687 Tinette is a minor planet, specifically an asteroid orbiting primarily in the asteroid belt. It was discovered by Austrian astronomer Johann Palisa on 16 August 1909 from Vienna and was given the preliminary designation 1909 HG.

687 Tinette
Discovery
Discovered byJ. Palisa
Discovery siteVienna
Discovery date16 August 1909
Designations
(687) Tinette
1909 HG
Orbital characteristics[1]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc97.38 yr (35569 d)
Aphelion3.4628 AU (518.03 Gm)
Perihelion1.9794 AU (296.11 Gm)
2.7211 AU (407.07 Gm)
Eccentricity0.27256
4.49 yr (1639.5 d)
260.701°
0° 13m 10.488s / day
Inclination14.878°
334.346°
52.932°
Physical characteristics
7.40 h (0.308 d)[2][1]
11.71

Photometric observations at the Palmer Divide Observatory in Colorado Springs, Colorado, in 1999 were used to build a light curve for this object. The asteroid displayed a rotation period of 7.40 ± 0.02 hours and a brightness variation of 0.25 ± 0.01 in magnitude.[2]

References

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  1. ^ a b "687 Tinette (1909 HG)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 5 May 2016.
  2. ^ a b Warner, Brian D. (January 2011), "Upon Further Review: IV. An Examination of Previous Lightcurve Analysis from the Palmer Divide Observatory", The Minor Planet Bulletin, vol. 38, no. 1, pp. 52–54, Bibcode:2011MPBu...38...52W.
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