469 Argentina

From Wikipedia, the free encyclopedia
Jump to: navigation, search
469 Argentina
Discovery [1]
Discovered by Luigi Carnera
Discovery site Heidelberg-Königstuhl State Observatory
Discovery date 20 February 1901
Designations
MPC designation 469
Named after
Argentina
1901 GE
main belt
Orbital characteristics[2][3]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc 109.08 yr (39840 d)
Aphelion 3.68734 AU (551.618 Gm)
Perihelion 2.67484 AU (400.150 Gm)
3.18109 AU (475.884 Gm)
Eccentricity 0.159144
5.67 yr (2072.3 d)
153.115°
0° 10m 25.378s / day
Inclination 11.5955°
333.476°
209.588°
Earth MOID 1.68475 AU (252.035 Gm)
Jupiter MOID 1.3501 AU (201.97 Gm)
Jupiter Tisserand parameter 3.148
Physical characteristics
Dimensions 125.57 kilometres (78.03 mi) ± 5.6 kilometres (3.5 mi)
Mean diameter [4]
126.00 ± 4.91 km [5]
Mean radius
62.785±2.8 km
Mass (4.53 ± 1.76) × 1018 kg [5]
Mean density
4.32 ± 1.75 g/cm3[5]
12.3 hours [6]
17.573 h (0.7322 d) [3]
0.0399±0.004[3][4]
P[7]
8.62 [8]

469 Argentina is an asteroid that was discovered by Luigi Carnera on February 20, 1901. Its provisional name was 1901 GE.[1] 469 Argentina has an estimated rotation period of 12.3 hours.[6]

References[edit]

  1. ^ a b "Discovery Circumstances: Numbered Minor Planets (1)-(5000)". IAU: Minor Planet Center. Retrieved December 7, 2008. 
  2. ^ "(469) Argentina". AstDyS. Italy: University of Pisa. Retrieved December 11, 2008. 
  3. ^ a b c "469 Argentina (1901 GE)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 6 May 2016. 
  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 January 17, 2010. Retrieved January 7, 2009. 
  5. ^ a b c Carry, B. (December 2012), "Density of asteroids", Planetary and Space Science, 73, pp. 98–118, arXiv:1203.4336Freely accessible, Bibcode:2012P&SS...73...98C, doi:10.1016/j.pss.2012.03.009.  See Table 1.
  6. ^ a b Székely; Kiss, L; Szabo, G; Sarneczky, K; Csak, B; Varadi, M; Meszaros, S; et al. (2005). "CCD photometry of 23 minor planets" (abstract). Planetary and Space Science. 53 (9): 925–936. arXiv:astro-ph/0504462Freely accessible. Bibcode:2005P&SS...53..925S. doi:10.1016/j.pss.2005.04.006.  web preprint
  7. ^ Fieber-Beyer; et al. (2006-10-24). "Near-ir spectroscopic analysis of mainbelt X-asteroid 469 Argentina" (abstract). Geological Society of America Abstracts with Programs. 2006 Geological Society of America annual meeting and exposition. 38. Geological Society of America. p. 405. Retrieved 2008-12-11. 
  8. ^ Tholen (2007). "Asteroid Absolute Magnitudes". EAR-A-5-DDR-ASTERMAG-V11.0. Planetary Data System. Archived from the original on December 1, 2008. Retrieved January 7, 2009. 

External links[edit]