1362 Griqua

1362 Griqua
Discovery[1]
Discovered by Cyril V. Jackson
Discovery site Union Observatory
Discovery date July 31, 1935
Designations
MPC designation 1362
Named after Griqua people
Alternate name(s) 1935 QG1
Minor planet
category
Outer main belt [2]
Epoch November 30, 2008
Ap 4.4123 AU
Peri 2.0272 AU
Semi-major axis 3.21974 AU
Eccentricity 0.370392
Orbital period 2110.23 days (5.78 years)
Mean anomaly 155.343°
Inclination 24.208°
Longitude of ascending node 121.395°
Argument of peri 262.022°
Physical characteristics
Dimensions 29.90 kilometres (18.58 mi) ± 1.5 kilometres (0.93 mi)
Mean diameter[4]
Albedo 0.0667 ± 0.007 [4]
Absolute magnitude (H) 11.18 [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]

References

  1. ^ a b "Discovery Circumstances: Numbered Minor Planets (1)-(5000)". IAU: Minor Planet Center. http://www.cfa.harvard.edu/iau/lists/NumberedMPs000001.html. Retrieved December 7, 2008. 
  2. ^ "1362 Griqua (1935 QG1)". JPL Small-Body Database. Jet Propulsion Laboratory. http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=1362+Griqua. Retrieved December 31, 2008. 
  3. ^ "(1362) Griqua". AstDyS. University of Pisa. http://hamilton.dm.unipi.it/astdys/index.php?pc=1.1.0&n=1362. Retrieved December 11, 2008. 
  4. ^ a b 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. http://www.webcitation.org/5mqp8r4gD. 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 11, 2008. http://web.archive.org/web/20080611192847/http%3A//www.psi.edu/pds/resource/astermag.html. Retrieved December 30, 2008. 
  6. ^ Roig et al.; Nesvorny, D.; Ferraz-Mello, S. (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.