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
... observations Mean places of stars used for determination of latitude Observations for latitude Computations for latitude Resulting astronomical co - ordinates Colorado Springs station , Colorado Territory Geographical position of ...
... observations Mean places of stars used for determination of latitude Observations for latitude Computations for latitude Resulting astronomical co - ordinates Colorado Springs station , Colorado Territory Geographical position of ...
Page 6
... observations made during the field - seasons of 1871 , 1872 , and 1873 , at the remaining primary stations , twenty - two in number , will appear in Volume II of the Reports of the Survey , as proposed in the Annual Report of the Chief ...
... observations made during the field - seasons of 1871 , 1872 , and 1873 , at the remaining primary stations , twenty - two in number , will appear in Volume II of the Reports of the Survey , as proposed in the Annual Report of the Chief ...
Page 7
... 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 . e . , length of circuit , number ...
... 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 . e . , length of circuit , number ...
Page 11
... elements presented no obstacle whatever to a continued series of observations . In the early morning it would become cold enough to form ice , making it sufficiently uncomfortable to restrain the ardor UNITED STATES ENGINEER OFFICE, ...
... elements presented no obstacle whatever to a continued series of observations . In the early morning it would become cold enough to form ice , making it sufficiently uncomfortable to restrain the ardor UNITED STATES ENGINEER OFFICE, ...
Page 12
... observations into the small hours of the night . From the experience of this season , and that of many others which I have undergone in former years in astronomical work , both on the plains and in the mountains , I am of the opinion ...
... observations into the small hours of the night . From the experience of this season , and that of many others which I have undergone in former years in astronomical work , both on the plains and in the mountains , I am of the opinion ...
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Common terms and phrases
12-Year Cat 21h local sidereal 30 late 30m local sidereal 50 Draconis 61 Cygni 9 Draconis Aquarii August bB aA cC Capricorni Cassiopeia Ceti Cheyenne chron chronograph chronom Clamp Cloudy all day Colo Colorado Springs chronometer COLORADO TERRITORY Computations for Latitude Correction of chronometer Date Delphini Description of observatory eter final result Groom Groombridge 3241 Groombridge 4163 Half-sum of dec HARVARD COLLEGE OBSERVATORY Herculis July 30 latitude Observations Latitude of Cheyenne LATITUDE-OBSERVATIONS-Continued Level linations Mean at 24h Mean for 19h Meridian Micrometer Remarks Micrometer star Name of Star nights Normal Equations Number Half-sum Observations for Latitude.-Station October 14 October 16 Pegasi Piscium probable error REDUCTION Right Ascension Salt Lake chron SALT LAKE CITY SALT LAKE OBSERVATORY Springs chron T. D. Oct 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
Popular passages
Page 53 - Ocean, the first thing which strikes us is, that, the north-east and south-east monsoons, which are found the one on the north and the other on...
Page 5 - Printing-Office, and that fifteen hundred copies be furnished on requisition from this Office. Very respectfully, your obedient servant, AA HUMPHREYS, Brigadier-Oeneral and Chief of Engineers.