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ZenithNadirHorizon hy.svg Inkscape diagram in Macedonian showing the relationship between Zenith Nadir Horizon ZenithNadirHorizon svg UTC ZenithNadirHorizon svg DTR derivative work Jankuloski talk File ZenithNadirHorizon svg English File ZenithNadirHorizonsr svg Srpski File ZenithNadirHorizon mk svg talk Other