AECTIC SEAS.— PAET Y. EEFUGE COVE. 
Hence we have 
2(B-y. 
h m. o / 
High Water 3 24 49 30 
Low Water 2 3 30 0 
Hence we obtain 
' = sin 2 (B— 4)=0-76 High Water 
= 0-50 Low Water. 
Mean .... 0-63 
Collecting the several constants, we obtain: — 
Diurnal Tide. 
i m = + 8 h 48 m , 
M'= 9 ‘06 inches. 
Semidiurnal Tide. 
^=0-62 (Heights), 
^-,=0-63 (Intervals). 
High Water. Low Water, 
Mean Lunitidal Interval = —0 h 26 m, 7 6 h l m, l. 
