AT THE OBSERVATORY, CAMBRIDGE, MASS. 



JANUARY 1, 1850. 



445 



Observer, VV. C. B. 



JANUARY 1 and 3, 1850. 



Remarks. 



A star of the 7th magnitude follows the star of comparison by 30s. and is 9 north of it. 

 Observer, G. P. B. 



h. m. s. 



Mean by first wire . . 11 18 42.63 

 Chronometer fast . . 59.50 



Sid. time. . 11 17 43.13 



A a. No. of 



in. s. obs. 



1 48.45 



h. m. s. 



Mean by second wire . 11 19 1.59 

 Chronometer fast . . 59.50 



A a. No. of 



m. s. obs. 



Sid. time 



. 11 18 2.09 



1 48.44 



19 



h. m. s. 



Mean by first wire . . 11 47 24.45 

 Chronometer fast . . 59.50 



Sid. time . . . . 11 46 25.04 



A a. No. of 



m. s. obs. 



1 50.01 



h. m. s. 



Mean by second wire . 11 48 20.32 

 Chronometer fast . . 59.50 



Sid. time . . . . 11 47 20.82 



A a. No. of 



m. s. obs. 



