AT THE NAVAL OBSERVATORY, WASHINGTON. 



397 



Remarks. 



The first two comparisons without illuminalion. The night uncommonly fine and serene. All the circumstances favorable, except the inequalily 

 of ilin external and interior temperatures, which could not have been reduced, all the doors and windows of the dome having been kept open during 

 the \vlidle day. A 8. 



Results. 



Mean of chronometer times. Venus * 



A a. Ad. 



h. m. s. m. 8. Rev. 



Venus S.P. *8 , 53118.91 +1 8.41 + 8.234 



Correction of chronometer + 12.53 A t . . . . -f- 0.19 



+2' 6". 57 



Ap . . . . + 0.03 + 0".68 



h. in. s. m. a. Rev. 



VenusN.P. .8 .... 53416.29 +1 8.38 -f. 11.124 



Correction of chronometer -f. 12.53 A t .... + 0.19 



+2' 50". 99 



A f . . . . + 0.04 + S".91 



