JHOD TOP > Harmonic Constant

Harmonic Constant (Koudutou)

    Calculation period
    (Excluding Sa,Ssa)
    (year)
    Sa,Ssa
    Calculation period
    (year)
    Datum Level(DL)
    0 of gauge
    (cm)
    Under the mean sea level
    (Z0)(cm)
    2011-2020
    2011-2020
    86
    97

    Harmonic Constant
    No.
    Component
    tide
    Description
    Speed
    （Angle/Time）
    Amplitude
    （cm）
    Phase
    （°）
    1
    Sa
    Solar annual constituent
    0.0410686
    7.83
    158.50
    2
    Ssa
    Solar semiannual constituent
    0.0821373
    1.06
    255.25
    3
    Mm
    Lunar monthly constituent
    0.5443747
    0.90
    83.99
    4
    MSf
    Lunisolar synodic fortnightly constituent
    1.0158958
    0.49
    225.82
    5
    Mf
    Lunar fortnightly constituent
    1.0980331
    1.55
    99.67
    6
    2Q1
    Larger elliptic diurnal
    12.8542862
    0.54
    144.06
    7
    σ1
    12.9271398
    0.57
    151.67
    8
    Q1
    Larger lunar elliptic diurnal constituent
    13.3986609
    3.68
    155.58
    9
    ρ1
    13.4715145
    0.68
    153.86
    10
    O1
    Lunar diurnal constituent
    13.9430356
    17.52
    166.07
    11
    MP1
    14.0251729
    0.31
    168.35
    12
    M1
    Smaller lunar ellipic diurnal constituent
    14.4920521
    0.83
    176.31
    13
    χ1
    14.5695476
    0.22
    163.17
    14
    π1
    14.9178647
    0.29
    180.91
    15
    P1
    Solar diurnal constituent
    14.9589314
    7.24
    184.03
    16
    S1
    Solar diurnal constituent
    15.0000000
    0.19
    157.84
    17
    K1
    Lunar diurnal constituent
    15.0410686
    22.35
    185.98
    18
    Ψ1
    15.0821353
    0.42
    169.71
    19
    φ1
    15.1232059
    0.24
    180.16
    20
    θ1
    15.5125897
    0.21
    205.42
    21
    J1
    Smaller lunar elliptic diurnal constituent
    15.5854433
    1.18
    204.76
    22
    SO1
    16.0569644
    0.24
    237.91
    23
    OO1
    Lunar diurnal
    16.1391017
    0.72
    226.41
    24
    OQ2
    27.3416964
    0.02
    310.12
    25
    MNS2
    27.4238337
    0.29
    163.21
    26
    2N2
    Lunar elliptical semidiurnal second-order constituent
    27.8953548
    0.86
    161.83
    27
    μ2
    27.9682084
    0.99
    172.40
    28
    N2
    Larger lunar elliptic semidiurnal constituent
    28.4397295
    6.39
    162.35
    29
    ν2
    28.5125831
    1.21
    160.24
    30
    OP2
    28.9019669
    0.03
    286.78
    31
    M2
    Principal lunar semidiurnal constituent
    28.9841042
    38.21
    164.40
    32
    MKS2
    29.0662415
    0.10
    192.65
    33
    λ2
    29.4556253
    0.40
    172.79
    34
    L2
    Smaller lunar elliptic semidiurnal constituent
    29.5284789
    1.32
    171.16
    35
    T2
    Larger solar elliptic constituent
    29.9589333
    1.13
    191.31
    36
    S2
    Principal solar semidiurnal constituent
    30.0000000
    18.02
    189.98
    37
    R2
    Smaller solar elliptic constituent
    30.0410667
    0.11
    267.66
    38
    K2
    Lunisolar semidiurnal constituent
    30.0821373
    4.93
    184.46
    39
    MSN2
    30.5443747
    0.06
    27.66
    40
    KJ2
    30.6265120
    0.29
    8.73
    41
    2SM2
    Shallow water semidiurnal constituent
    31.0158958
    0.11
    70.06
    42
    MO3
    42.9271398
    0.17
    142.25
    43
    M3
    Lunar terdiurnal constituent
    43.4761563
    0.43
    161.38
    44
    SO3
    43.9430356
    0.16
    189.58
    45
    MK3
    Shallow water terdiurnal
    44.0251729
    0.34
    189.87
    46
    SK3
    45.0410686
    0.17
    64.08
    47
    MN4
    Shallow water quarter diurnal constituent
    57.4238337
    0.01
    90.53
    48
    M4
    Shallow water overtides of principal lunar constituent
    57.9682084
    0.12
    104.75
    49
    SN4
    58.4397295
    0.02
    208.28
    50
    MS4
    Shallow water quarter diurnal constituent
    58.9841042
    0.05
    164.10
    51
    MK4
    59.0662415
    0.12
    150.67
    52
    S4
    Shallow water overtides of principal solar constituent
    60.0000000
    0.10
    182.08
    53
    SK4
    60.0821373
    0.05
    123.10
    54
    2MN6
    86.4079380
    0.03
    220.25
    55
    M6
    Shallow water overtides of principal lunar constituent
    86.9523127
    0.03
    237.74
    56
    MSN6
    87.4238337
    0.01
    326.35
    57
    2MS6
    87.9682084
    0.03
    319.69
    58
    2MK6
    88.0503457
    0.01
    207.78
    59
    2SM6
    88.9841042
    0.01
    139.78
    60
    MSK6
    89.0662415
    0.00
    342.41