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PZ-90

From Wikipedia, the free encyclopedia

PZ-90 (short for Parametry Zemli 1990 goda, in Russian: Параметры Земли 1990 года) is a geodetic datum defined for use in the GLONASS system.[1][2]

Revisions

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PZ-90.02

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Creation date - 2005; Epoch - 2002.0; Absolute positional accuracy - from 0.3 to 0.5 m; Relative positional accuracy - from 2 to 3 cm [2]

PZ-90.11

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Creation date - 2011; Epoch - 2010.0; Absolute positional accuracy - 5 cm; Relative positional accuracy - from 0.5 to 1 cm [2]

PZ-90.11 is described as "closest to ITRF2000" by the ESA's Navipedia. It converts to ITRF2008 with only a shift vector; no rotation or scaling is needed.[3]

References

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  1. ^ J. Sanz Subirana; J.M. Juan Zornoza; M. Hernández-Pajares. "Reference Frames in GNSS". ESA Navipedia. Technical University of Catalonia, Spain. Retrieved 1 February 2016.
  2. ^ a b c E.M. Mazurova; S.M. Kopeikin; A.P. Karpik (2017). "Development of a terrestrial reference frame in the Russian Federation". Studia Geophysica et Geodaetica. 61 (4): 616–638. Bibcode:2017StGG...61..616M. doi:10.1007/s11200-015-1106-4. S2CID 133884317.
  3. ^ "Reference Frames in GNSS". Navipedia.