68 PROCEEDINGS OF SECTION A. 
tion notation. The largest components are the lunar anu 
solar semi-diurnals, with amplitudes (semirange) of 64 and 
34 feet respectively. But no less than three of the diurnal 
tides have a semi-range greater than 1 foot. The solar 
annual, which may be largely meteorological. has a semi- 
range of | foot, whilst the semi-annual has half a foot. 
REsutts or Harmonic ANALYSES OF Port Darwin TIDAL 
REcORDS FOR THE YEAR BEGINNING MIDNIGHT PRECED- 
Inc lst January, 1896. 
(Lat. 12° 38’ S. Long. 130° 51’ E.) 
Component. Semi range in feet. K. 
i x races . . Reyne Ts ° 
8S, 0°16 169 
S, 3°44 193 
Si 0°05 128 
S, 0-01 184 
M, 0°05 315 
M, 6°56 144 
M, 0°05 26 
M, 0°13 279 
M, 0:06 167 
N 1°04 121 
L 0°41 216 
v 0:96 161 
O 1°14 313 
J 0°14 197 
Q 0°34 324 
B 0°39 110 
2SM O17 13 
MS 0°16 30 
P 0°44 1 
K, 1:91 336 
T 0°24 165 
R 0°83 97 
Ke 1°02 204 
Msf 0-47 29 
Mf 0°13 3338 
Mm 0°04 284 
Sa 0:97 76 
Ssa ¢ 0-54 59 
