AT THE OBSERVATORY, CAMBRIDGE, MASS. 



NOVEMBER 15, 1849 Continued. 



419 



h m. s. 



Mean by first wire . . 049 7.96 

 Chronometer fast . . 3 10.74 

 Sid. time . 45 57.22 



No. of 

 ota. 



h. m. s. 

 Mean by second wire . 49 21.14 



Chronometer fast . . 3 10.74 

 Sid. time . 46 10.40 



No. of 

 olw. 



23.50 



Remarks. 



The observations are liable to errors from the imperfect illumination of the second-hand of the chronometer. 



Observer, G. P. B. 



h. m, s. s. 

 1 11 41.42 

 3 10.76 

 1 8 30.66 34.32 



No. of 



ob.s. 



NOVEMBER 15 and 16, 1849. 



k. m. s. 



Mean by second wire . 9 9.62 

 Chronometer fast . . 50.65 



Sid. time . . . . 8 59 18.97 



No. of 

 obs. 



24.26 



Mean by first wire . 

 Chronometer fast . 

 Sid. time .... 



h. m. s. 

 9 9 46.15 

 50.65 

 9 8 55.50 



A a. No. of 

 s. obs. 



Mean by second wire . 9 958.87 

 Chronometer fast . . 50 65 



Sid. time. . 9 9 8.22 



No. of 

 obs. 



23.92 



