450 



OPPOSITION OF MARS, 1849-50, 



DECEMBER 13 and 13, 1819 Continued. 



Remarks. 



The star is SO'' south of Mars. Previous to this set of mcasnrrs the position circle was reset. 

 Observer, G. P. D. 



A. -m. s. 



Mean 10 49 22.50 



Chronometer fast 56.40 



Sid. time ........ 10 48 26 ]0 



A a r os. J. Micr. 



/ H Kei: 



1 23.62 41.465 



0.07 Zero, 49.998 



1 23.55 8.533 



E.it. tlier 18'. 



No. of 

 obs. 



14 



DECEMBER 17 and 18,1849. 



A. m. *. 



Mean 12 1 34.76 



Chronometer fast 5. r >. 



Sid. time 12 39. 



Ext. ther. 22. 



A a cos. J. 



3 .75 



0.16 



3 6.59 



Observer, G. P. B. 



No. of 

 obs. 



17 



DECEMBER IS. 1S49. 



h. m. s. 



Mean . . . . 2 21 26.40 

 Chronometer fast 52.23 



Sid. time . . 2 20 31.17 



A a cos. i5. 



/ // 



3 27.09 



0.18 



3 26.91 



No. of 

 obs. 



h. m. s. 

 Mean . . . . 2 30 8. SO 



Chronometer fast 55.23 



Sid. time . . . 2 29 13.97 



A a cos. 



3 21.76 

 . 0.17 

 3 21.59 



No. of 

 obs. 



Ext. ther. 22. 



Observer, G. P. B. 



