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  • Vertical Offshore Reference Frames (VORF) | Faculty of Engineering - UCL
    VORF commenced in 2005, with the aim of providing the ability to transform vertical height information in the coastal and offshore zones between reference levels such as: The VORF solution for UK and Ireland was completed in 2008 and has become an essential tool in operational hydrography
  • Vertical Offshore Reference Frames - Wikipedia
    Vertical Offshore Reference Frames (VORF) is a set of high resolution surface models, published and maintained by the UK Hydrographic Office, which together define a vertical datum for hydrographic surveying and charting in the United Kingdom and Ireland [1][2]
  • Seabed mapping data - Access bathymetry from UKHO - ADMIRALTY
    View and download data from the UK’s centre for hydrography, including bathymetry, seabed composition and Vertical Offshore Frame Reference (VORF)
  • VORF – The UK Vertical Offshore Reference Frame: Enabling Real-time . . .
    The Vertical Offshore Reference Frame (VORF) is a project tasked to integrate all vertical datums and reference surfaces used in the UK and Eire; particularly the sea datums used as the
  • FIG Guide on the Development of a Vertical Reference Surface for . . .
    We hope the guide will be a useful introduction to the topic and allow practitioners to begin to develop a uniform vertical reference surface that is consistent at the level of a port, region or nation and ultimately on a global basis
  • Joining Up Land and Sea - Hydro International
    The UKHO UCL Vertical Offshore Reference Frame project will provide the capability to seamlessly join land and sea surfaces across the shore, extend the knowledge of vertical datums and reference surfaces offshore and enable the transformation of height and depth between a number of vertical datums and reference surfaces, without the need for
  • UK - International Hydrographic Organization
    What is VORF? VORF = Vertical Offshore Reference Frame A set of mathematical models of the major surfaces used in the current and future charting of UK home waters A suite of software utilities allowing the transformation of mapping and positioning data between the VORF surfaces
  • Roadmap to a mutually consistent set of offshore vertical reference frames
    This approach, specifically designed for shallow seas and coastal waters, provides the relation between the two vertical reference surfaces without gaps down to the coast
  • VORF - The UK Vertical Offshore Reference Frame: Enabling Real-time . . .
    VORF consists of a set of surfaces (Chart Datum, lowest astronomical tide, mean low water springs, mean sea level, mean high water springs and highest astronomical tide) modelled as a grid of heights above the GRS80 ellipsoid referenced to both ETRF89 and ITRF2000, and estimated at the epoch 2000 0
  • Vertical Offshore Reference Frames Explained
    Vertical Offshore Reference Frames (VORF) is a set of high resolution surface models, published and maintained by the UK Hydrographic Office, which together define a vertical datum for hydrographic surveying and charting in the United Kingdom and Ireland [1][2]





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