Report Upon the Determination of the Astronomical Co-ordinates 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 Meridian, First Lieut. George M. Wheeler, Corps of Engineers, in Charge. Dr. F. Kampf and J. H. Clark, Civilian Astronomical AssistantsU.S. Government Printing Office, 1874 - 82 pages |
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Page 5
... the light of future experience . At Colorado Springs a heavy stone monument and observing - pier , with meridian- marks , have been established . The same has been done at the greater number of OFFICE OF THE CHIEF OF ENGINEERS, ...
... the light of future experience . At Colorado Springs a heavy stone monument and observing - pier , with meridian- marks , have been established . The same has been done at the greater number of OFFICE OF THE CHIEF OF ENGINEERS, ...
Page 50
... heavy dew in the night . 30 N. SW . NW . I 3 2 Heavy wind and rain in the afternoon . 31 N. SE . N. I T I Rain from the west at 3 p . m . August I N. NE . NW . 2 2 NE . S. 5 3 3 Heavy shower in the afternoon ; storm from northeast at 9 ...
... heavy dew in the night . 30 N. SW . NW . I 3 2 Heavy wind and rain in the afternoon . 31 N. SE . N. I T I Rain from the west at 3 p . m . August I N. NE . NW . 2 2 NE . S. 5 3 3 Heavy shower in the afternoon ; storm from northeast at 9 ...
Page 53
... heavy storms , the wires are brought in contact by oscillation , which was over- come in this case by connecting the two wires at an intermediate station , Denver , Colorado , upon the suggestion of Mr. Woodward , the superintendent at ...
... heavy storms , the wires are brought in contact by oscillation , which was over- come in this case by connecting the two wires at an intermediate station , Denver , Colorado , upon the suggestion of Mr. Woodward , the superintendent at ...
Page 72
... heavy wind . 1873 . t . d . d . d . 1873 . t . d . d . d . Aug. 2 7505 5 48.0 24.7 23.5 Aug. 4 357 6 96.9 23.0 21.0 7521 14 45.6 24.6 23.5 Cloudy . 441 12 63.9 25.8 18.3 7505 5 50.6 24.3 15.5 Air good . 474 5 60.8 21.8 22.2 7521 14 23.7 ...
... heavy wind . 1873 . t . d . d . d . 1873 . t . d . d . d . Aug. 2 7505 5 48.0 24.7 23.5 Aug. 4 357 6 96.9 23.0 21.0 7521 14 45.6 24.6 23.5 Cloudy . 441 12 63.9 25.8 18.3 7505 5 50.6 24.3 15.5 Air good . 474 5 60.8 21.8 22.2 7521 14 23.7 ...
Page 74
... heavy 105 6 8.0 rain , and storm . 14.7 22.9 7444 10 1.0 19.0 24.3 121 II 88.3 17.3 20.2 7489 12 23.2 34.0 9.7 178 6 30.3 15.2 22.2 7505 6 14.6 26.0 16.0 201 4 59.9 20.0 17.3 7521 15 28.7 21.8 21.8 9 54.6 21.8 15.9 250 15 77.0 1.0 36.0 ...
... heavy 105 6 8.0 rain , and storm . 14.7 22.9 7444 10 1.0 19.0 24.3 121 II 88.3 17.3 20.2 7489 12 23.2 34.0 9.7 178 6 30.3 15.2 22.2 7505 6 14.6 26.0 16.0 201 4 59.9 20.0 17.3 7521 15 28.7 21.8 21.8 9 54.6 21.8 15.9 250 15 77.0 1.0 36.0 ...
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Common terms and phrases
12-Year Cat 21h local sidereal 30 late 30m local sidereal 50 Draconis 61 Cygni 9 Draconis Aquarii August bB aA cC Capricorni Cassiopeia Ceti Cheyenne chron chronograph chronom Clamp Cloudy all day Colo Colorado Springs chronometer COLORADO TERRITORY Computations for Latitude Correction of chronometer Date Delphini Description of observatory eter final result Groom Groombridge 3241 Groombridge 4163 Half-sum of dec HARVARD COLLEGE OBSERVATORY Herculis July 30 latitude Observations Latitude of Cheyenne LATITUDE-OBSERVATIONS-Continued Level linations Mean at 24h Mean for 19h Meridian Micrometer Remarks Micrometer star Name of Star nights Normal Equations Number Half-sum Observations for Latitude.-Station October 14 October 16 Pegasi Piscium probable error REDUCTION Right Ascension Salt Lake chron SALT LAKE CITY SALT LAKE OBSERVATORY Springs chron T. D. Oct 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
Popular passages
Page 53 - Ocean, the first thing which strikes us is, that, the north-east and south-east monsoons, which are found the one on the north and the other on...
Page 5 - Printing-Office, and that fifteen hundred copies be furnished on requisition from this Office. Very respectfully, your obedient servant, AA HUMPHREYS, Brigadier-Oeneral and Chief of Engineers.