1113 Katja

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1113 Katja[1]
Discovery
Discovered by Shajn, P. at Simeis
Discovery date 15 August 1928
Designations
MPC designation (1113) Katja
Orbital characteristics[1]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc 107.06 yr (39105 days)
Aphelion|Aphelion 3.5544207 AU (531.73377 Gm)
Perihelion|Perihelion 2.6681637 AU (399.15161 Gm)
3.1112922 AU (465.44269 Gm)
Eccentricity 0.1424259
5.49 yr (2004.5 d)
270.09743°
0° 10m 46.54s / day
Inclination 13.282117°
324.54993°
119.18000°
Earth MOID 1.71248 AU (256.183 Gm)
Jupiter MOID 1.71355 AU (256.343 Gm)
Jupiter Tisserand parameter 3.162
Physical characteristics
Mean radius
19.25±1 km
18.465 h (0.7694 d)
0.2071±0.023
9.3

1113 Katja is a main belt asteroid orbiting the Sun. It was discovered by Pelageya Fedorovna Shajn on August 15, 1928, at Simeis, it was independently discovered on August 24 by M.F. Wolf in Heidelberg, Germany. Its provisional designation was 1928 QC, it was named in honor of calculator and laboratory assistant Katja Iosko of the discovery observatory.[2]

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