Show visibility on an water under normal atmospheric conditions the visibility of a light Is 13 dependent upon its hel height olt and intensity the luminous range is greater than the geographic for the purpose of rough comparison a light ISO feet high see seen just at the horizon would tie be visible at a distance of 1303 nautical miles or statute miles however so much depends upon the location and height of v I 1 light ht and the luminous range that an exact det determination erml of the dI distance stane Is impossible It hout more facts |