Diurnal Tides on tlie Coasts of Ireland. 



75 



Rathmullan Table D. 



Comparison of the Observed and Calculated Diurnal Tides al Ralhvmllan at Low Water; 

 Negative Heights for Fifteen and one-half Lunations, commencing 1850, November 6'' 16'' 15"", and 

 ending 1852, January i' 8'' 30". 



The preceding Tables, a, b, c, d, show the agreement in height between the 

 Observed and Calculated Tides at Rathmullan. The following Tables, e, f, 

 show the differences between the Observed and Calculated Times of Va- 

 nishing, during the fifteen and one-half Lunations. 



Rathmullan. — Table E. 



Difference of Observed and Calculated Times of Vanishing of Diurnal Tide at Mathmullan, at High 



Water, expressed in Lunar Days. 



Age op Ldnae Tide = 5'' 10*. 



l2 



