AT THE OBSERVATORY, CAMBRIDGE, MASS. 



NOVEMBER 15, 1849 Continued. 



419 



A m. s. 



Mean by first wire . . 049 7.96 

 Chronometer fast . . 3 10.74 

 Sid. time . 45 57.23 



A a. No. of 

 8. obc. 



23.76 



A. m. s. 



Mean by second wire . 49 21 . 14 

 Chronometer (aft . . 3 10.74 

 Sid. time ... 46 10.40 



A a. No. of 

 s. obs. 



23.50 



Remarks. 



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



Observer, G. P. II. 



A. m. f. 8. 



1 11 41.43 

 3 10.76 

 1 S 30.63 34.32 



No. of 

 obs. 



NOVEMBER 15 and 1G, 1849. 



A. m. 8, 



Mean by second wire . 9 9. 02 

 Chronometer fust . . 50.65 



Sid. time . . . . 8 59 18.97 



No. of 

 obs. 



24.26 



A. m. . 



Mean by first wire . . 9 946.15 

 Chronometer tot . . 50.65 



.lid. time 98 55.50 



Nn. of 

 obn. 



A. m. f. 



Mi-an by second wire . 9 958.87 

 Chronometer fast . . 50 65 



Siil. lime 99 8.33 



No. of 

 obs. 



23.92 



