1362 Griqua

1362 Griqua
Discovery[1]
Discovered by Cyril V. Jackson
Discovery site Union Observatory
Discovery date 31 July 1935
Designations
MPC designation 1362
Named after
 Griqua people
1935 QG1
Outer main belt
griqua family [2]
Orbital characteristics[2][3]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc 85.25 yr (31136 days)
Aphelion 4.40989 AU (659.710 Gm)
Perihelion 2.02107 AU (302.348 Gm)
3.21548 AU (481.029 Gm)
Eccentricity 0.371456
5.77 yr (2106.0 d)
274.076°
0° 10m 15.373s / day
Inclination 24.2254°
121.340°
261.861°
Earth MOID 1.1741 AU (175.64 Gm)
Jupiter MOID 1.93288 AU (289.155 Gm)
Jupiter Tisserand parameter 2.949
Physical characteristics
Dimensions 29.90 kilometres (18.58 mi) ± 1.5 kilometres (0.93 mi)
Mean diameter [4]
Mean radius
 14.95±0.75 km
6.907 h (0.2878 d)
0.0667±0.007 [2][4]
11.18 [2][5]

    1362 Griqua (1935 QG1) is an outer main-belt asteroid discovered on July 31, 1935, by Cyril V. Jackson at Union Observatory.[1] It is one of very few asteroids located in the 2 : 1 mean motion resonance with Jupiter.[6]

    See also

    References

    1. 1 2 "Discovery Circumstances: Numbered Minor Planets (1)-(5000)". IAU: Minor Planet Center. Retrieved December 7, 2008.
    2. 1 2 3 4 "1362 Griqua (1935 QG1)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 27 April 2016.
    3. ↑ "(1362) Griqua". AstDyS. University of Pisa. Retrieved December 11, 2008.
    4. 1 2 Tedesco; et al. (2004). "Supplemental IRAS Minor Planet Survey (SIMPS)". IRAS-A-FPA-3-RDR-IMPS-V6.0. Planetary Data System. Archived from the original on 2010-01-17. Retrieved January 7, 2009.
    5. ↑ Tholen (2007). "Asteroid Absolute Magnitudes". EAR-A-5-DDR-ASTERMAG-V11.0. Planetary Data System. Archived from the original on June 17, 2012. Retrieved December 30, 2008.
    6. ↑ Roig; Nesvorny, D.; Ferraz-Mello, S.; et al. (2002). "Asteroids in the 2 : 1 resonance with Jupiter: dynamics and size distribution". Monthly Notices of the Royal Astronomical Society. 335 (2): 417–431. Bibcode:2002MNRAS.335..417R. doi:10.1046/j.1365-8711.2002.05635.x.

    External links


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