394 TRANSIT OF VENUS, 1874. BODRIGUEZ. HERMITAGE ISLAND. 



ADOPTED ERRORS and BATES of the CHRONOMETERS at HERMITAGE ISLET. 



Hewitt No. 732. 



Cotterell No. 



Parkinson and Frodsham No. 4530. 



For the Ingress of Venus the pocket chronometer Parkinson and Frodsham 

 No. 4530 may be considered 6 m . 21 s- 96 slow on Local Mean Time ; for the 

 Egress, 6 m . 22 8- 35 slow on Local Mean Time. This chronometer will then 

 represent the mean of the three as well as the mean of both methods of 

 determining the local time. 



Observation of Ingress. 



On the morning of the transit, before sunrise, the sky was cloudless, and 

 the atmosphere so very clear that stars could be observed rising from the 



