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 51
... connection from the switch - board to the Western Union Tele- graph office was made by a line 600 feet in length , supported by the framework of the tent and one telegraph - post 30 feet in height . A ground - wire was used after ...
... connection from the switch - board to the Western Union Tele- graph office was made by a line 600 feet in length , supported by the framework of the tent and one telegraph - post 30 feet in height . A ground - wire was used after ...
Page 52
... connections were made by means of a switch - board , the connections of which are given in the following diagram : Break Circuit Key Chronograph Chronometer Local Battery XII X XXI ་ ་ Relay 1 Sounder 3 SWITCH 1. - Closed when receiving ...
... connections were made by means of a switch - board , the connections of which are given in the following diagram : Break Circuit Key Chronograph Chronometer Local Battery XII X XXI ་ ་ Relay 1 Sounder 3 SWITCH 1. - Closed when receiving ...
Page 53
Geographical Surveys West of the 100th Meridian (U.S.). POINTS WITH WHICH CONNECTIONS WERE MADE , & C . Connection was made with Salt Lake City on the nights of July 29th and 30th , and August 2d , 5th , and 6th . Observations for time ...
Geographical Surveys West of the 100th Meridian (U.S.). POINTS WITH WHICH CONNECTIONS WERE MADE , & C . Connection was made with Salt Lake City on the nights of July 29th and 30th , and August 2d , 5th , and 6th . Observations for time ...
Page 54
... * *** * * * ** ** * ake * ****** * ** * * ak ***** ****出* *** * * ****** * *** *** ** * ** *** * ak * * *營**** * # # * * COLORADO SPRINGS , COLORADO TERRITORY , July 28 , 1873 54 Points of connection Tabulation of stars used for time.
... * *** * * * ** ** * ake * ****** * ** * * ak ***** ****出* *** * * ****** * *** *** ** * ** *** * ak * * *營**** * # # * * COLORADO SPRINGS , COLORADO TERRITORY , July 28 , 1873 54 Points of connection Tabulation of stars used for time.
Page 80
... connection will be made , is in Temple Square , Salt Lake City , Utah , and in charge of Assistant John H. Clark . Every observer is responsible for the receiving of the signals from the connecting - stations for certain re- ductions of ...
... connection will be made , is in Temple Square , Salt Lake City , Utah , and in charge of Assistant John H. Clark . Every observer is responsible for the receiving of the signals from the connecting - stations for certain re- ductions of ...
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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