JHOD TOP > Harmonic Constant

Harmonic Constant ()

    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)

    Harmonic Constant
    No.
    Component
    tide
    Description
    Speed
    （Angle/Time）
    Amplitude
    （cm）
    Phase
    （°）
    1
    Sa
    Solar annual constituent
    0.0410686
    2
    Ssa
    Solar semiannual constituent
    0.0821373
    3
    Mm
    Lunar monthly constituent
    0.5443747
    4
    MSf
    Lunisolar synodic fortnightly constituent
    1.0158958
    5
    Mf
    Lunar fortnightly constituent
    1.0980331
    6
    2Q1
    Larger elliptic diurnal
    12.8542862
    7
    σ1
    12.9271398
    8
    Q1
    Larger lunar elliptic diurnal constituent
    13.3986609
    9
    ρ1
    13.4715145
    10
    O1
    Lunar diurnal constituent
    13.9430356
    11
    MP1
    14.0251729
    12
    M1
    Smaller lunar ellipic diurnal constituent
    14.4920521
    13
    χ1
    14.5695476
    14
    π1
    14.9178647
    15
    P1
    Solar diurnal constituent
    14.9589314
    16
    S1
    Solar diurnal constituent
    15.0000000
    17
    K1
    Lunar diurnal constituent
    15.0410686
    18
    Ψ1
    15.0821353
    19
    φ1
    15.1232059
    20
    θ1
    15.5125897
    21
    J1
    Smaller lunar elliptic diurnal constituent
    15.5854433
    22
    SO1
    16.0569644
    23
    OO1
    Lunar diurnal
    16.1391017
    24
    OQ2
    27.3416964
    25
    MNS2
    27.4238337
    26
    2N2
    Lunar elliptical semidiurnal second-order constituent
    27.8953548
    27
    μ2
    27.9682084
    28
    N2
    Larger lunar elliptic semidiurnal constituent
    28.4397295
    29
    ν2
    28.5125831
    30
    OP2
    28.9019669
    31
    M2
    Principal lunar semidiurnal constituent
    28.9841042
    32
    MKS2
    29.0662415
    33
    λ2
    29.4556253
    34
    L2
    Smaller lunar elliptic semidiurnal constituent
    29.5284789
    35
    T2
    Larger solar elliptic constituent
    29.9589333
    36
    S2
    Principal solar semidiurnal constituent
    30.0000000
    37
    R2
    Smaller solar elliptic constituent
    30.0410667
    38
    K2
    Lunisolar semidiurnal constituent
    30.0821373
    39
    MSN2
    30.5443747
    40
    KJ2
    30.6265120
    41
    2SM2
    Shallow water semidiurnal constituent
    31.0158958
    42
    MO3
    42.9271398
    43
    M3
    Lunar terdiurnal constituent
    43.4761563
    44
    SO3
    43.9430356
    45
    MK3
    Shallow water terdiurnal
    44.0251729
    46
    SK3
    45.0410686
    47
    MN4
    Shallow water quarter diurnal constituent
    57.4238337
    48
    M4
    Shallow water overtides of principal lunar constituent
    57.9682084
    49
    SN4
    58.4397295
    50
    MS4
    Shallow water quarter diurnal constituent
    58.9841042
    51
    MK4
    59.0662415
    52
    S4
    Shallow water overtides of principal solar constituent
    60.0000000
    53
    SK4
    60.0821373
    54
    2MN6
    86.4079380
    55
    M6
    Shallow water overtides of principal lunar constituent
    86.9523127
    56
    MSN6
    87.4238337
    57
    2MS6
    87.9682084
    58
    2MK6
    88.0503457
    59
    2SM6
    88.9841042
    60
    MSK6
    89.0662415