The description and use of the sector, crosse-staffe, and other instruments : with a canon of artificiall Sines and Tangents, and the use thereof in astronomie, navigation, dialling and fortification .. (1636)
Gunter, Edmund, 1581-1626 · London : Printed by William Iones for Iames Bowler · leaf 493
glerequired. As in the triangle Z P S repre-fenting the Zenith,Pole,and Sumwhere Z P is the complementof theLatitudejP S, the comple-ment of the declination, Z S thecomplement of the Sunnes alti-tude , P Z S , the Azimuth;Z P S , the houre of the da^from the Meridian and P S Z the angle of the Suns… … So the fine of the oppofite fide 40 o o 997*, 98589883,9i?3 89, 070 T9808,067$ to the fiAe of the angle required 31 34 26 9718,0970 19 To find an Angle hy knotting thethree Jiudes. As in the triangle ZPS, hauing ZP 38/r. 30 m. PS 70&n md ZSao gr% co finde the angle Z *P S, fubtending theBaieZJ,…
Astronomy · Puritans
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