303 Josephina

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303 Josephina
Discovery
Discovered by Elia Millosevich
Discovery date 12 February 1891
Designations
Main belt
Orbital characteristics[1]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc 124.85 yr (45600 d)
Aphelion 3.31643 AU (496.131 Gm)
Perihelion 2.92967 AU (438.272 Gm)
3.12305 AU (467.202 Gm)
Eccentricity 0.061920
5.52 yr (2015.9 d)
16.86 km/s
357.173°
0° 10m 42.892s / day
Inclination 6.87269°
344.002°
64.1014°
Earth MOID 1.94552 AU (291.046 Gm)
Jupiter MOID 1.94912 AU (291.584 Gm)
Jupiter Tisserand parameter 3.201
Physical characteristics
Dimensions 99.29±1.9 km
Mass unknown
Mean density
unknown
Equatorial surface gravity
unknown
Equatorial escape velocity
unknown
12.497 h (0.5207 d)
0.0594±0.002
Temperature unknown
unknown
8.9

303 Josephina is a large Main belt asteroid.[1] It was discovered by Elia Millosevich on February 12, 1891 in Rome. It was first of his two asteroid discoveries. The other was 306 Unitas.

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