1015 Christa

1015 Christa
Discovery
Discovered by	Karl Wilhelm Reinmuth
Discovery date	31 January 1924
Designations
Alternative names	1924 QF
Orbital characteristics^[1]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc	92.19 yr (33673 days)
Aphelion	3.4840 AU (521.20 Gm)
Perihelion	2.9419 AU (440.10 Gm)
Semi-major axis	3.2130 AU (480.66 Gm)
Eccentricity	0.084359
Orbital period	5.76 yr (2103.6 d)
Mean anomaly	129.85°
Mean motion	0° 10^m 16.104^s / day
Inclination	9.4433°
Longitude of ascending node	120.36°
Argument of perihelion	285.85°
Earth MOID	1.96887 AU (294.539 Gm)
Jupiter MOID	1.85798 AU (277.950 Gm)
Jupiter Tisserand parameter	3.164
Physical characteristics
Mean radius	7001484700000000000♠48.47±1.8 km,^[1] 49.885 ± 1.23 km^[2]
Mass	(4.77 ± 0.68) × 10¹⁸ kg^[2]
Mean density	9.17 ± 1.46^[2] g/cm³
Rotation period	11.230 h (0.4679 d)
Geometric albedo	6998459000000000000♠0.0459±0.004
Spectral type	Xc^[2]
Absolute magnitude (H)	9.03

1015 Christa is an asteroid. It was discovered by Karl Wilhelm Reinmuth on January 31, 1924. Its provisional designation was 1924 QF.

References

1 2 "1015 Christa (1924 QF)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 2 May 2016.
1 2 3 4 Carry, B. (December 2012), "Density of asteroids", Planetary and Space Science, 73, pp. 98–118, arXiv:1203.4336, Bibcode:2012P&SS...73...98C, doi:10.1016/j.pss.2012.03.009. See Table 1.

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