ON THE MERIDIAN. 



m 



7. Means of the zenith distances, taken on the right and left arcs 

 corrected for refraction, equation of the sectorial tube, and the mean runs 

 of the micrometer. 



Zenith distances at Putchapolliam, 



? HYIMR2E. 



180 6 



Left Arc. 



180 6 



Right 



Arc. 



M EAN. 





MONTH. 



April 13 



16 



i 18 



20 



22 



Mean 



• 1 » 

 4 37 13.22 

 11.79 

 10.84 

 12.15 

 10.95 



MONTH. 



April 14 

 17 

 19 

 21 

 23 



Mean 





 4 37 



l'.'99 

 3.69 

 6.62 

 3.18 

 4.18 



Mean, ............ ti 



Refraction, &c. &c. „ . 



Zenith distance, ...,,.,, 



4 37 7.86 

 + 4.79 



4 37 12.65J 





4 37 11.79 



4 37 



3.93 



HYBEJE.' 



April 13 

 17 

 19 



22 



Mean 



3 52 8.43 



11.53 



7.53 



10.41 



April 14 

 18 

 21 

 23 



Mean 



3 51 59.2 

 52 0.11 

 . 1.64 

 0.5 



Mean, 



Refraction, &c. &c, . . 



Zenith distance, ...... 



3 52 4.921 

 + 4.05 



3 52 8.97 



3 52 9.48 



3 52' 0;36 ' 



1 



" t ■ 







K 



CANCRI 







' April 14 

 18 



20 



22 



Mean 



1 36 34.64 

 32.64 

 36.44 

 34.23 



April 17 

 19 

 21 

 23 



Mean 



1 36 28.67 | 

 27.37 

 27.4 

 27.72 



Mean, . .„.: 



Refraction, &c. &c. . , 



Zenith distance, .,..,, ,. 



1 36 31.14 

 + 1.5 



1 36 32.64 



I 36 34.49 



1 36 27.79 





u 



