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 1-5 of 8
Page 12
The following table shows the direction of the wind , and the estimated force , from 7 a . m . to 7 p . m . and from 7 p . m . to 7 a . m . The weather was clear all the time . Such an atmosphere , at an elevation of 6,000 feet , could ...
The following table shows the direction of the wind , and the estimated force , from 7 a . m . to 7 p . m . and from 7 p . m . to 7 a . m . The weather was clear all the time . Such an atmosphere , at an elevation of 6,000 feet , could ...
Page 27
-1 52 33.54 Normal Equations . 7 St + 5.918 – 8.160 = 3.27 5.91 St + 70.49a – 82.36 c = – 75.09 - 8.16 01 – 82.36 a + 122.80c = + 90.98 - 0.950 c = + 0.1.10 $ = + 0.490 The following table shows the corrections and the rate of 27.
-1 52 33.54 Normal Equations . 7 St + 5.918 – 8.160 = 3.27 5.91 St + 70.49a – 82.36 c = – 75.09 - 8.16 01 – 82.36 a + 122.80c = + 90.98 - 0.950 c = + 0.1.10 $ = + 0.490 The following table shows the corrections and the rate of 27.
Page 28
The following table shows the corrections and the rate of the chronometers used at Cheyenne and Salt Lake City : CHEYENNE . — NEGUS 1499 . Date . Local sidereal hour . Correction of chronometer . Rate per hour . h . h . m . S. 1872 .
The following table shows the corrections and the rate of the chronometers used at Cheyenne and Salt Lake City : CHEYENNE . — NEGUS 1499 . Date . Local sidereal hour . Correction of chronometer . Rate per hour . h . h . m . S. 1872 .
Page 29
This table shows the result obtained for longitude each way each night and the mean of all the nights : Chronometric Signals sent fromStations of record . Means of signals sent and received . Local sidereal times .
This table shows the result obtained for longitude each way each night and the mean of all the nights : Chronometric Signals sent fromStations of record . Means of signals sent and received . Local sidereal times .
Page 30
The result shows a large difference — Mr . Austin observing later than myself , as may be seen by a statement of the following clock - errors : Salt Lake City , UTAH , September 13 , 1872 . m . S. 2 Austin .. 2 S , Clark .
The result shows a large difference — Mr . Austin observing later than myself , as may be seen by a statement of the following clock - errors : Salt Lake City , UTAH , September 13 , 1872 . m . S. 2 Austin .. 2 S , Clark .
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Common terms and phrases
30m local sidereal 61 Cygni 9 Draconis aA cC Adopted Aquarii Aquilæ ASSISTANTS astronomical August breaks Capricorni Cephei Changed charge Cheyenne chron chronograph chronom circuit Clamp clear Cloudy Colo Colorado Springs chronometer COLORADO TERRITORY connections Corrections Cygni Date Declination Delphini Determination difference Draconis Engineers eter exchange feet final result GEOGRAPHICAL giving Groom heavy Herculis hour July 31 late Latitude LATITUDE-OBSERVATIONS—Continued Level longitude Lyræ Mean Meridian Micrometer star miles minutes Name of Star nights Normal Equations observations October October 14 Ophiuchi pair Pegasi Piscium placed probable error rain reading received record REDUCTION Remarks Right Sagittarii Salt Lake chron Salt Lake City SALT LAKE OBSERVATORY shows signals sent Springs chron station SURVEYS TABLES OF TIME-REDUCTIONS tent UNIFORM TABLES United Ursæ UTAH TERRITORY Washington Western wind wires Wyoming Territory аА сс
Bibliographic information
| Title | 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 Meridian |
| Author | Geographical Surveys West of the 100th Meridian (U.S.) |
| Publisher | U.S. Government Printing Office, 1874 |
| Original from | Cornell University |
| Digitized | 28 Feb 2013 |
| Length | 82 pages |
| Export Citation | BiBTeX EndNote RefMan |