49.7777172114265 + 1559.08754980247 * ((2 / (1 + 0.987136265072988 * sin({{{2}}}*pi/180) + 0.159881187691833 * cos({{{1}}}*pi/180) * cos ({{{1}}}*pi/180 - 0.959931088596881))) ^ 0.5) * cos({{{2}}}*pi/180) * sin({{{1}}}*pi/180 - 0.959931088596881)