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 15
Page 50
... July 28 S. NE . 2 I 29 0 Ε . SE . 0 2 2 Cloudy during the day ; clear after 12 p . m . Clear ; heavy dew in the night . 30 N. SW . NW . I 3 2 Heavy wind and rain in the afternoon . 31 Ν . SE . Ν . I I I Rain from the west at 3 p . m ...
... July 28 S. NE . 2 I 29 0 Ε . SE . 0 2 2 Cloudy during the day ; clear after 12 p . m . Clear ; heavy dew in the night . 30 N. SW . NW . I 3 2 Heavy wind and rain in the afternoon . 31 Ν . SE . Ν . I I I Rain from the west at 3 p . m ...
Page 53
... July 29th and 30th , and August 2d , 5th , and 6th . Observations for time were made at Colorado Springs on the nights of July 28th , 29th , 30th , and 31st , and August 2d , 4th , 5th , and 6th ; at Salt Lake on the nights of July 28th ...
... July 29th and 30th , and August 2d , 5th , and 6th . Observations for time were made at Colorado Springs on the nights of July 28th , 29th , 30th , and 31st , and August 2d , 4th , 5th , and 6th ; at Salt Lake on the nights of July 28th ...
Page 54
... July- August- Name of star . Right Ascension , Declination . 1873.0 . 28 29 30 31 2 45 6 28 29 30 31 I 2 5 6 h . m . s . ε ζ Ursæ Minoris Coronæ β1 Scorpii Groombridge 2320 d Ophiuchi . 15 48 38.49 + 78 11.0 52 19.90 + 27 14.8 58 ...
... July- August- Name of star . Right Ascension , Declination . 1873.0 . 28 29 30 31 2 45 6 28 29 30 31 I 2 5 6 h . m . s . ε ζ Ursæ Minoris Coronæ β1 Scorpii Groombridge 2320 d Ophiuchi . 15 48 38.49 + 78 11.0 52 19.90 + 27 14.8 58 ...
Page 56
... July 30 , 1873 . Name of Star . Clamp . T bB a A C Τ ' AR . AT T Draconis Ε . h . m . 19 28 14.82 S. S. s . S. h . m . S. h . m . S. m . S. 0.00 +0.41 0.14 19 28 15.09 19 18 2.48 -10 12.61 K Aquilæ 40 18.63 0.01 ... July 31 , 1873 56.
... July 30 , 1873 . Name of Star . Clamp . T bB a A C Τ ' AR . AT T Draconis Ε . h . m . 19 28 14.82 S. S. s . S. h . m . S. h . m . S. m . S. 0.00 +0.41 0.14 19 28 15.09 19 18 2.48 -10 12.61 K Aquilæ 40 18.63 0.01 ... July 31 , 1873 56.
Page 57
... July 31 , 1873 . Name of Star . Clamp . T 6B aA C Τ ' AR . AT σ Sagittarii E. . ζ Aquilæ h . m . 18 57 37.84 19 9 49.73 S. S. s . 0.11 + 1.96 s . 0.07 h . m . S. 18 57 39.62 h . m . S. m . S. 18 47 26.06 -10 13.56 0.20 +0.86 0.07 19 ...
... July 31 , 1873 . Name of Star . Clamp . T 6B aA C Τ ' AR . AT σ Sagittarii E. . ζ Aquilæ h . m . 18 57 37.84 19 9 49.73 S. S. s . 0.11 + 1.96 s . 0.07 h . m . S. 18 57 39.62 h . m . S. m . S. 18 47 26.06 -10 13.56 0.20 +0.86 0.07 19 ...
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Common terms and phrases
12-Year Cat 24h local sidereal 30m local sidereal 38 Cassiopeiæ 50 Draconis 61 Cygni 9 Draconis Andromedæ Aquilæ August bB aA CC Capricorni Ceti Cheyenne chron chronograph chronom Clamp Cloudy all day Colo Colorado Springs chronometer COLORADO TERRITORY Computations for Latitude Date Delphini Draconis 22 eter final result Groom Groombridge 3241 Groombridge 4163 Half-sum of dec HARVARD COLLEGE OBSERVATORY July 31 Latitude of Cheyenne LATITUDE-OBSERVATIONS-Continued Level linations longitude Mean at 24h Mean for 17h Microm Micrometer star Name of Star nights Normal Equations Number Half-sum Observations for Latitude October 14 October 16 Ophiuchi Pegasi Piscium probable error REDUCTION Remarks Right Ascension Sagittarii Salt Lake chron SALT LAKE CITY SALT LAKE OBSERVATORY Springs chron ẞ Aquarii ẞ Cephei ẞ Lyræ TABLES OF TIME-REDUCTIONS Tabulation of Stars TIME-REDUCTIONS AT RECEIVING-STATION-Continued UNIFORM TABLES Ursæ Minoris UTAH TERRITORY wires Wyoming Territory δε ΔΤ
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.