The next working is made upon two obſervations of Tycho, and
of Munoſius, from which the Star is calculated to be diſtant from
the Centre of the Earth 478 Semidiameters and
gr.m.gr.m.AltitudesTycho.5558Altitude8400of the Pole.Munoſ.3930of the Star.6730Differences of the1628Differ. of the16 30Polar Altitudes.Alt. of the *16 28Difference of Parallax.0 2 and ang. BCDgr.m.B A D.1628its chord28640AnglesB D C.10414Sines96930B C D.0258589693028640286403877200581587754419386478582776075200450653of Munoſius, from which the Star is calculated to be diſtant from
the Centre of the Earth 478 Semidiameters and