365_Ishigaki_Japan
DatumValueDescription
Status14-Nov-2022Processing Date
Epoch01-Jan-1983 to 31-Dec-2001Tidal Datum Analysis Period
MHHW2.390Mean Higher-High Water (m)
MHW2.290Mean High Water (m)
MTL1.814Mean Tide Level (m)
MSL1.808Mean Sea Level (m)
DTL1.752Mean Diurnal Tide Level (m)
MLW1.337Mean Low Water (m)
MLLW1.114Mean Lower-Low Water (m)
STND0.000Station Datum (m)
GT1.275Great Diurnal Range (m)
MN0.953Mean Range of Tide (m)
DHQ0.100Mean Diurnal High Water Inequality (m)
DLQ0.223Mean Diurnal Low Water Inequality (m)
HWIUnavailableGreenwich High Water Interval (in hours)
LWIUnavailableGreenwich Low Water Interval (in hours)
Maximum3.360Highest Observed Water Level (m)
Max Date & Time30-Jul-1996 22Highest Observed Water Level Date and Hour (LST)
Minimum0.300Lowest Observed Water Level (m)
Min Date & Time03-Nov-1982 18Lowest Observed Water Level Date and Hour (LST)
HAT2.913Highest Astronomical Tide (m)
HAT Date & Time09-Aug-1983 22HAT Date and Hour (LST)
LAT0.481Lowest Astronomical Tide (m)
LAT Date & Time31-Dec-1986 16LAT Date and Hour (LST)
LEVUnavailableSwitch 1 (m)
LEVBUnavailableSwitch 2 (m)