TIDAL OBSERVATIONS. 285 



S. Speed of semidiurnal 2(y — »;). M. Speed of semidiurnal 2 (y — cr) 



' ' — N . ' ^ 



1858-59. 1859-60. 1860-61. 1858-59. 1859-fiO. 1860-61. 



Rj o'oi46 verj' small, very small. o'0539 o*o8o8 o'o863 



fi 2ii°-96 46°-3o iS9°-37 32°7i 



Rj 0-4067 03802 0*3824 i"6694 I-62I5 1-6645 



62 334°-H 33S°-8o 336°-4S 33o°-8i 33i°-3o 328°-72 



R3 ...... Terj' small. Tery small, very small. 



6, 



"4 



fi., 



E4 very small, very small, very small. o-o6i6 o"o7i2 0-0698 

 23°-32 26°-73 ii°'i5 



MS. Speed (4y-2(T-2jj). 



' * .^ 



1858-59. 1859-60. 1860-61. 



Rj 0-0248 0-0325 0-0315 



Sj 22°-33 I2°-25 22°-8l 



fi. Speed 2(y — 2(r+r;). 



- A. 



18.58-59. 1859-60. 1860-61. 



R2 0-0257 0-0311 0-0252 



^2 254°-34 2o6°-i4 209°'S3 



K. Speed of semidiurnal (2y). 



^ A 



1858-59. 1859-60. 1860-61. 



Rj 1*337° i'3°36 1-2925 



61 i92°-i7 i90°-88 i88°-55 



R„ 0-1759 0-1716 o'i35i 



e, 326°-65 3i4°"53 3o8°75 



O. Speed (y-2<T). P. Speed (y-2jj'). 



18.58-59. 1859-60. 1860-61. 1858-59. 1859-fiO. 1860-61. 



Ri 0-8917 0-8511 0-8784 0-3672 0-3659 0-3869 



6, 3°-39 6°-25 4°-oi i6°-52 i5°-9o i3°-5a 



L. fpeed (2y— 0-— Tir). N. Speed (2y—3(r+'nr). 



1858-59. 1859-60. 1860-61. 1858-59. 1859-60. 1860-61. 



R2 0-0591 00370 0-0506 o'393i °'3494 °'3545 



i02°-63 i83°-oo i7o°-i6 303°-46 305°-53 302°-5i 



R. Speed (2y-ij). T. Speed (2y-3»;). 



^ * x ^ * ^ 



1858-59 and 1859-60. 1858-59 and 1859-60. 



R2 0-0076 E.2 0-0142 



f^ i64°-co 62 277°-90 



X. Speed (2y—(r+-or-2j}). v. Speed (2y— Str— •nr+2);). 



— ^ 



1858-59. 1859-60. 1860-61. 1858-59. 1859-60. 1860-61. 



R, 0-0372 0-0275 0-012I 0-1044 0-0387 0-0437 



63 i88°-30 i56°-39 i44°-i8 287°-23 272°-46 349°-59 



J. Speed (y + <T—nr). Q. Speed (y-3(7+tiT). 



1858-59. 18.59-60. 1860-61. 1858-59. 1859-60. 1860-61. 

 Ri 00819 0-0376 0-0565 0-1706 0-1056 o'i332 



2i3°-98 2o8°-29 i83°-4o 353°'o3 33i°"34 8°' 



93 



Coincidence of phase of Coincidence of Opposition of 



S and M. P and O. pliase of M and N. phase of L and M. 



0-214 of a day 0441 of a day 2024 days 0-126 of a day 



After New and Full Moon. After Moon's perigees. 



