503 Evelyn

503 Evelyn
Discovery
Discovered byRaymond Smith Dugan
Discovery siteHeidelberg
Discovery date19 January 1903
Designations
(503) Evelyn
1903 LF
Orbital characteristics[1]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc113.24 yr (41362 d)
Aphelion3.2031 AU (479.18 Gm)
Perihelion2.2418 AU (335.37 Gm)
2.7225 AU (407.28 Gm)
Eccentricity0.17655
4.49 yr (1640.7 d)
98.1577°
0° 13m 9.876s / day
Inclination5.0103°
68.903°
42.058°
Physical characteristics
Dimensions87.58 ± 3.58 km[2]
81.68±4.9 km[1]
Mass(2.85 ± 0.34) × 1018 kg[2]
Mean density
8.10 ± 1.38 g/cm3[2]
38.728 h (1.6137 d)
0.0585±0.008
9.3

503 Evelyn is a main belt asteroid discovered by Raymond Smith Dugan on 19 January 1903. The asteroid was named after Evelyn Smith Dugan, mother of the discoverer.

References

  1. ^ a b "503 Evelyn (1903 LF)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 9 May 2016.
  2. ^ a b c Carry, B. (December 2012), "Density of asteroids", Planetary and Space Science, vol. 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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