| Kode | Initialverdi | Beskrivelse |
|---|---|---|
| Mean low water springs | 1 | The average height of the low waters of spring tides. Also called spring low water. (IHO Dictionary, S-32, 5th Edition, 3150) |
| Mean lower low water springs | 2 | The average height of lower low water springs at a place. (IHO Dictionary, S-32, 5th Edition, 3146) |
| Mean sea level | 3 | |
| Lowest low water | 4 | An arbitrary level conforming to the lowest tide observed at a place, or some what lower. |
| Mean low water | 5 | (MLW) - the average height of all low waters at a place over a 19-year period. (IHO Dictionary, S-32, 5th Edition, 3147) |
| Lowest low water springs | 6 | An arbitrary level conforming to the lowest water level observed at a place at spring tides during a period of time shorter than 19 years. (Hydrographic Service, Royal Australian Navy) |
| Approximate mean low water springs | 7 | An arbitrary level, usually within " 0.3m from that of mean low water springs (MLWS)". (Hydrographic Service, Royal Australian Navy) |
| Indian spring low water | 8 | (ISLW) - an arbitrary tidal datum approximating the level of the mean of the lower low water at spring tides. Also called Indian tidal plane. (IHO Dictionary, S-32, 5th Edition, 2427) |
| Low water springs | 9 | An arbitrary level, approximating that of mean low water springs (MLWS). (Hydrographic Service, Royal Australian Navy) |
| Approximate lowest astronomical tide | 10 | An arbitrary level, usually within " 0.3m from that of lowest astronomical tide (LAT)". (Hydrographic Service, Royal Australian Navy) |
| Nearly lowest low water | 11 | An arbitrary level approximating the lowest water level observed at a place, usually equivalent to the Indian spring low water (ISLW). (Hydrographic Service, Royal Australian Navy) |
| Mean lower low water | 12 | (MLLW) - the average height of the lower low waters at a place over a 19-year period. (IHO Dictionary, S-32, 5th Edition, 3145) |
| Low water | 13 | An approximation of mean low water adopted as the reference level for a limited area, irrespective of better determinations at a later date. Used mostly in harbour and river engineering. |
| Approximate mean low water | 14 | An arbitrary level, usually within " 0.3m from that of mean low water (MLW)". (Hydrographic Service, Royal Australian Navy) |
| Approximate mean lower low water | 15 | An arbitrary level, usually within " 0.3m from that of mean lower low water (MLLW)". (Hydrographic Service, Royal Australian Navy) |
| Mean high water | 16 | (MHW) - the average height of all high waters at a place over a 19-year period. (IHO Dictionary, S-32, 5th Edition, 3141) |
| Mean high water springs | 17 | (MHWS) - the average height of the high waters of spring tides. Also called spring high water. (IHO Dictionary, S-32, 5th Edition, 3144) |
| High water | 18 | The highest level reached at a place by the water surface in one tidal cycle. Also called high tide. (IHO Dictionary, S-32, 5th Edition, 2251) |
| Approximate mean sea level | 19 | The highest level reached at a place by the water surface in one tidal cycle. Also called high tide. (IHO Dictionary, S-32, 5th Edition, 2251) |
| High water springs | 20 | An arbitrary level, approximating that of mean high water springs (MHWS). (Hydrographic Service, Royal Australian Navy) |
| Mean higher high water | 21 | (MHHW) - the average height of higher high waters at a place over a 19-year period. (IHO Dictionary, S-32, 5th Edition, 3140) |
| Equinoctial spring low water | 22 | The level of low water springs near the time of an equinox |
| Lowest astronomical tide | 23 | (LAT) - the lowest tide level which can be predicted to occur under average meteorological conditions and under any combination of astronomical conditions. (IHO Dictionary, S-32, 5th Edition, 2936) |
| Local datum | 24 | An arbitrary datum defined by a local harbour authority, from which levels and tidal heights are measured by this authority. |
| International Great Lakes Datum 1985 | 25 | (IGLD 1985) - a vertical reference system with its zero based on the mean water level at Rimouski/Pointe-au-PPre, Quebec, over the period 1970 to 1988. |
| Mean water level | 26 | The average of all hourly water levels over the available period of record |
| Lower low water large tide | 27 | (LLWLT) - the average of the lowest low waters, one from each of 19 years of observations. |
| Higher high water large tide | 28 | (HHWLT) - the average of the highest high waters, one from each of 19 years of observations. |
| Nearly highest high water | 29 |
| Verdi | Navn | Beskrivelse |
|---|---|---|
| Mean low water springs | The average height of the low waters of spring tides. Also called spring low water. (IHO Dictionary, S-32, 5th Edition, 3150) | |
| Mean lower low water springs | The average height of lower low water springs at a place. (IHO Dictionary, S-32, 5th Edition, 3146) | |
| Mean sea level | ||
| Lowest low water | An arbitrary level conforming to the lowest tide observed at a place, or some what lower. | |
| Mean low water | (MLW) - the average height of all low waters at a place over a 19-year period. (IHO Dictionary, S-32, 5th Edition, 3147) | |
| Lowest low water springs | An arbitrary level conforming to the lowest water level observed at a place at spring tides during a period of time shorter than 19 years. (Hydrographic Service, Royal Australian Navy) | |
| Approximate mean low water springs | An arbitrary level, usually within " 0.3m from that of mean low water springs (MLWS)". (Hydrographic Service, Royal Australian Navy) | |
| Indian spring low water | (ISLW) - an arbitrary tidal datum approximating the level of the mean of the lower low water at spring tides. Also called Indian tidal plane. (IHO Dictionary, S-32, 5th Edition, 2427) | |
| Low water springs | An arbitrary level, approximating that of mean low water springs (MLWS). (Hydrographic Service, Royal Australian Navy) | |
| Approximate lowest astronomical tide | An arbitrary level, usually within " 0.3m from that of lowest astronomical tide (LAT)". (Hydrographic Service, Royal Australian Navy) | |
| Nearly lowest low water | An arbitrary level approximating the lowest water level observed at a place, usually equivalent to the Indian spring low water (ISLW). (Hydrographic Service, Royal Australian Navy) | |
| Mean lower low water | (MLLW) - the average height of the lower low waters at a place over a 19-year period. (IHO Dictionary, S-32, 5th Edition, 3145) | |
| Low water | An approximation of mean low water adopted as the reference level for a limited area, irrespective of better determinations at a later date. Used mostly in harbour and river engineering. | |
| Approximate mean low water | An arbitrary level, usually within " 0.3m from that of mean low water (MLW)". (Hydrographic Service, Royal Australian Navy) | |
| Approximate mean lower low water | An arbitrary level, usually within " 0.3m from that of mean lower low water (MLLW)". (Hydrographic Service, Royal Australian Navy) | |
| Mean high water | (MHW) - the average height of all high waters at a place over a 19-year period. (IHO Dictionary, S-32, 5th Edition, 3141) | |
| Mean high water springs | (MHWS) - the average height of the high waters of spring tides. Also called spring high water. (IHO Dictionary, S-32, 5th Edition, 3144) | |
| High water | The highest level reached at a place by the water surface in one tidal cycle. Also called high tide. (IHO Dictionary, S-32, 5th Edition, 2251) | |
| Approximate mean sea level | The highest level reached at a place by the water surface in one tidal cycle. Also called high tide. (IHO Dictionary, S-32, 5th Edition, 2251) | |
| High water springs | An arbitrary level, approximating that of mean high water springs (MHWS). (Hydrographic Service, Royal Australian Navy) | |
| Mean higher high water | (MHHW) - the average height of higher high waters at a place over a 19-year period. (IHO Dictionary, S-32, 5th Edition, 3140) | |
| Equinoctial spring low water | The level of low water springs near the time of an equinox | |
| Lowest astronomical tide | (LAT) - the lowest tide level which can be predicted to occur under average meteorological conditions and under any combination of astronomical conditions. (IHO Dictionary, S-32, 5th Edition, 2936) | |
| Local datum | An arbitrary datum defined by a local harbour authority, from which levels and tidal heights are measured by this authority. | |
| International Great Lakes Datum 1985 | (IGLD 1985) - a vertical reference system with its zero based on the mean water level at Rimouski/Pointe-au-PPre, Quebec, over the period 1970 to 1988. | |
| Mean water level | The average of all hourly water levels over the available period of record | |
| Lower low water large tide | (LLWLT) - the average of the lowest low waters, one from each of 19 years of observations. | |
| Higher high water large tide | (HHWLT) - the average of the highest high waters, one from each of 19 years of observations. | |
| Nearly highest high water |
| Name | Type | English | Description |
|---|---|---|---|
| Mean low water springs | <undefined> | Mean low water springs | |
| Mean lower low water springs | <undefined> | Mean lower low water springs | |
| Mean sea level | <undefined> | Mean sea level | |
| Lowest low water | <undefined> | Lowest low water | |
| Mean low water | <undefined> | Mean low water | |
| Lowest low water springs | <undefined> | Lowest low water springs | |
| Approximate mean low water springs | <undefined> | Approximate mean low water springs | |
| Indian spring low water | <undefined> | Indian spring low water | |
| Low water springs | <undefined> | Low water springs | |
| Approximate lowest astronomical tide | <undefined> | Approximate lowest astronomical tide | |
| Nearly lowest low water | <undefined> | Nearly lowest low water | |
| Mean lower low water | <undefined> | Mean lower low water | |
| Low water | <undefined> | Low water | |
| Approximate mean low water | <undefined> | Approximate mean low water | |
| Approximate mean lower low water | <undefined> | Approximate mean lower low water | |
| Mean high water | <undefined> | Mean high water | |
| Mean high water springs | <undefined> | Mean high water springs | |
| High water | <undefined> | High water | |
| Approximate mean sea level | <undefined> | Approximate mean sea level | |
| High water springs | <undefined> | High water springs | |
| Mean higher high water | <undefined> | Mean higher high water | |
| Equinoctial spring low water | <undefined> | Equinoctial spring low water | |
| Lowest astronomical tide | <undefined> | Lowest astronomical tide | |
| Local datum | <undefined> | Local datum | |
| International Great Lakes Datum 1985 | <undefined> | International Great Lakes Datum 1985 | |
| Mean water level | <undefined> | Mean water level | |
| Lower low water large tide | <undefined> | Lower low water large tide | |
| Higher high water large tide | <undefined> | Higher high water large tide | |
| Nearly highest high water | <undefined> | Nearly highest high water |
Vis VertikalReferanseInt i NVDB Datakatalog
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| Navn | Innhold |
|---|---|
| asDictionary | true |