554 Peraga

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554 Peraga
Discovery
Discovered by Paul Götz
Discovery site Heidelberg
Discovery date January 8, 1905
Designations
1905 PS
Orbital characteristics[1]
Epoch October 3, 1996 (JDCT 2450359.5)
Aphelion 2.740 AU
Perihelion 2.009 AU
2.374 AU
Eccentricity 0.154
3.659 a
65.026°
Inclination 2.942°
295.750°
127.476°
Physical characteristics
Dimensions 96.46 ± 1.68[2] km
Mass (6.59 ± 0.66) × 1017[2] kg
Mean density
1.40 ± 0.15[2] g/cm3

554 Peraga is a minor planet orbiting the Sun that was discovered by German astronomer Paul Götz on January 8, 1905 from Heidelberg.

13-cm radar observations of this asteroid from the Arecibo Observatory between 1980 and 1985 were used to produce a diameter estimate of 101 km.[3]

References[edit]

  1. ^ Yeomans, Donald K., "554 Peraga", JPL Small-Body Database Browser (NASA Jet Propulsion Laboratory), retrieved 2013-03-30. 
  2. ^ a b c Carry, B. (December 2012), "Density of asteroids", Planetary and Space Science 73: 98-118, arXiv:1203.4336, Bibcode:2012P&SS...73...98C, doi:10.1016/j.pss.2012.03.009.  See Table 1.
  3. ^ Ostro, S. J. et al. (August 1985), "Mainbelt asteroids - Dual-polarization radar observations", Science 229: 442-446, Bibcode:1985Sci...229..442O, doi:10.1126/science.229.4712.442. 

External links[edit]