| Ephemerides - 1833 - 634 pages
.../.I . . r . , Meridian. (Pages 501 to 503.) • • í !.' .,i ....... From the observed altitude, when corrected for the error of the instrument, refraction, and dip of the horizon, subtract Г. Reduce the Mean Time of Observation at the place to the corresponding Sidereal Time, by... | |
| Nautical almanacs - 1835 - 628 pages
...March 6, 1835, in Longitude 3/° W. at 7b 43™ 35' Mean Time, suppose the altitude of the Pole Star, when corrected for the error of the instrument, refraction,...17' 28": Required the latitude. Mean Time 7 43* 35* Diff. Long. 37° in time - - - 2 28 0 Greenwich Mean Time - - -101135 Sidereal Time at Greenwich Mean... | |
| Nautical almanacs - 1835 - 618 pages
...Time, Appose the altitude of the Pole Star, when corrected for the error of the instrument, fraction, and dip of the horizon, to be 46° 17' 28": Required the latitude. Mean Time 743*3 5* Diff. Long. 37° in time - - - 2 28 0 Greenwich Mean Time - - - 10 11 35 k • i Sidereal... | |
| Ephemerides - 1841 - 630 pages
...Pole Star out of the Meridian. The method of using them is as follows: From the observed altitude, when corrected for the error of the instrument, refraction, and dip of the horizon, subtract 1'. Reduce the Mean Time of Observation at the place to the corresponding Sidereal Time, by... | |
| Nautical almanacs - 1843 - 650 pages
...43™ 35' Mean T suppose the altitude of the Pole Star, when corrected for the error of the instruit refraction, and dip of the horizon, to be 46° 17' 28": Required the latitude. Mean Time 7 43 35 Diff. Long. (37°) in time - - 2 28 0 Greenwich Mean Time - - - 10 11 33 hm Sidereal Time at Greenwich... | |
| Ephemerides - 1843 - 634 pages
...35* Mean Time, suppose the altitude of the Pole Star, when corrected for the error of the instmmeafi refraction, and dip of the horizon, to be 46° 17' 28": Required the latitude. hm » Mean Time ...... 7 43 35 Diff. Long. (37°) in time - - 2 28 0 Greenwich Mean Time - - - 1 0... | |
| Alexander Baharie - 1844 - 218 pages
...observation of the altitude of the Pole star, out of the meridian. Rule. — From the observed altitude, when corrected, for the error of the instrument, refraction, and dip of horizon, subtract one minute. Reduce the mean time of observation, at the place to the corresponding... | |
| Nautical almanacs - 1845 - 714 pages
...On March 6, 1849, in Longitude 37 W. at 7" 43" 35' Mean Time, suppose the altitude of the Pole Star, when corrected for the error of the instrument, refraction,...horizon, to be 46 17' 28": Required the latitude. Mean Time7 43 35 Diff. Long. (37) in time - - 3 28 0 Greenwich Mean Time - - - 10 11 35 Sidereal Time at... | |
| Ephemerides - 1846 - 646 pages
...Pole Star out of the Meridian. The method of using them is as follows: From the observed altitude, when corrected for the error of the instrument, refraction, and dip of the horizon, subtract 1'. Reduce the Mean Time of Observation at the place to the corresponding Sidereal Time, by... | |
| Ephemerides - 1850 - 668 pages
...Pole Star out of the Meridian. The method of using them is as follows: From the observed altitude, when corrected for the error of the instrument, refraction, and dip of the horizon, subtract 1'. Reduce the Mean Time of Observation at the place to the corresponding Sidereal Time, by... | |
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