37 



March. 

 9. 



29. 



31. 



April. 



5. 

 May. 



6. 



June. 



25. 



2S. 



July. 



]0. 



August, 



6. 



Observed dlffer- 

 ence^ at Ar- 

 magh. 



37,43. 



16,0. 

 16,02. 



15,7S. 



15,92. 



50,9. 



50,9. 



50,1. 



7,54. 



Names of theStars. 



^Tauri. 

 Syrius. 

 Procyon. 

 Pollux. 



Procyon. 



Pollux. 



Procyon. 



Pollux. 



Spica Virgs- 



Arcturus. 



Spica Virgs, 



Arcturus. 



Arcturus. T 



Aldebaran. j 

 a. Herculis '\ 

 a. Ophiuci. J 



Observed differ- 

 ences at Green- 

 wich. 



37,1S. 



16,08. 



16,04. 



16,08. 



50,99. 



51,0. 



55,8. 



7,49. 



Differenqe of ditfer. 

 ences. Green- 

 wich. 



— 0,25. 



+ 0,08. 

 + 0,06. 



+ 0,26'. 



+ 0,16. 



+ 0,09. 



+ ,10 



— fiO. 



05. 



Sept. S. Mr. Troughton ground down the Pivots of Greenwich T. Inst-'- by Hand.. 

 Procjron. 

 Pollux, 

 a Aquilse. 

 /3 Aq 

 Procyon. 

 Pollux. 



II. 



27. 



October, 



6. 



15,65. 



2S,22. 



16,66. 



7on. I 



iix. 3 



^uil^e. 1 



^uilae. y 



} 



16,16. 



28,0. 



10,06 



+ ,51. 



,22. 



-.6. 



