997 Priska

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997 Priska
Discovery
Discovered by K. Reinmuth
Discovery site Heidelberg
Discovery date 12 July 1923
Designations
1923 NR
Orbital characteristics[1]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc 92.58 yr (33815 days)
Aphelion 3.1569 AU (472.27 Gm)
Perihelion 2.1796 AU (326.06 Gm)
2.6683 AU (399.17 Gm)
Eccentricity 0.18315
4.36 yr (1592.0 d)
116.364°
0° 13m 34.068s / day
Inclination 10.507°
247.105°
51.558°
Earth MOID 1.18103 AU (176.680 Gm)
Jupiter MOID 2.07168 AU (309.919 Gm)
Jupiter Tisserand parameter 3.334
Physical characteristics
Mean radius
9.35±0.8 km
16.22 h (0.676 d)
0.0801±0.016
12.4

997 Priska is a main-belt asteroid.

References[edit]

External links[edit]