Newcomb, Simon, 1835-1909, Holden, Edward Singleton, 1846-1914, joint author · New York, H. Holt and Company · leaf 93
ll 13 12^-60 r=1058 4^.08 This repetition will be rendered unnecessary by always giving the ratein a n7iU of the clock. Thus, suppose that on June 3, at 4 11 12*- 35by the clock, we have found the correction -1- 2 10^-14; and onJune 4, at 14 17* 49\82 we have found the correction -|- 2^ 19*-89;the… … Fig. 28.—a transit instrument. and from the times of these transits as read from theclock to determine either the corrections of the clock orthe right ascension of the observed body, as explained inChapter I., § 5. THE TRANSIT INSTRUMENT. lb It has two general forms, one (Fig. 28) for use in…
Astronomy
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