Willson, Robert Wheeler, 1853-1922 · Boston, New York Ginn & company · leaf 147
s on the north face of an east and west wall. The lengthof the day is fifteen hours. Example 34- August 20, in latitude 42|°, longitude 4 48, atten minutes past 10 ,\.m.. Eastern standard time, the sun begins toshine upon the front wall of a building. How does the building face ?Since at the given… … EXAMPLES OF THE USE OF THE GLOBE 135 Kectifying for latitude 42|-°, we have: Std. T. lOh lOm A.M =22>10n> Red. for Long, (from E. Std. T.) +12 Local M.T ~^ ^ Subtract Eq. of T. (additive to App. T.) _ 3 -A-PP-T 22 19 Suns R.A. . ... 10 1 Sid. T ........] -T^^ Rectifying for this time and…
Astronomy
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