292 Ludovica

292 Ludovica
Discovery
Discovered by Johann Palisa
Discovery date April 25, 1890
Designations
Alternate name(s) 1930 GM
Minor planet
category
Main belt
Epoch 30 January 2005 (JD 2453400.5)
Aphelion 391.317 Gm (2.616 AU)
Perihelion 365.457 Gm (2.443 AU)
Semi-major axis 378.387 Gm (2.529 AU)
Eccentricity 0.034
Orbital period 1469.286 d (4.02 a)
Average orbital speed 18.73 km/s
Mean anomaly 79.571°
Inclination 14.919°
Longitude of ascending node 43.661°
Argument of perihelion 285.287°
Physical characteristics
Dimensions 33 km [1]
Mass ~5×1016 (estimate)
Mean density ~2.7 g/cm³ (estimate) [2]
Equatorial surface gravity ~0.01 m/s² (estimate)
Escape velocity ~0.02 km/s (estimate)
Rotation period 0.372 d (8.93 h) [3]
Albedo 0.265 [1]
Temperature ~166 K
max: 239 K (-34°C)
Spectral type S [3]
Absolute magnitude (H) 9.5

292 Ludovica is a Main belt asteroid.

It was discovered by Johann Palisa on April 25, 1890 in Vienna.

References

  1. ^ a b Supplemental IRAS Minor Planet Survey
  2. ^ G. A. Krasinsky et al. (2002). "Hidden Mass in the Asteroid Belt". Icarus 158: 98. Bibcode 2002Icar..158...98K. doi:10.1006/icar.2002.6837. 
  3. ^ a b PDS lightcurve data