867 Kovacia

867 Kovacia

A three-dimensional model of 867 Kovacia based on its light curve.
Discovery
Discovered by	J. Palisa
Discovery date	February 25, 1917
Designations
Named after	Friedrich Kovacs
Alternative names	1917 BS, 1942 XF 1958 WA
Minor planet category	Main belt (Hygiea family)
Orbital characteristics
Epoch 18 August 2005 (JD 2453600.5)
Aphelion	519.0 Gm (3.469 AU)
Perihelion	397.0 Gm (2.654 AU)
Semi-major axis	458.1 Gm (3.062 AU)
Eccentricity	0.133
Orbital period	1957 d (5.36 a)
Average orbital speed	16.95 km/s
Mean anomaly	200.210°
Inclination	5.984°
Longitude of ascending node	49.610°
Argument of perihelion	71.605°
Physical characteristics
Dimensions	24 km[1]
Mass	~1.0×1016 kg (estimate)
Mean density	~1.4 g/cm³ (estimate)[2]
Surface gravity	~0.0047 m/s² (estimate)
Escape velocity	~0.011 km/s (estimate)
Rotation period	unknown
Albedo	0.0923 [1]
Temperature	~159 K max: 242K (-31° C)
Spectral type	B-type asteroid[3]
Absolute magnitude (H)	11.30

867 Kovacia is a minor planet orbiting the Sun.

References

1. Supplemental IRAS Minor Planet Survey
2. G. A. Krasinsky et al. Hidden Mass in the Asteroid Belt, Icarus, Vol. 158, p. 98 (2002).
3. T. Mothé-Diniz et al. Rotationally Resolved Spectra of 10 Hygiea and a Spectroscopic Study of the Hygiea Family, Icarus, Vol. 152, p. 117 (2001).

External links

• Discovery Circumstances: Numbered Minor Planets