Report Upon the Determination of the Astronomical Co-ordinates 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 Meridian, First Lieut. George M. Wheeler, Corps of Engineers, in Charge. Dr. F. Kampf and J. H. Clark, Civilian Astronomical AssistantsU.S. Government Printing Office, 1874 - 82 pages |
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Page 3
... Computations for latitude . Resulting astronomical co - ordinates Colorado Springs station , Colorado Territory Geographical position of station Physical - geography details . Meteorological conditions Description of observatory ...
... Computations for latitude . Resulting astronomical co - ordinates Colorado Springs station , Colorado Territory Geographical position of station Physical - geography details . Meteorological conditions Description of observatory ...
Page 30
... computations were made by the method of least squares . The conditional equations were sometimes formed with and sometimes without the correction for colli- mation ( c ) ; in the former case it was obtained from a preliminary reduction ...
... computations were made by the method of least squares . The conditional equations were sometimes formed with and sometimes without the correction for colli- mation ( c ) ; in the former case it was obtained from a preliminary reduction ...
Page 39
... Computations for Latitude of Cheyenne , Wyoming Territory . Number Half - sum of dec- Date . of pair . linations . 1872 . Oct. Oct. Corrections . Latitude . Mic . and ref . Level . Meridian . 1 " " 1 " о I 13 ུ 12 4I 17 40 57 50.5 9 ...
... Computations for Latitude of Cheyenne , Wyoming Territory . Number Half - sum of dec- Date . of pair . linations . 1872 . Oct. Oct. Corrections . Latitude . Mic . and ref . Level . Meridian . 1 " " 1 " о I 13 ུ 12 4I 17 40 57 50.5 9 ...
Page 40
... Computations for Latitude of Cheyenne , Wyoming Territory . Corrections . Date . Number Half - sum of dec- of pair . Latitude . linations . Mic . and ref . Level . Meridian . 1872 . о " I " o 1 " I Oct. 3 33 41 17 45.9 - ΙΟ 1.71 + 5.20 ...
... Computations for Latitude of Cheyenne , Wyoming Territory . Corrections . Date . Number Half - sum of dec- of pair . Latitude . linations . Mic . and ref . Level . Meridian . 1872 . о " I " o 1 " I Oct. 3 33 41 17 45.9 - ΙΟ 1.71 + 5.20 ...
Page 41
... Computations for Latitude of Cheyenne , Wyoming Territory . Date . 1872 . Oct. 8 Number Half - sum of dec- of pair . linations . Corrections . Latitude . Mic . and ref . Level . Meridian . о " " " O " " 3444 41 14 11.5 - 6 30.15 + 6.50 ...
... Computations for Latitude of Cheyenne , Wyoming Territory . Date . 1872 . Oct. 8 Number Half - sum of dec- of pair . linations . Corrections . Latitude . Mic . and ref . Level . Meridian . о " " " O " " 3444 41 14 11.5 - 6 30.15 + 6.50 ...
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Common terms and phrases
12-Year Cat 24h local sidereal 30 late 30m local sidereal 38 Cassiopeiæ 61 Cygni 79 Draconis Aquilæ August bB aA cC Capricorni Ceti Cheyenne chron chronograph chronom circuit Clamp Cloudy all day Colorado Springs chronometer COLORADO TERRITORY Computations for Latitude Correction of chronometer Date 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 19h Meridian Microm Micrometer Remarks Micrometer star Name of Star nights Normal Equations Number Half-sum O.II Observations for Latitude.-Station October 14 October 18 Pegasi personal equation probable error REDUCTION Right Ascension Sagittarii Salt Lake chron SALT LAKE CITY SALT LAKE OBSERVATORY Springs chron SURVEYS WEST TABLES OF TIME-REDUCTIONS Tabulation of Stars TIME-REDUCTIONS AT RECEIVING-STATION-Continued UNIFORM TABLES Ursa Minoris UTAH TERRITORY wires Wyoming Territory ΔΤ ΙΟ