78 



OPPOSITION OF MARS, 1849-50, 



JANUARY 26, 1850 Continued. 



Remarks. 



Much haze rendered the star almost invisible throughout the night. 

 a Telescope accidentally touched after observing Mars. e More distinct and steady. 



Rejected. /Flaring and unsteady. 



6 Cool fresh wind rising, changing the refraction rapidly. g Very unsteady. 



c Flaring. h Very steady. 



d Recorded 44.5s. at wire E. i The light was changed. 



