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 3
... latitude Observations for latitude Computations for latitude Resulting astronomical co - ordinates Colorado Springs station , Colorado Territory Geographical position of station Physical - geography details Meteorological conditions ...
... latitude Observations for latitude Computations for latitude Resulting astronomical co - ordinates Colorado Springs station , Colorado Territory Geographical position of station Physical - geography details Meteorological conditions ...
Page 7
... 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 and special ; the latter ...
... 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 and special ; the latter ...
Page 11
... latitude of which is N. 41 ° 7 ′ 46 ′′ .62 , and its longi- tude 28m 19.44 east of the Mormon observatory at Salt Lake , is situated in the western part of the town , in lot 11 , block 413 , and is northwest from the junction of the ...
... latitude of which is N. 41 ° 7 ′ 46 ′′ .62 , and its longi- tude 28m 19.44 east of the Mormon observatory at Salt Lake , is situated in the western part of the town , in lot 11 , block 413 , and is northwest from the junction of the ...
Page 14
... latitude , in which time 257 results were obtained . The 5th , 14th , 16th , 18th , 19th , and 21st were successively put in on longitude . There were several other evenings when efforts were made in this direction , but failed from ...
... latitude , in which time 257 results were obtained . The 5th , 14th , 16th , 18th , 19th , and 21st were successively put in on longitude . There were several other evenings when efforts were made in this direction , but failed from ...
Page 30
... given to what is indicated as this equation between Mr. Austin and myself , this longi- tudinal difference will be reduced by the extent of , perhaps , o.2 of a second . ( 15. ) REDUCTION OF THE LATITUDE OBSERVATIONS . Mean 30.
... given to what is indicated as this equation between Mr. Austin and myself , this longi- tudinal difference will be reduced by the extent of , perhaps , o.2 of a second . ( 15. ) REDUCTION OF THE LATITUDE OBSERVATIONS . Mean 30.
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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