B4 



MEASUESMSNT OF AN, ARC 



^ BOOTIS. 



18M. 

 Month, 



May 3 



Mean 



Lef^Arc. 



1811. 



Right Arc. 



Q 31 31.166 

 29.600 

 29 541 



) 



MeaD. 





Month. 



May 4 

 7 - 

 15 



IVTpan 





0. 31 39. .158 

 41.814 

 39,899 



31 

 lUfraction, Sec + 



35.196 

 0.672 



Zenitfi.Distance, 31 



35.!?68 



31 40 290 



31 30.102 



^ SERPENTIS. 



May 1 



4 



7 



15 



Mean 



3 



53- 



67,264 

 56.544 

 68.087- 

 55.731 



May" 3 



' ■ 9 



M'an 



3 53 



48.902 

 46.679 

 47.9S.9 



ilefractieo, &c. 

 Zenith Distance, 



3 53 

 + 



5i 38t 

 3.9()K 



3 63 



56 2g( 



3 



53 



66.,90S 



3 53 



47.857 









^ SERPENTIS. 



May 3 



8 



1,6 



Meatv 







56 35.097 

 35.648 

 36.908 

 35.3-,52 



May, 1 

 4.- 

 7 

 9^ 



Mean 



££j 27.280 

 2S,307 

 26.947 

 26.814 



Refraction, &p. 

 Zenith Distance, 



56 

 + 



31.74.5 

 0.901 



6(5 



32.646 







56 36.151 



66 27.338 









» SERPENTIS*- 



May 



3 



5 



8 



15 



Mean 



1 12 25.342 

 27.266 

 28.021 

 26.916 



1 12 ?6.886 



May 



Me 



1 



4- 



7 



9 



I 12 



18.786 

 19.549 

 17;5 54 

 17.467 



a 



1 12 



18.. ^39 



1 12 22.613| 

 Refraction, &c. -f.- l.lOsl 



Zenith Distance, 1 12 23.718 



• HERCULIS, 



May 2 

 4 

 7 

 9 



Mean 



4 



31 



19.468 



19.359 



20,186 



.f20.684 



May 1 

 3 

 5 

 8 



Menn 



,4 



3i 



10.287 

 8.924 

 8.872 



Refraction, csci 



Zenith Distauce, 



4 



31 

 -t- 



14 Coi 

 4. J 72 



4 



31 



19.103 



4 



31 



19.9'?4 



4 



Si 



S.337 



„,.. _,. .„., J 



























