816 Juliana

816 Juliana is a minor planet orbiting the Sun. It measures 59.85k in diameter. It was discovered on 8 February 1916 by Max Wolf at the Landessternwarte Heidelberg-Königstuhl Observatory in Heidelberg, Germany.

816 Juliana
A three-dimensional model of 816 Juliana based on its light curve
Discovery
Discovered byMax Wolf
Discovery siteHeidelberg Observatory
Discovery date8 February 1916
Designations
(816) Juliana
1916 YV
Orbital characteristics[1]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc100.18 yr (36592 d)
Aphelion3.3307 AU (498.27 Gm)
Perihelion2.6721 AU (399.74 Gm)
3.0014 AU (449.00 Gm)
Eccentricity0.10971
5.20 yr (1899.2 d)
104.02°
0° 11m 22.38s / day
Inclination14.330°
127.863°
21.017°
Physical characteristics
Mean radius
29.925±0.6 km
10.58 h (0.441 d)
0.0311±0.001
10.4

    Wolf probably chose the name to honour Princess Juliana (later Queen Juliana of the Netherlands); he had previously named 392 Wilhelmina after her mother.[2]

    References

    1. "816 Juliana (1916 YV)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 4 May 2016.
    2. Lutz D. Schmadel (2011). Dictionary of Minor Planet Names. Addendum to Fifth Edition: 2006–2008. Springer. ISBN 978-3-642-01966-1.


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