Astronomy:503 Evelyn

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Short description: Main-belt asteroid
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)
|{{{apsis}}}|helion}}3.2031 astronomical unit|AU (479.18 Gm)
|{{{apsis}}}|helion}}2.2418 AU (335.37 Gm)
2.7225 AU (407.28 Gm)
Eccentricity0.17655
Orbital period4.49 yr (1640.7 d)
Mean anomaly98.1577°
Mean motion0° 13m 9.876s / day
Inclination5.0103°
Longitude of ascending node68.903°
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 density8.10 ± 1.38 g/cm3[2]
Rotation period38.728 h (1.6137 d)
Geometric albedo0.0585±0.008
Absolute magnitude (H)9.3


Evelyn (minor planet designation: 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. 1.0 1.1 "503 Evelyn (1903 LF)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. https://ssd.jpl.nasa.gov/sbdb.cgi?sstr=503;cad=1. 
  2. 2.0 2.1 2.2 Carry, B. (December 2012), "Density of asteroids", Planetary and Space Science 73: pp. 98–118, doi:10.1016/j.pss.2012.03.009, Bibcode2012P&SS...73...98C.  See Table 1.

External links