202 



OPPOSITION OF MARS, 1851-62, 



Jttmarts. 



Uruurpanrd, in food deflniti in and Heady motion, by any night during the <erie. 



Smite, 



A P. F. limtw in A. R. minced to arc 



Variation of A. R. in 49t 



Obaerred P. F. diameter .... 



H 



13.16 



+ 0.19 



12.28 



h. m. 

 Aat7 15 



0.01 



A N. 8. limb. micr. in rev 0.606 = 11.81 



Variation of declination In 49t. ... + 0.09 



Corr. for diam. of micr. wires ... v 9.90 



i Mi.-, n nl X. 8. diameter . . . . 9.70 



li. m. " 



A pat 7 16 0.02 



