S3 



MEASUREMENT OF AN AUC 



8. AMPLITUDE 



of the Arc between Putckapolliam and Punnae, 



S T A E S. 



5 Hydras ....... 



s -Hydrae/....... 



« Cancri, ....... 



o Leonis, ....... 



Regulus, .... 



S Leonis, ... 



/3 Leonis, ... 



e Virginis, .... 



5 SerpentiSj .... 



a Serpentis, .... 



a Herculis, .... 



tt Ophiuchi, ... 

 s Aquilse., ..... . 



<y Aquilae, ...... 



ii. LCI/I I y c . C9QO*0C 



Aquilas, ...... 



Delphini, .... 



ZENITH DISTANCES AT 



PtJTCHAPOLLIAM. 



PUNNAE. 



AMPLITUDE. 



37 

 52 

 38 



13 



55 

 29 



4 39 

 1 



12 

 3 56 

 3 37 



1 43 



2 35 

 50 

 2 37 



5 3 

 2 55 



12.65 



8.97 

 32.64 

 18.16 

 12.99 

 54.26 

 59.4 

 55.2 

 14.15 

 48.46 

 38.58 



0.69 

 16.44 

 50.74 

 54.13 

 55.68 

 45.68 



S. 

 S. 



N. 



S. 



N. 



N. 



N. 



N. 



N. 



S. 



N. 



N. 



N. 



S. 



S. 



s. 



N. 



47 1. 



1 59. 



26 42 

 36 52, 

 45' '24, 

 20 3 

 30 11 

 51 5 



2 25 

 6 38 



27 48. 

 33 11 

 25 29. 

 59 19 



12 14 



13 48 

 45 58. 



37 



S. 



31 



s. 



91 



N. 



07 



N. 



06 



N. 



44 



N. 



59 



N. 



95 



N. 



36 



N. 



1 



S. 



35 



N. 



86 



N. 



25 



N. 



77 



N. 



69 



N. 



4 



S. 



28 



N. 



VTean 



2 50 



\ 1.28 



9.66 



10.27 



10.23 



11.07 



9 18 



12.19 



10.75 



1121 



1036 



9.77 



11.17 



1281 



10.51 



S.82 



7.28 



12.6 



2 50 10.54 



Celestial Arc between the parallels of 



Putchapolliam and Punnae Station, ........ 



Terrestrial Arc, ............ 



Mean length of 4Mie degree, . 

 Latitude of the middle point, 



..2 50 10.54 

 ...1029100.5 Feet. 

 ... 60473 Fath. 



i§ 34 44' 



