Table:
text: Theory of tides
Long period
Long period
Higher_harmonics Darwin Period Speed Doodson_coefficients NOAA
Shallow water eighth diurnal M 8 3.105150301 115.9364166 8 36
Shallow water quarter diurnal MS 4 6.103339275 58.9841042 4 37
Semi-diurnal Darwin Period Speed Doodson coefficients NOAA
Species Symbol (hr) (°/hr) n 1 (L) order
Principal lunar semidiurnal M 2 12.4206012 28.9841042 2 1
Principal solar semidiurnal S 2 12 30 2 2
Larger lunar elliptic semidiurnal N 2 12.65834751 28.4397295 2 3
Larger lunar evectional ν 2 12.62600509 28.5125831 2 11
Variational MU 2 12.8717576 27.9682084 2 13
Lunar elliptical semidiurnal second-order 2N 2 12.90537297 27.8953548 2 14
Smaller lunar evectional λ 2 12.22177348 29.4556253 2 16
Larger solar elliptic T 2 12.01644934 29.9589333 2 27

Question: What is the velocity of the higher harmonics that have a NOAA of 37 for tidal theory?