Elements of theoretical and descriptive astronomy, for the use of colleges and academies (1901)
White, Charles J · New York: J. Wiley & sons · leaf 150
point where it touches. When the apex falls short ofthe surface, there will be no total eclipse; but at the point inwhich the axis of the cone, prolonged, meets the earth, the SOL Ul ECLIPSE. 141 observer will see what is called an annular eclipse, the moonbeing- projected upon the disc of the sun,… … Fig. 60. and QDt drawn tangent to the sun and the earth: that is, unlessthe moons geocentric latitude is less than the angle MES.Now we have, MES = ME A + AEB -f BES, and, also, AEB = CAE — CBE.BES is the suns semi-diameter, MEA that of the moon, CAEthe moons horizontal parallax, and CBE the suns:…
Astronomy
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