The value of Vbeing found, the equation (616) will be used to determine the apparent outline after substituting c = 1 and w = 90Ad, whereby it ... It will be most convenient to deduce it from the apparent semidiameter of the planet when at a distance from the earth equal to the eartha#39;s mean ... 81 .86 Bassa, Antr. Nada, No. 275.
|Title||:||A Manual of Spherical and Practical Astronomy|