of the principal fixed Stars, 

 et Ononis. 



«99 



1812, July 17, 22, 25, Aug. 5, 

 13, 14, 16, 17, 19. 1813, 

 Jan. 2 - 



Jan. 10, u, 13, 16, 22, 25, 27, 

 28, Mar. 2, 1 1 



Mar. 18, 22, Apr. 3, 4, 9, 10, 

 11, IS, 13, 14, 



x^pr. 17, 18, 19, 20, May 28, 

 July 8, 16, 17, 28, 29 - 



Aug. 6, 8, 11, 13, 18, 19, 20, 

 23, 24, Sept. 1 



044 



} 16,380 



} 15,849 

 114,856 



Mean of 10 



Mean of 20 

 Mean of 30 

 Mean of 40 

 Mean of 50 



16,044 



15.765 

 i5>97o 



From the discordance of the last series, I consider this result 



as doubtful. 



a Serpentis. 



1812, June 12, 13, 17, 19, 22, 



23, 28, 30, July 2, 4 - 



July 6, 8, 9, 15, 18, 20, 21, 22, 

 26, 28 - 



Aug. 14, 15, 17, 18, 19, Sept. 

 15, 16*, 18, 21, Oct. 3 .- 



Oct. 4, 13, 26, Dec. 6, 7, 12. 

 1813, Jan. 8,9, 15, June 7 



June 8, 10, 13, 16, 18, 21, 23, 



24, 25, 27 - - * 



July 5,10,11, 12,16,17, 28, 19, 

 20, 22 



July 23, 26, 27, 28, 29, 30, 

 Aug. 2, 7, 12, 15 



MDCCCXIII. 



138,187 



1 39.508 



} 39700 

 1 39,282 



1 39.244 



} 39.240 



Result very exact. 

 Rr 



Mean of 1 o 



Mean of 20 



Mean of 30 



Mean of 40 



Mean of 50 



Mean of 60 



Mean of 70 



38,187 



38,847 



39.132 



S9>^^9 



39.184 



2>9y^Q5 



39,260 



