DescriptionZenith-Nadir-Horizon-dsb.svg This W3C-unspecified vector image was created with Inkscape . English: Lower Sorbian translation of File:Zenith-Nadir-Horizon
Relationship between Zenith, Nadir, Horizon. Persian تصویر شماتیک موقعیت بردار زنیت و معکوس آن بردار ندیر French Relations entre Zénith, Nadir, horizon astronomique
