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 6-8 of 8
Page 52
... Circuit Key Chronograph Chronometer Local Battery XII X XXI ་ ་ Relay 1 Sounder 3 SWITCH 1. - Closed when receiving from connected station ; Nos . 2 and 3 open . SWITCH 2. - Closed when sending to connected station ; Nos . 1 and 3 open ...
... Circuit Key Chronograph Chronometer Local Battery XII X XXI ་ ་ Relay 1 Sounder 3 SWITCH 1. - Closed when receiving from connected station ; Nos . 2 and 3 open . SWITCH 2. - Closed when sending to connected station ; Nos . 1 and 3 open ...
Page 53
... circuits . The signals are transmitted from one circuit to another by means of automatic repeaters : one placed at Denver , Colorado Territory ; one at Cheyenne , Wyoming Territory ; and one at Corinne , Utah : the length of the line ...
... circuits . The signals are transmitted from one circuit to another by means of automatic repeaters : one placed at Denver , Colorado Territory ; one at Cheyenne , Wyoming Territory ; and one at Corinne , Utah : the length of the line ...
Page 81
... circuit key , at about ten seconds apart , at fractional parts of a second , making a series of thirty - one arbitrary signals during the five minutes . In order that the observer at a station may conclude that he has accomplished six ...
... circuit key , at about ten seconds apart , at fractional parts of a second , making a series of thirty - one arbitrary signals during the five minutes . In order that the observer at a station may conclude that he has accomplished six ...
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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