LATITUDE, 



185 



TABLE 



Tabulation of results for the latitude of astronomical station at tJie Initial Point on the Bio Grande^ 

 derived from observations made with zenith telescope, (T, ttS.y) on twenty-two pairs of stars: By 

 J. H. Clarh, principal assistant, assisted by II. Campbell. 



n 



1 



1st pair. 



1 



2d pair. 



3d pair. 



4th p.iir. 



5th pnir. 



6th pair. 



7th pair. 



8lh pnir. 



9th pair. 



10th pair. 



Date. 



G. C. 



18 N. 

 170 S. 



1 



] 



G. C 



18 N. 

 251 S. 



G, C. 



135 N. 

 186 S. 



G. C. 



170 S. 

 277 N. 



G. C. 



194 X. 

 944 S. 



1 



G. C. 



903 N. 

 244 S. 



G. C. 



204 S. 

 267 N. 



G. C, 



230 S. 

 267 N. 



244. S. 

 9j-J N, 



o. c. 



851 S. 

 977 N. 



1854. 

 Dec'r 27 





tt 



// 



51.20 



^.07 

 49.75 



51.78 



1 



// 



II 



// 

 49.17 



50.21 



51.60 



59.07 



1 



ft 



n 



11 

 48.04 



49.85 



50.30 



50.87 



It 



28 











1 

 1 





29 







b 











1855. 

 Ja.Ti'v l.A.A. «.*... 







J 



A 



1 

 \ 





1 



1 



1 





2 . . 



50.06 



49.46 



50.43 









io.io 



3 



50.70 



1 



' 51.43 

 50.73 



1 



' 51.89 

 ' 51.58 



53.00 



...• 



1 



51.44 



:>o.3i 



^MF • A V 



B 







1 



1 









9 















1 



• 11 











50.67 



52.09 



1 





13 











50.99 

 52.09 

 53.79 



50.77 

 50.74 

 53.00 



50. G3 

 50.88 

 59.43 





14 



^k — ^H ^h ^h ^h ^h ^^ ^ ^^ ^. ^m 



. 











15 



»•«••• f««»ftl«V p V ■ VVaVV* «VTV«w vwvwv* 











1 













...| 







Mean of eacli pair. . . 



50.06 ., 



49.46 



51.09 



50.43 



5a.3S ' 



) 



51.41 



50.67 



52.09 



50.53 



50.10 



TABLE X— Continued. 



Date. 



18o4 

 Dec'r 27..,, 



28 



29 



1855 



Jan 'y 1 



2 

 3 



9 

 11 

 13 

 14 



15 



11th pair. : 12th pair. ) 13th pair. [ 14lh pair. | 15th pair. 16th pair 



G. C. 



267 N. 



271 a 



Mean of each pair. 



It 

 50.73 



51.69 



50.91 



51.58 

 50.61 

 50.67 

 50.42 



51.^ 

 52.11 



51.11 



I7th 



! 



pair. ' leth pair. 19th pair. 9Uth pair 



! 



G.C. 



311 N, 

 345 S. 



tt 

 51.56 



51.97 

 50.84 



51.82 



52.33 



30 



52.51 



4d.88 

 53.88 



51. S5 



G.C. 



370 S. 

 389 N. 



52.28 

 50.21 

 49.10 



52.35 

 51.17 

 50.30 

 51.84 

 51.40 



51.07 



50.19 



50.99 



G.C. 



389 X. 

 400 S. 



;/ 



53.13 



53.13 



G.C- 



400 S. 



414 N. 



G.C. 



4O0 S. 



419 N. 



1 



i 



G.C. 

 430 X. 



448 8. 



1 

 1 



O.C. 



461 X. 

 505 8. 



G. C- 



556 S, 

 570 S. 



G.C, 

 586 N. 



589 9. 



tf 



51.25 



51.92 



fi 



53.40 



J 

 ] 

 1 



It 

 51.10 \ 



53.65 



52.21 



1 



53.16 



61.76 

 55,77 



50.80 



rt 

 52.54 



tt 

 52.04 



50.55 



$1 

 51.89 



51,77 



50.04 



53.05 





^r ^ 9 w W 



52.39 



4LAdAA^ m ^ ^ A ^ 



1 





51 25 



i 



1 



51.86 

 52.11 



51.44 



50 08 



51.33 



1 

 i 



1 1 



50.87 



48 86 



i 



50.19 



50.29 

 Sf2 16 



1 



1 



^r^^ ■ m^^F 



53.^2 

 53.85 

 51.85 



1 



53.16 



53.29 

 50.56 



50.67 

 49.95 







51 23 





1 



50.64 



SI 25 





:::::::::::.!:::::::::::: 





1 





u A • ^bf%M 





J 





51.05 



53.04 



51.62 



r 

 1 



52.54 



51.60 



51.08 



Vol. 1—24 



