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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Results 1-5 of 13
Page 12
... Remarks . 7 a . m . to 7 p . m . 7 p . m . to 7 a . m . 7 a . m . to 7 p . m . 7 p . m . to 7 a . m . 1872 . October 5 NW . Ν . I I 6 SW . 0 I 0 7 NW . 0 I 0 8 NE . 0 I 0 9 SE . 0 I 0 10 SE . 0 I 0 II Ν . 0 I 0 12 Ν . 0 I 0 13 0 0 ...
... Remarks . 7 a . m . to 7 p . m . 7 p . m . to 7 a . m . 7 a . m . to 7 p . m . 7 p . m . to 7 a . m . 1872 . October 5 NW . Ν . I I 6 SW . 0 I 0 7 NW . 0 I 0 8 NE . 0 I 0 9 SE . 0 I 0 10 SE . 0 I 0 II Ν . 0 I 0 12 Ν . 0 I 0 13 0 0 ...
Page 32
... Remarks . Date . No. of Micrometer star . Remarks . reading . Ν . S. Ν . S. 1872 . Oct. I т . D. 7101 27 34.5 15.0 39.0 1872 . Oct. I т . D. 8279 II 43.2 22.5 26.5 7114 5 45.5 305 late . 8296 23 44.5 7.0 42.0 7174 24 53.8 42.0 12.0 8301 ...
... Remarks . Date . No. of Micrometer star . Remarks . reading . Ν . S. Ν . S. 1872 . Oct. I т . D. 7101 27 34.5 15.0 39.0 1872 . Oct. I т . D. 8279 II 43.2 22.5 26.5 7114 5 45.5 305 late . 8296 23 44.5 7.0 42.0 7174 24 53.8 42.0 12.0 8301 ...
Page 33
... Remarks . Date . No of Micrometer star . Remarks . reading . N. S. Ν . S. 1872 . т . D. Oct. 3 7721 28 77.6 30.5 11.5 1872 . Oct. 8 т . D. 6722 2 63.0 15.0 31.5 7731 28 98.0 6754 23 66.8 37.0 10.0 7746 Ο 22.5 15.5 26.5 6771 24 89.5 16.0 ...
... Remarks . Date . No of Micrometer star . Remarks . reading . N. S. Ν . S. 1872 . т . D. Oct. 3 7721 28 77.6 30.5 11.5 1872 . Oct. 8 т . D. 6722 2 63.0 15.0 31.5 7731 28 98.0 6754 23 66.8 37.0 10.0 7746 Ο 22.5 15.5 26.5 6771 24 89.5 16.0 ...
Page 34
... Remarks . Date . No. of Micrometer star . reading . Remarks . Ν . S. Ν . S. 1872 . т . D. Oct. 8 7972 17 34-9 32.0 22.0 1872 . Oct. 8 т . D. 572 25 8.6 19.0 35.0 7978 10 3.0 573 24 98.5 42.0 11.0 7984 22 13.5 31.0 22.0 588 I 11.3 44.0 ...
... Remarks . Date . No. of Micrometer star . reading . Remarks . Ν . S. Ν . S. 1872 . т . D. Oct. 8 7972 17 34-9 32.0 22.0 1872 . Oct. 8 т . D. 572 25 8.6 19.0 35.0 7978 10 3.0 573 24 98.5 42.0 11.0 7984 22 13.5 31.0 22.0 588 I 11.3 44.0 ...
Page 35
... Remarks . Date . reading . No. of Micrometer star . Remarks . reading . Ν . S. N. S. 1872 . Oct. 9 т . D. 7602 4 17.0 18.0 38.0 1872 . Oct. 9 т . D. 394 6 41.5 37.0 20.0 7681 13 52.0 39.5 15.5 427 20 43.4 7705 25 13.0 37.0 19.0 Doubtful ...
... Remarks . Date . reading . No. of Micrometer star . Remarks . reading . Ν . S. N. S. 1872 . Oct. 9 т . D. 7602 4 17.0 18.0 38.0 1872 . Oct. 9 т . D. 394 6 41.5 37.0 20.0 7681 13 52.0 39.5 15.5 427 20 43.4 7705 25 13.0 37.0 19.0 Doubtful ...
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Common terms and phrases
21 Cassiopeiæ 21h local sidereal 30m local sidereal 50 Draconis 61 Cygni 9 Draconis Aquilæ August azimuth bB aA CC Capricorni Ceti Cheyenne chron chronograph chronom Clamp Cloudy all day Colo Colorado Springs chronometer Colorado Springs Salt COLORADO TERRITORY Computations for Latitude Date Delphini Draconis 38 eter final result Groom Groombridge 3241 Groombridge 4163 Half-sum of dec July 28 July 30 July 31 Latitude of Cheyenne LATITUDE-OBSERVATIONS-Continued Level linations longitude Mean at 21h Mean for 19h Microm Micrometer star Name of Star nights Normal Equations Number Half-sum Observations for Latitude October 18 Pegasi Piscium probable error REDUCTION Remarks Right ascension Sagittarii Salt Lake chron SALT LAKE CITY SALT LAKE OBSERVATORY Springs chron Springs Salt Lake ẞ Aquarii ẞ Cephei ẞ Lyræ station TABLES OF TIME-REDUCTIONS TIME-REDUCTIONS AT RECEIVING-STATION-Continued UNIFORM TABLES Ursæ Minoris UTAH TERRITORY wires Wyoming Territory δε ΔΤ