Science, Physics.
evidence about it. 1.The navigator of a vessel at position 50 degrees 52’ (minutes) N, 22 degrees 07' (minutes) W takes sight of Acturus, at 1973 June 18d 22h 57m 04s. The sextant reading is 56 degrees 11’ (minutes). Index error is 06 minutes, height of eye is 14 feet. The resulting of correction