356 



OPPOSITION OP MARS, 1849-50, 



Remarks. 



The position of the observer at the last comparison was so confined and cramped as to render the observations altogether unsatisfactory. 

 Night very fine. Low mist, and very heavy dew. A 10. 



Results. 



Mean of chronometer times. 



Mara P. and centre Lalande 12557 



Nineteen comparisons 

 Correction of chronometer 



h. m. s. 

 4 39 45.41 

 + 1 5.12 



h. m. s. 



Ap 



0.00 



Mars * 



A (5. 

 Rev. 



). + 13.924 

 + 3' 34". 03 

 + 0".06 



Rev. 

 14.681 



Mure P. and centre Lalande 12557 . Six comparisons .... 6 740.32 +31.26 + 



Correction of chronometer . +1 5.24 +3' 45". 67 



A f . . . 0.00 + 0".D6 



