It was strongly advocated by Edmond Halley and was applied to the transits of Venus observed in 1761 and 1769, and then again in 1874 and 1882.
Túto metódu navrhol Edmund Halley a bola použitá pri prechode Venuše pozorovanom v rokoch 1761 a 1769 a potom znova v rokoch 1874 a 1882.