178 



ASTRONOMY 



TABLE in. 



ahulatio7i of remits for the latitude of astronomical station at head of Santa Cruz 

 from observations made ivitli a zenith telescope (T, & S.) on tioenty-iltree pairs of 

 n niarh. Prinrhial Assistant, assisted hv C. N. TurnhidL Lieut. Corps Top, En^ 



Date. 



1855. 



May 10 



11 

 12 

 13 

 14 



Mean of each pair. 



1st pair. 



B. A. C. 



3523 S. 

 3533 N. 



/ 



5«.28 



2d pair. 



B. A. C. 



3548 N. 

 3650 S. 



// 



53.59 



3(1 p:iir. 



B. A. C. 



3742 S. 

 3S11 N. 



58.28 



53.50 



57.59 

 57.23 



57.41 



4th pair. 



B. A. C. 



3Sd9 S. 

 3952 N. 



5th pair. 



6tli pair. 



// 



56.52 

 56.09 



56.50 



B. A. C. 



3995 



4026 N. 



- ia 

 I?. 



B. A. C. 

 3995 S. 

 4028 N. 



// 



55.72 

 56.76 

 55 . 75 

 55.39 



It 



56.57 

 57,23 

 57.07 

 56.60 



55.90 



56.86 



7th pair. 



B. A, O. 



4057 N. 

 4J56 S. 



a 



52 . 99 



5U81 

 52.74 



52.51 



8th pair. 



B. A. C. 



4059 N. 

 4156 S. 



ft 

 53.19 



53.13 



gth pair. 



10th -pair 



B. A. O' 



4177 N. 

 4212 S. 



B. A. C. 



4248 3. 

 4282 N. 



51.18 

 52.00 



52.38 



ff 

 53.41 



54.84 



55.64 

 52.82 



54.19 



// 



56.55 



54.7 



55.66 



TABLE III— Continuecl. 



Date. 



1855 



May 10 

 11 



12. 



13 

 14 



lllh pair. 12th pair. 



B. A. C. 



4282 N. 



4318 S. 



Mean of each pair. 



ff 

 57.38 



56.47 



55.50 

 57.31 



56.66 



B. A. C. 



4345 \\ 

 438S S. 



f> 



58. C2 

 56.03 

 57.59 

 55.96 



56.90 



13:h pair. 



B. A. C. 

 4345 N. 

 4575 S. 



ft 



14th pair. 15th pair. 16th pair, 



B. A. C. 



4346 N, 



4368 3. 



tf 



56.37 



55.35 

 54.92 



59.38 

 56 56 

 58.53 

 56.81 



55.54 



57.82 



B. A. C. 



4346 N. 

 4575 S. 



// 



57.73 



58.32 

 55.73 



56.59 



S> Am O* 



438S S. 

 440B N. 



58.93 

 57.26 



17th pair. 



B. A. C. 



4388 S. 

 4415 N. 



61.20 

 58.08 



58.86 



tf 

 59.49 



57.00 



18th pair 



B. A. C. 



4388 S. 

 4595 N. 



56.42 



B. A. C. 



4388 S. 

 4600 N. 



CO. 72 

 58 47 



58,92 



56.90 

 57.95 



57.08 



// 



20th pair, 



B. A. C. 



4408 N. 

 4575 S. 



56.77 



58.22 



// 



55.58 



57.88 

 57.06 



55.83 



TABLE III— Continued. 



Date. 



1855. 



May 10 

 11 



12 

 13 

 14 





21st pair. 22d pair 



B. A. C 



4415 N. 

 4575 S. 



IS. A« 0> 



4575 S. 

 4595 N. 



// 



55.26 



53.60 



54.77 



58.51 



57.46 



54.65 

 56.94 



Mean of each pair. 



23d pair. 



B. A. C. 



4575 S. 

 4600 N. 



It 

 54.74 



55.09 



57.55 

 58.20 



Latitude by a 

 mean of each 



1st result. 



2d result. 



night. 



• in 



31 17 56.36 

 31 17 56.03 

 31 17 56.62 

 31 17 56.67 

 31 17 56.24 



Latitude by a j Latitude by a 

 mean of each mean of ail the 

 pair. observations. 



3d result. 



Latitude by a mean 

 of the results for 

 each night. 



Final result. 



Mean of 1st, 2d, 

 and 3d results. 



/ II 



if 



• / 



I 



31 17 56.30 



31 17 56.32 



31 17 56 38 



1/ 



31 17 56.33 



