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 |
From inside the book
Results 1-5 of 5
Page 12
... clear all the time . Such an atmosphere , at an elevation of 6,000 feet , could not be otherwise than favor- able for astronomical work . Date . General direction of wind . Estimated force of wind . 7 a . m . to 7 p . m . 7 p . m . to 7 ...
... clear all the time . Such an atmosphere , at an elevation of 6,000 feet , could not be otherwise than favor- able for astronomical work . Date . General direction of wind . Estimated force of wind . 7 a . m . to 7 p . m . 7 p . m . to 7 ...
Page 49
... clear outlook to the north , south , and east . Looking west , prominent peaks and foot - hills of the Rocky Mountain range are seen running north and south ; Pike's Peak , immediately west , being the highest , and Chey- enne Mountain ...
... clear outlook to the north , south , and east . Looking west , prominent peaks and foot - hills of the Rocky Mountain range are seen running north and south ; Pike's Peak , immediately west , being the highest , and Chey- enne Mountain ...
Page 50
... clear after 12 p . m . O 2 2 Clear ; heavy dew in the night . I 3 2 Heavy wind and rain in the afternoon . N. SE . N. I T I Rain from the west at 3 p . m . August I N. NE . NW . 2 3 2 0 NE . S. 5 3 Heavy shower in the afternoon ; storm ...
... clear after 12 p . m . O 2 2 Clear ; heavy dew in the night . I 3 2 Heavy wind and rain in the afternoon . N. SE . N. I T I Rain from the west at 3 p . m . August I N. NE . NW . 2 3 2 0 NE . S. 5 3 Heavy shower in the afternoon ; storm ...
Page 80
... clear at both stations ; that is , the observers in charge , after having completed the necessary arrangements for the observations and exchange of signals , will , from this time on , exchange signals each night that shall be fair at ...
... clear at both stations ; that is , the observers in charge , after having completed the necessary arrangements for the observations and exchange of signals , will , from this time on , exchange signals each night that shall be fair at ...
Page 81
... clear understanding of the case ; as an observer will be held responsible should he leave the station and go to another before he is certain that the results upon final computation would prove satisfactory . 2. - Observations for ...
... clear understanding of the case ; as an observer will be held responsible should he leave the station and go to another before he is certain that the results upon final computation would prove satisfactory . 2. - Observations for ...
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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