noon
Captain Nemo had brought a spyglass with a reticular eyepiece , which corrected the sun 's refraction by means of a mirror , and he used it to observe the orb sinking little by little along a very extended diagonal that reached below the horizon . I held the chronometer . My heart was pounding mightily . If the lower half of the sun 's disk disappeared just as the chronometer said noon , we were right at the pole . `` Noon ! '' I called . `` The South Pole ! ''