• Thumbnail for Amsterdam Ordnance Datum
    NAP markers in Amsterdam Amsterdam Ordnance Datum or Normaal Amsterdams Peil (NAP) is a vertical datum in use in large parts of Western Europe. Originally...
    4 KB (552 words) - 09:12, 16 June 2024
  • Thumbnail for Elevation
    at the resolution of 1/3, 1, and 2 arcseconds. Amsterdam Ordnance Datum, a.k.a. Normaal Amsterdams Peil (NAP), Dutch vertical datum Elevation profile Geodesy...
    7 KB (571 words) - 19:18, 20 July 2024
  • Thumbnail for Amsterdam Airport Schiphol
    3.4 m (11 ft) below sea level: 1.4 m (4.5 ft) below the Dutch Normaal Amsterdams Peil (NAP). The runways are around 3 m (9.8 ft) below NAP. It is one...
    164 KB (9,583 words) - 09:55, 6 September 2024
  • Thumbnail for Afsluitdijk
    values in centimetres. Z and A are in centimetres above NAP (Normaal Amsterdams Peil/Amsterdam Ordnance Datum). The lower value was based on the assumption...
    24 KB (2,713 words) - 05:12, 1 September 2024
  • Thumbnail for Benchmark (surveying)
    below the Dam square, which has been used for the zero level of Normaal Amsterdams Peil (NAP) in the Netherlands, is concealed by a manhole cover. The...
    10 KB (1,053 words) - 15:27, 3 July 2024
  • Thumbnail for Sea level
    displaying short descriptions of redirect targets Amsterdam Ordnance Datum, also known as Normaal Amsterdams Peil – Vertical datum Before Present – Time scale...
    23 KB (4,104 words) - 03:03, 16 July 2024
  • Nautical Archaeology Program of Texas A&M University Amsterdam Ordnance Datum (Normaal Amsterdams Peil), a geodetic datum Auteuil-Neuilly-Passy, an area...
    3 KB (452 words) - 11:32, 4 June 2024
  • Thumbnail for Sallandse Heuvelrug National Park
    Its highest point is the Koningsbelt, standing 75 metres above Normaal Amsterdams Peil (NAP). The Sallandse heuvelrug is a moraine, created in the second-last...
    6 KB (604 words) - 19:58, 30 July 2024
  • Thumbnail for Geodesy
    such as the NAVD 88 (North American Vertical Datum 1988), NAP (Normaal Amsterdams Peil), the Kronstadt datum, the Trieste datum, and numerous others....
    38 KB (4,268 words) - 15:39, 28 August 2024
  • Thumbnail for Haringvlietdam
    rivers in case of flood. The height of the dam crest is 18.5m above Normaal Amsterdams Peil (NAP), and 17.3m above the water level in the Haringvliet. The...
    5 KB (447 words) - 11:48, 12 June 2023