303 Josephina

303 Josephina
Discovery
Discovered by	Elia Millosevich
Discovery date	12 February 1891
Designations
MPC designation	(303) Josephina
Alternative designations	A891 CA; 1948 MA 1974 KC
Minor planet category	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)
Semi-major axis	3.12305 AU (467.202 Gm)
Eccentricity	0.061920
Orbital period (sidereal)	5.52 yr (2015.9 d)
Mean anomaly	357.173°
Mean motion	0° 10^m 42.892^s / day
Inclination	6.87269°
Longitude of ascending node	344.002°
Argument of perihelion	64.1014°
Physical characteristics
Dimensions	99.29±1.9 km
Synodic rotation period	12.497 h (0.5207 d)
Geometric albedo	0.0594±0.002
Temperature	unknown
Absolute magnitude (H)	8.9

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

Orbit diagram

References

^ ^a ^b "303 Josephina". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Archived from the original on 15 September 2020. Retrieved 11 May 2016.

External links

303 Josephina at AstDyS-2, Asteroids—Dynamic Site
- Ephemeris · Observation prediction · Orbital info · Proper elements · Observational info
303 Josephina at the JPL Small-Body Database
- Close approach · Discovery · Ephemeris · Orbit viewer · Orbit parameters · Physical parameters

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