257538 AU (332.96803 Gm)
Eccentricity 0.1564777
3.32 yr (1212.9 d)
148.35946°
 17m 48.54s / day
Inclination 6.419413°
79.907072°
317.54115°
Earth MOID 0.889687 AU (133.0953 Gm)
Jupiter MOID 2.8333 AU (423.86 Gm)
Jupiter Tisserand parameter 3.622
Physical characteristics
52.92 h (2.205 d)
11.6

    1123 Shapleya is a main belt asteroid orbiting the Sun. It makes a revolution around the Sun once every 3 years. The time it takes to complete one rotation is greater than 20 hours. It was discovered by Grigory Nikolaevich Neujmin on September 21, 1928. Its provisional designation was 1928 ST.[1] It was named after Harlow Shapley, the American astronomer and director of Harvard Observatory.[2]

    References

    1. 1 2 3 "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


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