164 



OPPOSITION OF MARS, 1851-52, 



FEBRUARY 10, 1852 Continued. 



Results Continued. 



A P. F. limbs in A. R. reduced to are 

 Variation of A. R. in 7m. 33*. 

 Observed P. F. diameter .... 



h. m. 

 4 f at 7 34 



21.91 



- 5.87 



16.04 



0.07 



A N. S. limbs micr. in rev 0.806=15.71 



Variation of declination in 7m. 33). . . 0.72 



Corr. for diam. of micr. wires .... 2.20 



Observed N. S. diameter 12.79 



h. m. " 



A p at 7 42 0.06 



Remarks. 



Night as preceding. The meridian circle observations show that this is the right star. Comparing it with H. C. 15707, it is a full magnitude 

 mailer, so Unit the estimate of last night is correct. There U a star rather brighter in the same parallel with Mars, and following about 1m. 



Results. 



m. s. Her. 



+ 2 43.120 .... +3.022 

 2 41 .860 . . . . 3.795 

 2 38.017 .... 4.086 



+ 2 38.910 .... +3.358 



Santiago sid. time S. F. . . . 



Santiago sid. time N. P. . . . , 

 Interval 



=058.90 

 1 13.96 

 1 19.64 



=1 5.45 



h. m. s. 

 7 30 31.09 

 7 31 31.98 

 1 *89 



A N. S. limbs micr. in rev 0.773=15.07 



Variation of declination in 1m. 1. . . 0.(9 



Corr. for diam. of micr. wires .... 2.20 



Observed N. S. diameter 12 "8 



