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3 edition of A Global Ocean Tide model from TOPEX/POSEIDON altimetry found in the catalog.

A Global Ocean Tide model from TOPEX/POSEIDON altimetry

A Global Ocean Tide model from TOPEX/POSEIDON altimetry

GOT99.2

  • 354 Want to read
  • 22 Currently reading

Published by National Aeronautics and Space Administration, Goddard Space Flight Center, National Technical Information Service, distributor in Greenbelt, Md, [Springfield, Va .
Written in English

    Subjects:
  • Oceanography.,
  • Tides.,
  • Ocean models.,
  • Satellite altimetry.

  • Edition Notes

    Other titlesGOT99.2.
    StatementRichard D. Ray.
    SeriesNASA/TM -- 1999-209478., NASA technical memorandum -- 209478.
    ContributionsGoddard Space Flight Center.
    The Physical Object
    FormatMicroform
    Pagination1 v.
    ID Numbers
    Open LibraryOL15559336M

    Prior to the launch of Topex/Poseidon, knowledge of tides over the global ocean was based primarily on hydrodynamical models. The accuracies of these models were limited by some uncertainties and were constrained by empirically determined ocean tides from a worldwide network of coastal and inland tide gauges and bottom pressure gauges.   Models for the correction of the body tides exist, but since there is still no global ocean tidal model available that also fits all the shelf tides further gravity measurements are needed. Keywords Solid Earth Ocean Tide Earth Tide Love Number Tidal GravityCited by:

    Seas and discussed the problem how to improve a global ocean tide model at a regional scale. In the work of Fang et al. (), harmonic analysis of 10 years of T/P along-track altimetry was performed to derive the semidiurnal, diurnal, long-period and quarter-diurnal tides in . ocean tide model. Tidal parameters from 56 coastal tide-gauge stations around the Mediterranean for eight principal constituents: M2, S2, N2, K2, K1, O1, P1 and Q1 and from 20 stations for M2, S2, K1, O1 are included in the model. TOPEX/Poseidon data with all corrections applied except for the ocean tides and bathymetry from TOPO were usedCited by:

    Launched in , TOPEX/Poseidon is a joint venture between CNES and NASA that measured ocean surface topography to an accuracy of cm, enabled scientists to forecast the El Niño, and improved understanding of ocean circulation and its effect of global climate. About Cookies, including instructions on how to turn off cookies if you wish to do so. By continuing to browse this site you agree to us using cookies as described in .


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A Global Ocean Tide model from TOPEX/POSEIDON altimetry Download PDF EPUB FB2

A global ocean tide model from TOPEX/POSEIDON altimetry: GOT (NASA/TM) Unknown Binding – January 1, by R. D Ray (Author) See all formats and editions Hide other formats and editions The Amazon Book ReviewAuthor: R.

D Ray. Goddard Ocean Tide model GOT is a new solution for the amplitudes and phases of the global oceanic tides, based on over six years of sea-surface height measurements by the TOPEX/POSEIDON satellite altimeter.

The ocean tide model was derived from the combined use of ERS 1 and TOPEX/POSEIDON data by using a modified orthotide formulation that simultaneously solves for all diurnal and semidiurnal constituents as well as the annual by:   The ocean tide model was derived from the combined use of ERS 1 and TOPEX/POSEIDON data by using a modified orthotide formulation that simultaneously solves for all diurnal and semidiurnal constituents as well as the annual by:   A global ocean tide model (NAOb model) representing major 16 constituents with a spatial resolution of ° has been estimated by assimilating about 5 years of TOPEX/POSEIDON altimeter data into barotropic hydrodynamical by: mate change.

TOPEX/Poseidon (T/P) is the first global system of satellite altimetry that was explicitly designed to study ocean dynamics by accurately measuring sea surface height relative to the center of the earth (Fu et al.

In order to decipher the low-amplitude (of the order of several centimeters) changes in sea level, it is first. Altimetric data from the TOPEX/POSEIDON mission will be used for stu- dies of global ocean circulation and marine geophysics.

However, it is first necessary to remove the ocean tides, which are aliased in the raw Size: 3MB. Measurements from the TOPEX/Poseidon and Jason series of satellite radar altimeters have been used to estimate global mean sea level height.

These data are available for October, to present. Tide gauge sea level data have complementary strengths and weaknesses. Altimetric data from the TOPEX/POSEIDON mission will be used for studies of global ocean circulation and marine geophysics.

However, it is first necessary to remove the ocean tides, which are aliased in the raw data. The tides are constrained by two distinct types of information: the hydrodynamic equations which the tidal fields of elevations and velocities must satisfy, and direct observational data from tide gauges and satellite by: Cotidal Charts near Hawaii Derived from TOPEX/Poseidon Altimetry Data LI-LI FAN,BIN WANG, AND XIAN-QING LV teristics of ocean tides and build either a global or re-gional tidal model.

The first application of T/Paltimeter data covering about 7 months was carried out to derive ocean tides in the Asian semi-enclosed sea by Mazzega and Berge. The great majority of the ocean tide models derived from altimetry are empirical and fit a certain model representation through the altimeter observations mostly using some kind of harmonic or response analysis.

Recently, altimeter data from GEOSAT, ERS-1, and TOPEX/POSEIDON, have successfully been used for ocean tidal by: 5. Tidal constants are computed from TOPEX/Poseidon sea level data in the northeast Pacific Ocean for the period of September December The method used is harmonic analysis.

Tidal. A hydrodynamic ocean tide model improved by assimilating a satellite altimeter-derived data set, J.

Geophys. Res.– Mazzega, P., M2 model of the Global Ocean Tide Drived from SEASAT Altimetry, Mar. Geod. 9(), Tide elevations: FESb ocean tide model is distributed; this model has been computed using the new FES tidal loading grids. Two versions are available: Non extrapolated version: the model is defined on a 1/16° grid directly interpolated from the finite element native grid of the model.

Get this from a library. A Global Ocean Tide model from TOPEX/POSEIDON altimetry: GOT [Richard D Ray; Goddard Space Flight Center.]. A widely used measure for the quality of global ocean tide models is the comparison with tidal constants.

Table 2 compiles the RMS differences between global tide models and tidal constants of the STp set of tide gauges (Ray, private communication, ) and a set of WOCE sites (Ponchant and Lyard, ).For nearly all comparisons the empirical models GOT (Schrama and Ray,Ray Cited by: Aviso global sea surface height products Aviso has been distributing Topex/Poseidon and ERS altimetric data worldwide since Since launches of new altimetric mission, series of products has been completing the Aviso catalogue.

Global ocean tide model results were derived from a blend of solving the hydrodynamic equations and assimilating altimeter SSH data, primarily from the joint TOPEX/Poseidon (T/P) mission.

Most models have a greater bias towards T/P assimilation rather than full reliance on solving the governing hydrodynamic equations. Reasonable results have. A Global Ocean Tide Model from TOPEX/POSEIDON Altimetry: GOT (NASA/TM, Goddard Space Flight Center, Greenbelt, Maryland ).

Google Scholar CiteSeerX - Document Details (Isaac Councill, Lee Giles, Pradeep Teregowda): With the TOPEX/POSEIDON mission having reached the end of its nominal three-year lifetime, a large number of ocean tides models incorporating TOPEX/POSEIDON altimetry data have been released. Because the major part of these models is based on the two classical analysis methods, i.e.

harmonic and. Global Mean Sea Level Trend from Integrated Multi-Mission Ocean Altimeters TOPEX/Poseidon Jason-1 and OSTM/Jason-2 Version Ray, R.D., B.D. Beckley, F.G. Lemoine. Vertical crustal motion derived from satellite altimetry and tide gauges, and comparisons with DORIS measurements.

Adv. Space Research, 45 ()doi: /FES reference model and other existing global ocean tide models (e.g. EOT08a, GOT), the harmonic constituents of four principle constitutes (M2, S2, K1, O1) from the new tide model fit tide gauge measurements better in shallow water regions. Data and Method.

The data used for developing the new global tide model consist of 17 years of sea.JOURNAL OF GEOPHYSICAL RESEARCH, VOL.NO. C12, PA, NOVEM Tidal correction of TOPEX/POSEIDON altimetry for.