328 Gudrun

Gudrun (minor planet designation: 328 Gudrun) is a main-belt asteroid.

328 Gudrun
Modelled shape of Gudrun from its lightcurve
Discovery
Discovered byMax Wolf
Discovery siteHeidelberg Obs.
Discovery date18 March 1892
Designations
(328) Gudrun
Pronunciation/ˈɡʊdrn/[1]
Named after
Gudrun
Main belt
Orbital characteristics[2]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc104.41 yr (38135 d)
Aphelion3.43998 AU (514.614 Gm)
Perihelion2.78126 AU (416.071 Gm)
3.11062 AU (465.342 Gm)
Eccentricity0.10588
5.49 yr (2003.9 d)
325.246°
0° 10m 46.747s / day
Inclination16.1164°
352.328°
103.924°
Physical characteristics
Dimensions122.92±5.2 km[2]
122.59 ± 3.72 km[3]
Mass(3.16 ± 0.46) × 1018 kg[3]
Mean density
3.27 ± 0.55 g/cm3[3]
10.992 h (0.4580 d)
0.0425±0.004
8.8

    It was discovered by Max Wolf on March 18, 1892, in Heidelberg.

    Analysis of the light curve generated from photometric data collected in March 2012 provide a rotation period estimate of 10.992±0.002 h with a brightness variation of 0.32±0.02 in B magnitude.[4]

    References

    1. "Gudrun". Merriam-Webster.com Dictionary.
    2. "328 Gudrun". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 11 May 2016.
    3. 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.
    4. Schmidt, Richard E. (July 2012), "The Rotation Period of 328 Gudrun", Bulletin of the Minor Planets Section of the Association of Lunar and Planetary Observers, vol. 39, no. 3, p. 109, Bibcode:2012MPBu...39..109S.


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