1769 Transit of Venus observed from Tahiti while voyaging to (unsuccessfully) observe the 1761 Transit in Sumatra. Using the solar parallax values obtained from the 1769 transit, Hornsby wrote in "Philosophical Transitions" December 1771 that "the mean distance from the Earth to the Sun (is) 93,726,900 English miles." The radar-based value used today for the astronomical unit is . This is only a difference of eight-tenths of one percent. Considering what these astronomers had to work with, their results were "absolutely remarkable". 1769 Transit of Venus observed from Tahiti On June 3, 1769, British navigator Captain James Cook, British naturalist Joseph Banks, British astronomer Charles Green and
A Tour in Scotland, 1769 that attempted travels at home, therefore earnestly wish for accuracy."(May 1773). Pennant was a naturalist, and many of his observations were of the flora and fauna; but he also wrote about other subjects, including economics and what would now be considered anthropology. Besides its effect on travel writing, the work had an effect on the shifting national identities of the time. A Tour in Scotland, 1769 A Tour in Scotland, 1769 was published in 1771. It is written by Thomas Pennant and illustrated by Moses Griffiths, who travelled together. Pennant set a new standard in travel literature: Samuel Johnson (whose