92 



OPPOSITION OF MARS, 1851-52, 



Remarks. 



Good images and tolerably steady all nijlit. The dark line bounding the north polar zone is not as distinct as on the nigiit before last, nor do I 

 perceive the brownish-red portion on the southeast quarter of the planet. 



a Measures close. * Measures open. 



Results. 



I . m. s. 

 MeanS. F. . . 7 44 20.61 



in. s. 

 1 42.144 



Bev. 

 . 1.945 



37.91 



h m. 

 Correction for chronometer at 7 44 . 



m. s. 



-1 27.68 



Santiago Mil. time S. F. 



h. m. s. 

 7 42 52.93 



h. in. 

 A f at 7 45 . 



0.04 



