LATITUDE, 



241 



TABLE XV. 



Tabulation of results/or the latitude of astronomical station at tJie imuth of 

 from observations made with zenith telescoj^e No. 4, on twenty pairs of st 

 Emory, Chief Astronomer and Surveyor of the United States and Mexico 



Major W. n. 



Date. 





Augusts, 1853 



6,1853 , 



7^ 1853 , 



9,1853 



10, 1853 



11,1853..... 



16,1853 



17,1853 



18,1853 



Latitude- by a mean of each pair 



1st pair. 



G. C. 



1390 N. 

 1399 S. 



25 57 21,82 

 25 57 22.14 

 25 57 21.86 

 25 57 22.72 



25 57 22.28 

 25 57 21.83 

 25 57 21.50 

 25 57 22.90 

 22 57 22.56 



25 57 22.18 





2d pair. 



G. C. 



1577 N. 

 1597 S. 



• / ff 



25 57 19.50 



25 57 22.77 



25 57 20.24 



25 57 21.11 



25 57 20.52 

 25 57 31.60 

 25 57 20.68 



25 57 21 25 

 25 57 21.50 



I 



3d pair. 



4tli pair. 



5th Dai 



6th pair. 



B. A. C. 



5460 N. 



B. A. C 

 5367 S, 

 5432 





B. A. C 



5686 S. 

 5788 N. 



B. A. C. 



5716 S. 

 5788 N. 



// 



/ u 



25 57 22.00 

 25 57 21.21 



25 57 22.27 



25 57 22.86 



25 57 23.75 



25 57 21 45 

 25 57 21.88 



• / // 

 25 57 21.77 



25 57 30.08 



25 57 20.06 



25 57 21.16 



95 57 18.89 



25 57 21.02 25 57 21.83 



25 57 20,67 



25 57 18.62 

 25 57 20.^ 



25 57 22.86 



25 57 21.78 



25 57 20.04 



B. A. C. 



5821 S. 

 5886 X. 



• / tt 

 25 57 23.67 



25 57 21.95 



ft5 57 21.38 



25 57 21.71 



25 57 21.18 



25 57 22.53 



25 57 22.91 



25 57 23.73 



35 57 '■Xi.m 



8th pair 



B. A. C. 

 5929 N. 



5941 S. 



/ 



If 



25 57 23.74 

 25 57 22.76 

 25 57 22.51 

 25 57 23.39 

 25 57 22.66 

 25 57 23,81 

 25 57 23.37 

 25 57 23. ;« 



25 57 23.49 25 57 23.19 



TABLE XV— Continued 



Date 



August 5, 1853. 



6, 1853, 

 7, 1853. 

 9,1853. 



10, 1853. 



11, 1853. 



16, 1853. 



18, 1853 



9th pair. 



B. A. C, 



6087 N. 



6106 S. 



• I tt 

 25 57 23.56 



25 57 21.70 



25 57 22.20 



25 57 21.94 



25 57 22,25 



25 57 22,86 



25 57 22 00 



25 57 22.80 



25 57 21.62 



Latitude by a mean of each pair 25 57 22.32 



lOih pair. 



11 til pair. 



B. A. C, 

 6365 N. 



6482 8. 



Bi A< 0« 



6365 ^. 

 6528 S. 



/ // 

 5 57 20.52 



• / It 

 25 57 21.88 



25 57 20.05 

 25 57 18.98 

 25 57 19.29 

 25 57 21.15 

 25 57 19.40 

 25 57 21.56 

 25 57 20.^ 





25 57 21.17 

 25 57 20.71 

 25 57 20.90 

 25 57 22,13 

 25 57 19.85 

 25 57 22.03 

 35 57 22.00 



1 



i 





25 57 20.23 



25 57 21.33 



12ih pair. 



G.C. 



1805 N. 



1850 S. 



// 



25 57 23.73 

 25 57 22.87 



IJtli pair. 



G.C. 



1805 N. 

 1852 S. 



// 



25 57 23.45 ^ 

 25 57 23.07 ' 



14Llt pair. 



G.C. 



1710 N. 

 1756 S. 



• / tt 

 25 57 21.85 



25 57 20.44 



25 57 20.54 





15th pair. 



B, A. C. 

 6744 N. 

 6777 8. 



// 



25 57 23.27 

 25 57 21.02 



\ 



16lh pair. 



B.A. C. 



6851 N. 

 6868 S- 



25 57 24.32 



25 57 21.12 



25 57 23.09 25 57 19,64 25 57 20.66 25 57 22.97 



25 57 24,24 

 25 57 22.47 



25 57 20.82 

 25 57 20,19 



1 



I 



25 57 22.22 25 57 19.35 



25 57 23.83 ' 25 57 20.69 



I 



25 57 20.93 



25 57 21.52 

 25 57 21.97 



25 57 21.17 ■ 25 57^.63 

 25 57 23.71; 25 57 19.82 | 25 57 21,45 25 57 22.70 



) 



25 57 23.30 1 25 57 23.26! 25 57 20.37. 25 57 21.42 25 57 22,4(5 



TABLE XV— ContinueJ. 



Date. 



Augufc^t 5, 1853 



6,1853 

 7, 1853 

 9, 1853 

 10, 1853 

 11,1853 

 16,1853 

 16,1853 



17th pair. 



18th pair. 



)9ih pair. 



20 th pair. 



B. A. C. 



7222 8. 

 7254 N. 



B. A. C. 

 7383 N. 



7641 S. 



t It 



tt 



25 57 21.99 

 25 57 21.60 

 25 57 19.76 

 25 57 22.26 

 25 57 21.54 

 25 57 21.18 

 25 57 21.60 



25 57 23.18 

 25 57 22.02 



B. A. C. 



7559 N. 

 7796 S. 



B- .A- C/« 

 7565 N. 



7963 S, 



/ fi 



It 



25 57 21.54 

 25 57 20.10 



25 57 ^.06 I 25 57 21.09 



25 57 ^.85 

 25 57 22.34 

 25 57 22.71 



25 57 22.82 

 25 57 22.60 



18,1853 '25 57 21.85 



Lat. by a m^n of each pair 



25 57 21.47 



25 57 21.63 25 57^.36 



25 57 21.85 



25 57 22.54 



I 



25 57 21.24 25 57 22,56 



Results for lat. 

 by a mean of 

 each night, 

 (decl'ns cor- 

 rected.) 



I 



i 



Latitude of astronomical station at the moutli of Rio Bravo 



25 57 22.26 

 25 57 22.27 

 25 57 21.52 

 25 57 21,45 

 25 57 21,65 

 25 57 21.85 

 95 57 21.09 

 25 57 22.18 

 25 57 22.07 



i 



I 



I 



iRt result. 2d result 



*- X 





v4 



o 



o 



o 



o r 



•9 m 



■* 5j I- 



•a ^ 



*/ 



99 



25 57 21.89 



25 57 21.78 



3d result. Final result. 





5' 



a t 



s 



oS 



11 



1/ 



25 57 21.82 ■ 25 57 21.83 



i 



25* 57/ 2r'.83 



Vol. I 



^1 



