 | William Chauvenet - Astronomical instruments - 1863 - 764 pages
...perceived at B at the time T' by the clock at that station. Let &.T&nd AT7' be the clock corrections on the times at these stations respectively (both...easterly station, we have the difference of longitude H by the formula i = (T + AT1) — (Z"+ AT") + x = /*! + x Since x is unknown, we must endeavor to... | |
 | William Chauvenet - Astronomical instruments - 1864 - 726 pages
...perceived at B at the time T' by the clock at that station. Let A/ 1 and AT" be the clock corrections on the times at these stations respectively (both...easterly station, we have the difference of longitude ^ by the formula Since x is unknown, we must endeavor to eliminate it. For this purpose, let a signal... | |
 | William Chauvenet - 1864 - 720 pages
...perceived at B at the time T' by the clock at that station. Let ^T1 and &T' be the clock corrections on the times at these stations respectively (both...easterly station, we have the difference of longitude A by the formula H = (T + AT) — (T' + A T') + x = ^ + x Since x is unknown, we must endeavor to eliminate... | |
 | United States. Army. Corps of Engineers - Military engineering - 1873 - 350 pages
...connects the stations. Suppose at a time Т by the clock at A, a signal is made which is perceived at В at the time T' by the clock at that station. Let JT...easterly station, we have the difference of longitude A by the formula — i = (Т + JT) — (Т' + JT') + x = Л + ж Since x is unknown we must endeavor... | |
 | Henri Barré (prof. at Nancy.) - 1873 - 334 pages
...connects the stations. Suppose at a time T by the clock at A, a signal is made which is perceived at В at the time T' by the clock at that station. Let JT and AT' be the clock-corrections on the times at these stations respectively, (both being solar or both... | |
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It is evident that the clocks at two stations, A and B, may be compared by means of signals communicated through an electrotelegraphic wire which connects the stations. Suppose at a time T by the clock at A, a signal is made which is perceived at B at... 