MEASUREMENT OF AM ARC 



AMPLITUDE 



Of the Arc between Putchapollianj, ar*d N^mthabad* 



Zenith distances at 



STARS. 



- Putchapolliam. J Namthabad. 



* 



Leonis,.... 

 Regulus,... 



Leonis 



Leonis,.».. 



Virginis, 



Serpentis,. ».•••. 

 Herculis,.... ... 



Ophiuchi, ....... 



Aquilas,.. ...... 



Aquilse, 



Delphini, .,. 



« • P a »♦•••♦•» ©p 



O 

 I 



5 

 4 



1 



o 



3 

 i 



2 

 O 

 2 



n 



55 

 29 



39 

 00 



12 



37 

 43 

 35 

 5© 

 37 



« 55 



18.16 S. 

 12.99 N< 

 54.26 N. 

 59.4 N. 

 55.20 N* 

 14.15 N. 

 3858N. 

 00 69 N. 

 16.44 N. 

 50,74, S. 

 54.13 s 

 45.68 N. 



19 29 



J o 59 

 23 42 



33 49 

 5 i4 



53 5 6 

 28 34 



23 10 



3° 53 



57 2 



6 44 7 

 1 10 23 



91 S. 



16 S. 

 08. N. 



17 N. 

 87 S. 

 .58 S. 

 09 s. 



•99 s - 

 .62 S. 



•54 s -- 

 19 S. 



.40 s. 



Mean 



AMPLITUDE. 



6 11.75 

 6 12.15 

 6 12.18 

 6 so.23 

 6 1007 

 6 10.73 

 6 1267 

 11 68 

 10.06 

 n 80 

 13.06 

 9.0.3 



6 

 6 



6 

 6 



6 



4 6 ii. 2 8 



Celestial Arc between the parallels qj 



and Namthabad, . ..«.,.,« o...„.,. 4 6 11.28 



Tereftria! Arc, ..... 1489122.9 Feet 



Mean length of one degree 60487.27 Fath. 



Latitude of the middle point, ....»>.,.«. .13 255 



