285 Regina

Regina (minor planet designation: 285 Regina) is a typical, although fairly large, Main belt asteroid.[2] It was discovered by Auguste Charlois on 3 August 1889 in Nice, France.

285 Regina
Discovery
Discovered byAuguste Charlois
Discovery date3 August 1889
Designations
(285) Regina
Pronunciation/rɪˈnə/[1]
Main belt
Orbital characteristics[2]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc104.63 yr (38215 d)
Aphelion3.72130 AU (556.699 Gm)
Perihelion2.44540 AU (365.827 Gm)
3.08335 AU (461.263 Gm)
Eccentricity0.20690
5.41 yr (1977.6 d)
16.97 km/s
137.349°
0° 10m 55.348s / day
Inclination17.6192°
311.385°
14.4439°
Physical characteristics
Dimensions45.13±2.2 km
9.542 h (0.3976 d)
0.0547±0.006
Temperatureunknown
10.7

    References

    1. "Regina". Oxford English Dictionary (Online ed.). Oxford University Press. (Subscription or participating institution membership required.)
    2. "285 Regina". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 11 May 2016.


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