[Table] header: Higher harmonics | Darwin | Period | Speed | Doodson coefficients | NOAA row 1 : Species | Symbol | (hr) | rate(°/hr) | n 1 (L) | order
row 2 : Shallow water overtides of principal lunar | M 4 | 6.210300601 | 57.9682084 | 4 | 5
row 3 : Shallow water overtides of principal lunar | M 6 | 4.140200401 | 86.9523127 | 6 | 7
row 4 : Shallow water terdiurnal | MK 3 | 8.177140247 | 44.0251729 | 3 | 8
row 5 : Shallow water overtides of principal solar | S 4 | 6 | 60 | 4 | 9
row 6 : Shallow water quarter diurnal | MN 4 | 6.269173724 | 57.4238337 | 4 | 10
row 7 : Shallow water overtides of principal solar | S 6 | 4 | 90 | 6 | 12
row 8 : Lunar terdiurnal | M 3 | 8.280400802 | 43.4761563 | 3 | 32
row 9 : Shallow water terdiurnal | 2"MK 3 | 8.38630265 | 42.9271398 | 3 | 34
row 10 : Shallow water eighth diurnal | M 8 | 3.105150301 | 115.9364166 | 8 | 36
row 11 : Shallow water quarter diurnal | MS 4 | 6.103339275 | 58.9841042 | 4 | 37
row 12 : Semi-diurnal | Darwin | Period | Speed | Doodson coefficients | NOAA
row 13 : Species | Symbol | (hr) | (°/hr) | n 1 (L) | order
row 14 : Principal lunar semidiurnal | M 2 | 12.4206012 | 28.9841042 | 2 | 1
row 15 : Principal solar semidiurnal | S 2 | 12 | 30 | 2 | 2
row 16 : Larger lunar elliptic semidiur | N 2 | 12.65834751 | 28.4397295 | 2 | 3
row 17 : Larger lunar evectional | ν 2 | 12.62600509 | 28.5125831 | 2 | 11
row 18 : Variational | MU 2 | 12.8717576 | 27.9682084 | 2 | 13
row 19 : Lunar elliptical semidiur | 2"N 2 | 12.90537297 | 27.8953548 | 2 | 14
row 20 : Smaller lunar evectional | λ 2 | 12.22177348 | 29.4556253 | 2 | 16
row 21 : Larger solar elliptic | T 2 | 12.01644934 | 29.9589333 | 2 | 27
row 22 : Smaller solar elliptic | R 2 | 11.98359564 | 30.0410667 | 2 | 28
row 23 : Shallow water semidiurnal | 2SM 2 | 11.60695157 | 31.0158958 | 2 | 31
row 24 : Smaller lunar elliptic semidiur | L 2 | 12.19162085 | 29.5284789 | 2 | 33
row 25 : Lunisolar semidiurnal | K 2 | 11.96723606 | 30.0821373 | 2 | 35
row 26 : Diurnal | Darwin | Period | Speed | Doodson coefficients | NOAA
row 27 : Lunar diurnal | K 1 | 23.93447213 | 15.0410686 | 1 | 4
row 28 : Lunar diurnal | O 1 | 25.81933871 | 13.9430356 | 1 | 6
row 29 : Lunar diurnal | OO 1 | 22.30608083 | 16.1391017 | 1 | 15
row 30 : Solar diurnal | S 1 | 24 | 15 | 1 | 17
row 31 : Smaller lunar elliptic diurn | M 1 | 24.84120241 | 14.4920521 | 1 | 18
row 32 : Smaller lunar elliptic diurn | J 1 | 23.09848146 | 15.5854433 | 1 | 19
row 33 : Larger lunar evectional diur | ρ | 26.72305326 | 13.4715145 | 1 | 25
row 34 : Larger lunar elliptic diurn | Q 1 | 26.868350 | 13.3986609 | 1 | 26
row 35 : Larger elliptic diurnal | 2Q 1 | 28.00621204 | 12.8542862 | 1 | 29
row 36 : Solar diurnal | P 1 | 24.06588766 | 14.9589314 | 1 | 30
row 37 : Long period | Darwin | Period | Speed | Doodson coefficients | NOAA
row 38 : Lunar monthly | M m | 661.3111655 | 0.5443747 | 0 | 20
row 39 : Solar semiannual | S sa | 4383.076325 | 0.0821373 | 0 | 21
row 40 : Solar annual | S a | 8766.15265 | 0.0410686 | 0 | 22
row 41 : Lunisolar synodic fortnight | M sf | 354.3670666 | 1.0158958 | 0 | 23
row 42 : Lunisolar fortnightly | M f | 327.8599387 | 1.0980331 | 0 | 24 [/Table] Answer this question based on the above table: What is the NOAA of the higher harmonics that have a Darwin of m sf?

Answer: 23.0