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
Page 3
... tables of time reductions at sending and receiving stations Correction and rate of chronometers Grouping of series of exchange of signals Personal equation Probable error . Resulting longitude • Reduction of the latitude observations ...
... tables of time reductions at sending and receiving stations Correction and rate of chronometers Grouping of series of exchange of signals Personal equation Probable error . Resulting longitude • Reduction of the latitude observations ...
Page 7
... tables of time - reductions at receiving - station . 10. Uniform tables of time - reductions at sending - station . 11. Grouping of series of exchange - signals , including means of single and serial results . 12. Personal equation . 13 ...
... tables of time - reductions at receiving - station . 10. Uniform tables of time - reductions at sending - station . 11. Grouping of series of exchange - signals , including means of single and serial results . 12. Personal equation . 13 ...
Page 15
... Time , dc . - Continued . October- October- Name of Star . Mean Right Ascension , 1872.0 . Declination . 5. 14. 16. 18. 19 . 21 . * h , n Aquarii 226 Cephei Pegasi ν Cephei 2 Aquarii ... TABLES OF TIME - REDUCTIONS AT 15 Instrumental values.
... Time , dc . - Continued . October- October- Name of Star . Mean Right Ascension , 1872.0 . Declination . 5. 14. 16. 18. 19 . 21 . * h , n Aquarii 226 Cephei Pegasi ν Cephei 2 Aquarii ... TABLES OF TIME - REDUCTIONS AT 15 Instrumental values.
Page 16
... TABLES OF TIME - REDUCTIONS AT RECEIVING - STATION . SALT LAKE OBSERVATORY , October 5 , 1872 . Name of Star . Clamp . T bB a A cC T ' AR . AT h . m . S. S. S. S. T Aquila W. 20 O 5.28 - 0.04 0.10 - 0.07 20 h . m . S. O h . m . S. K ...
... TABLES OF TIME - REDUCTIONS AT RECEIVING - STATION . SALT LAKE OBSERVATORY , October 5 , 1872 . Name of Star . Clamp . T bB a A cC T ' AR . AT h . m . S. S. S. S. T Aquila W. 20 O 5.28 - 0.04 0.10 - 0.07 20 h . m . S. O h . m . S. K ...
Page 17
... TABLES OF TIME - REDUCTIONS AT RECEIVING - STATION - Continued . SALT LAKE OBSERVATORY , October 14 , 1872 . Name of ... time 2 22.93 S. 19 57 54.66 - m . S. 2 22.88 Normal Equations . II St- - 4.46a + 1.25c + 1.73 - a = 0.250 — 4.46 dt ...
... TABLES OF TIME - REDUCTIONS AT RECEIVING - STATION - Continued . SALT LAKE OBSERVATORY , October 14 , 1872 . Name of ... time 2 22.93 S. 19 57 54.66 - m . S. 2 22.88 Normal Equations . II St- - 4.46a + 1.25c + 1.73 - a = 0.250 — 4.46 dt ...
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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