Report Upon the Determination of the Astronomical Coordinates of the Primary Stations at Cheyenne, Wyoming Territory, and Colorado Springs, Colorado Territory, Made During the Years 1872 and 1873, Geographical and Geological Explorations and Surveys West of the One Hundredth MeridianU.S. Government Printing Office, 1874 - 82 pages |
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Page 3
... Connections , ( telegraphic ) Tabulation of stars used Instrumental values . . Uniform tables of time reductions at ... connection . Tabulation of stars used for time Corrections and rates of chronometers Signals for determination of ...
... Connections , ( telegraphic ) Tabulation of stars used Instrumental values . . Uniform tables of time reductions at ... connection . Tabulation of stars used for time Corrections and rates of chronometers Signals for determination of ...
Page 7
... connections were made ; nights of observation , and observ- ers ; also name of computer or computers . 7. Tabulation of stars used , and number of observations . 8. Instrumental values ; circumstances of telegraphic communication , i ...
... connections were made ; nights of observation , and observ- ers ; also name of computer or computers . 7. Tabulation of stars used , and number of observations . 8. Instrumental values ; circumstances of telegraphic communication , i ...
Page 11
... connection with Denver , Colorado . These facilities make it a flourishing place , and it possesses already , in addition to its public buildings , quite a number of substantial business - houses and attractive private residences . A ...
... connection with Denver , Colorado . These facilities make it a flourishing place , and it possesses already , in addition to its public buildings , quite a number of substantial business - houses and attractive private residences . A ...
Page 13
... connection was effected by a loop into one of the main overland wires and put in communication with Salt Lake by a switch at Ogden . The local connections , including the chronometer , the chronograph , and the observing - keys , were ...
... connection was effected by a loop into one of the main overland wires and put in communication with Salt Lake by a switch at Ogden . The local connections , including the chronometer , the chronograph , and the observing - keys , were ...
Page 14
... * * * * * al * * * * * * * * * * * * * * * * * * alk * * * * Tabulation of Stars used for Determination of Time , dc 9 Draconis , L. C. * 24 * 9.11 ** + 76 22.3 * * 14 Connections, (telegraphic) Tabulation of stars used.
... * * * * * al * * * * * * * * * * * * * * * * * * alk * * * * Tabulation of Stars used for Determination of Time , dc 9 Draconis , L. C. * 24 * 9.11 ** + 76 22.3 * * 14 Connections, (telegraphic) Tabulation of stars used.
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Common terms and phrases
12-Year Cat 21h local sidereal 30m local sidereal 50 Draconis 61 Cygni 9 Draconis Aquarii August bB aA cC Capricorni Cassiopeiæ Ceti Cheyenne chron chronograph chronom circuit Clamp Cloudy all day Colo Colorado Springs chronometer COLORADO TERRITORY Computations for Latitude Correction of chronometer Delphini eter final result Groom Groombridge 3241 Groombridge 4163 Half-sum of dec Herculis instrument July 28 July 30 Latitude of Cheyenne LATITUDE-OBSERVATIONS-Continued Level linations longitude Mean at 24h Mean for 17h Micrometer star Name of Star nights Normal Equations Number Half-sum O.II Observations for Latitude.-Station October 14 October 19 Pegasi personal equation Piscium probable error REDUCTION Remarks Right Ascension Sagittarii Salt Lake chron SALT LAKE CITY SALT LAKE OBSERVATORY Springs chron ß Lyræ TABLES OF TIME-REDUCTIONS Tabulation of Stars TIME-REDUCTIONS AT RECEIVING-STATION-Continued UNIFORM TABLES Ursa Minoris UTAH TERRITORY wires Wyoming Territory ΔΤ ΙΟ Ο.ΟΙ