Brocklesby, John, 1811-1889. [from old catalog] · New York, Sheldon and company · leaf 118
nce its apparentdiameter. At the distance CB which is twice CB1 the apparent diameterof A is LCD, the half of DCL1 or an angle of Jive degrees. Thus the lawis proved. Apply it to the motions of the earth in reference to the sun 1 What do the change*mentioned show in respect to the position of the… … VARTHS ORBIT, draw a line SE one inch in length for instance* repre-senting the distance of the sun from the earth on theday when the sun appears the largest. We now drawfor the next day a line ES1 making an angle with ESequal to the observed angular motion of the sun, sinceit was at S the day…
Astronomy
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