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 6-10 of 14
Page 60
... July 29 , 1873 . Name of Star . Clamp . T bB a A cC T ' AR . ΔΤ h . m . S. S. S. S. 5 Aquilæ W. • IO 52 32.II 0.07 ... 31 28.70 0.01 0.01 0.01 0.01 - S. h . m . S. h . m . 8 8 51.70 S. h . m . s . 16 15 57.03 + 8 7 5.33 15 12.95 22 18.55 5.60 ...
... July 29 , 1873 . Name of Star . Clamp . T bB a A cC T ' AR . ΔΤ h . m . S. S. S. S. 5 Aquilæ W. • IO 52 32.II 0.07 ... 31 28.70 0.01 0.01 0.01 0.01 - S. h . m . S. h . m . 8 8 51.70 S. h . m . s . 16 15 57.03 + 8 7 5.33 15 12.95 22 18.55 5.60 ...
Page 61
... July 31 , 1873 . Name of Star . Clamp . T bB a A CC T ' AR . +8 7 5.443 ± 0.033 ΔΤ h . m . S. S. S. S. T Herculis ทุ Draconis . E. 8 8 50.88 - 0.02 0.16 + 0.56 h . m . 8 8 51.58 S. h . m . S. h . m . s . 16 15 57.03+ 8 7 5.45 • 77 ...
... July 31 , 1873 . Name of Star . Clamp . T bB a A CC T ' AR . +8 7 5.443 ± 0.033 ΔΤ h . m . S. S. S. S. T Herculis ทุ Draconis . E. 8 8 50.88 - 0.02 0.16 + 0.56 h . m . 8 8 51.58 S. h . m . S. h . m . s . 16 15 57.03+ 8 7 5.45 • 77 ...
Page 65
... July 28 h . 17.0 h . m . + 8 7 S. S. S. 29 19.0 30 18.0 31 17.0 5.956 0.012 5.478 0.020 5.455 0.026 5.673 0.037 - 0.019 Aug. I 17.0 5.727 0.016 2 19.0 5 18.0 6 18.0 + 8 7 5.093 0.030 4.440 ± 0.040 4.491 0.024 --- -0.01O + 0.009 + 0.002 ...
... July 28 h . 17.0 h . m . + 8 7 S. S. S. 29 19.0 30 18.0 31 17.0 5.956 0.012 5.478 0.020 5.455 0.026 5.673 0.037 - 0.019 Aug. I 17.0 5.727 0.016 2 19.0 5 18.0 6 18.0 + 8 7 5.093 0.030 4.440 ± 0.040 4.491 0.024 --- -0.01O + 0.009 + 0.002 ...
Page 66
... July 29 h . m . S. h . m . S. 18 7 29.91 9 21 54-77 h . m . S. 18 13 30.52 h ... 31 0.20 Mean . 18 9 0.108 Mean . 23 24.949 Mean . IS 15 5.098 Mean . 9 29 ... July 30 h . m . S. h . m . S. 18 47 22.40 ΙΟ I 46.37 h . m . 18 58 45.11 S. h ...
... July 29 h . m . S. h . m . S. 18 7 29.91 9 21 54-77 h . m . S. 18 13 30.52 h ... 31 0.20 Mean . 18 9 0.108 Mean . 23 24.949 Mean . IS 15 5.098 Mean . 9 29 ... July 30 h . m . S. h . m . S. 18 47 22.40 ΙΟ I 46.37 h . m . 18 58 45.11 S. h ...
Page 68
... 31 23.721 Mean . 18 25 45.360 Mean . 9 40 3.969 July 30 , the breaks for the seconds of Salt Lake and Colorado Springs coincide . By meas- uring the differences where I find the full minute , I develop the fact that the Colorado Springs ...
... 31 23.721 Mean . 18 25 45.360 Mean . 9 40 3.969 July 30 , the breaks for the seconds of Salt Lake and Colorado Springs coincide . By meas- uring the differences where I find the full minute , I develop the fact that the Colorado Springs ...
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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