469 Argentina

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469 Argentina
Discovery [1]
Discovered byLuigi Carnera
Discovery siteHeidelberg Observatory
Discovery date20 February 1901
Designations
MPC designation(469) Argentina
Named after
Argentina
1901 GE
main belt
Orbital characteristics[2][3]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc109.08 yr (39840 d)
Aphelion3.68734 AU (551.618 Gm)
Perihelion2.67484 AU (400.150 Gm)
3.18109 AU (475.884 Gm)
Eccentricity0.159144
5.67 yr (2072.3 d)
153.115°
0° 10m 25.378s / day
Inclination11.5955°
333.476°
209.588°
Physical characteristics
Dimensions125.57 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]

Argentina (minor planet designation: 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 7 December 2008.
  2. ^ "(469) Argentina". AstDyS. Italy: University of Pisa. Archived from the original on 26 May 2011. Retrieved 11 December 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 17 August 2009. Retrieved 7 January 2009.
  5. ^ a b c Carry, B. (December 2012), "Density of asteroids", Planetary and Space Science, 73 (1): 98–118, arXiv:1203.4336, 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". Planetary and Space Science. 53 (9): 925–936. arXiv:astro-ph/0504462. Bibcode:2005P&SS...53..925S. doi:10.1016/j.pss.2005.04.006. web preprint
  7. ^ Fieber-Beyer; et al. (24 October 2006). "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 11 December 2008.
  8. ^ Tholen (2007). "Asteroid Absolute Magnitudes". EAR-A-5-DDR-ASTERMAG-V11.0. Planetary Data System. Archived from the original on 1 December 2008. Retrieved 7 January 2009.

External links[edit]