Unitas astronomica (UA) est unitas intervalli non ad systema SI attinens, quae longitudinem mediam inter Solem et Tellurem describit. Unio Astronomica Internationalis (UAI) anno 2012 hanc unitatem ita definivit: 1 UA = 149 597 870 700 m.[1][2]

Nexus interni

Notae recensere

  1. E. V. Pitjeva, E. M. Standish (2009): Proposals for the masses of the three largest asteroids, the Moon-Earth mass ratio and the Astronomical Unit. in: Celestial Mechanics and Dynamical Astronomy. vol. 103,, pp. 365–372, doi:10.1007/s10569-009-9203-8.
  2. International Astronomical Union, ed. (31 Augusti 2012), "RESOLUTION B2 on the re-definition of the astronomical unit of length", RESOLUTION B2, Pekini Sinarum: Unio Astronomica Internationalis 
 

Haec stipula ad astronomiam spectat. Amplifica, si potes!