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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Results 1-5 of 15
Page 3
... longitude between Salt Lake City and Colorado Springs Final results for longitude .. Mean places of stars for 1873 used for determination of latitude Observations for latitude Computations for latitude Discussion of probable error ...
... longitude between Salt Lake City and Colorado Springs Final results for longitude .. Mean places of stars for 1873 used for determination of latitude Observations for latitude Computations for latitude Discussion of probable error ...
Page 7
... Longitude by Telegraph ; Latitude by Zenith Telescope , ( Talcott's method . ) 1. Geographical position of station . 2. Physical - geography details ; especially all physical peculiarities . 3. Meteorological conditions , both general ...
... Longitude by Telegraph ; Latitude by Zenith Telescope , ( Talcott's method . ) 1. Geographical position of station . 2. Physical - geography details ; especially all physical peculiarities . 3. Meteorological conditions , both general ...
Page 14
... longitude . There were several other evenings when efforts were made in this direction , but failed from causes beyond my control . Mr. Austin did the observing at Salt Lake , while the observations at Cheyenne were made by myself , and ...
... longitude . There were several other evenings when efforts were made in this direction , but failed from causes beyond my control . Mr. Austin did the observing at Salt Lake , while the observations at Cheyenne were made by myself , and ...
Page 29
... longitude each way each night and the mean of all the nights : Signals sent from- Stations of record . Means of signals sent and received . errors . Chronometric Local sidereal times . Difference of longitude . Means . 1872 . October 5 ...
... longitude each way each night and the mean of all the nights : Signals sent from- Stations of record . Means of signals sent and received . errors . Chronometric Local sidereal times . Difference of longitude . Means . 1872 . October 5 ...
Page 30
... LONGITUDE . From the foregoing I conclude that the difference of longitude between Salt Lake City observatory and the station at Cheyenne is 28m 195.437 ; which difference , how- ever , is still subject to correction for personal ...
... LONGITUDE . From the foregoing I conclude that the difference of longitude between Salt Lake City observatory and the station at Cheyenne is 28m 195.437 ; which difference , how- ever , is still subject to correction for personal ...
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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