• MML07 Intermediate Reference Frame

  EPSG:1271
  Area of use: United Kingdom (UK) - on or related to the Midland Mainline rail route from Sheffield to London.
  

• FNL22 Intermediate Reference Frame

  EPSG:1321
  Area of use: United Kingdom (UK) - on or related to the rail route from Inverness to Thurso and Wick.
  

• HS2 Intermediate Reference Frame

  EPSG:1264
  Area of use: United Kingdom (UK)
  

• HS2 Vertical Reference Frame

  EPSG:1265
  Area of use: United Kingdom (UK)
  

• EBBWV14 Intermediate Reference Frame

  EPSG:1319
  Area of use: United Kingdom (UK) - on or related to the rail route from Newport (Park Junction) to Ebbw Vale.
  

• HULLEE13 Intermediate Reference Frame

  EPSG:1317
  Area of use: United Kingdom (UK) - on or related to the rail route from the Morley tunnel through Leeds to Hull.
  

• MWC18 Intermediate Reference Frame

  EPSG:1324
  Area of use: United Kingdom (UK)
  

• TPEN11 Intermediate Reference Frame

  EPSG:1266
  Area of use: United Kingdom (UK)
  

• MRH21 Intermediate Reference Frame

  EPSG:1314
  Area of use: United Kingdom (UK)
  

• SCM22 Intermediate Reference Frame

  EPSG:1320
  Area of use: United Kingdom (UK)
  

• GBK19 Intermediate Reference Frame

  EPSG:1289
  Area of use: United Kingdom (UK)
  

• MOLDOR11 Intermediate Reference Frame

  EPSG:1315
  Area of use: United Kingdom (UK)
  

• ECML14_NB Intermediate Reference Frame

  EPSG:1310
  Area of use: United Kingdom (UK)
  

• OSGB 1970 (SN)

  EPSG:6278
  Area of use: United Kingdom (UK)
  

• Ordnance Datum Newlyn (Offshore)

  EPSG:1164
  Area of use: United Kingdom (UK)
  

• EWR2 Intermediate Reference Frame

  EPSG:1311
  Area of use: United Kingdom (UK)
  

• Ordnance Survey of Great Britain 1936

  EPSG:6277
  Area of use: United Kingdom (UK)
  

• British Isles height ensemble

  EPSG:1288
  Area of use: United Kingdom (UK)
  

• EOS21 Intermediate Reference Frame

  EPSG:1308
  Area of use: United Kingdom (UK)
  

• European Vertical Reference Frame 2000

  EPSG:5129
  Area of use: Europe
  

• European Vertical Reference Frame 2007

  EPSG:5215
  Area of use: Europe
  

• European Vertical Reference Frame 2019

  EPSG:1274
  Area of use: Europe
  

• European Vertical Reference Frame 2019 mean tide

  EPSG:1287
  Area of use: Europe
  

• European Terrestrial Reference Frame 1989

  EPSG:1178
  Area of use: Europe
  

• European Terrestrial Reference Frame 1990

  EPSG:1179
  Area of use: Europe
  

• European Terrestrial Reference Frame 1991

  EPSG:1180
  Area of use: Europe
  

• European Terrestrial Reference Frame 1992

  EPSG:1181
  Area of use: Europe
  

• European Terrestrial Reference Frame 1993

  EPSG:1182
  Area of use: Europe
  

• European Terrestrial Reference Frame 1994

  EPSG:1183
  Area of use: Europe
  

• European Terrestrial Reference Frame 1996

  EPSG:1184
  Area of use: Europe
  

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Type of results

• Coordinate reference systems (305)

•    Projected (170)
•    Geodetic (44)
•    Geodetic 3D (20)
•    Geocentric (18)
•    Vertical (22)
•    Compound (31)

• Operation (196)

•    Transformation (160)
•    Compound (8)
•    Conversion (28)

• Datum (56)

•    Vertical (20)
•    Geodetic (34)
•    Ensemble (2)

• Area (61)