meter | has symbol m | ![2001-09-27 09:32:46.0 2001-09-27 09:32:46.0](facet.gif) |
has consequence fixes the speed of light in vacuum at exactly 299792458 m·s-1 | ![2001-09-27 09:32:46.0 2001-09-27 09:32:46.0](facet.gif) |
has approval agency 11th CGPM | ![has source: Hopkins, J. 1976 Glossary of Astronomy and Astrophysics, University of Chicago Press, 2001-09-27 09:32:46.0 has source: Hopkins, J. 1976 Glossary of Astronomy and Astrophysics, University of Chicago Press, 2001-09-27 09:32:46.0](facet.gif) |
has approval date 1960 | ![has source: Hopkins, J. 1976 Glossary of Astronomy and Astrophysics, University of Chicago Press, 2001-09-27 09:32:46.0 has source: Hopkins, J. 1976 Glossary of Astronomy and Astrophysics, University of Chicago Press, 2001-09-27 09:32:46.0](facet.gif) |
has historical origin chosen in 1791 by the French Academy of Sciences as 10-7 of the length of the meridian through Paris from pole to the equator | ![2001-09-27 09:32:46.0 2001-09-27 09:32:46.0](facet.gif) |
has definition A unit of length. The meter is the length equal to 1650763.73 wavelengths in vacuum of the radiation corresponding to the transition between the levels 2p10 and 5d5 of the Krypton-86 atom. | ![has source: Hopkins, J. 1976 Glossary of Astronomy and Astrophysics, University of Chicago Press, 2001-09-27 09:32:46.0 has source: Hopkins, J. 1976 Glossary of Astronomy and Astrophysics, University of Chicago Press, 2001-09-27 09:32:46.0](facet.gif) |
has definition length of the path travelled by light in vacuum during a time interval of 1/299 792 458 of a second | ![2001-09-27 09:32:46.0 2001-09-27 09:32:46.0](facet.gif) |
is an instance of length unit | ![2001-09-27 09:32:46.0 2001-09-27 09:32:46.0](facet.gif) |
is an instance of base SI unit | ![has source: Ferris, T. 1988 Coming of Age in the Milky Way, Morrow, 2001-09-27 09:32:46.0 has source: Ferris, T. 1988 Coming of Age in the Milky Way, Morrow, 2001-09-27 09:32:46.0](facet.gif) |
length unit | is a unit of length | ![2001-09-27 09:32:45.0 2001-09-27 09:32:45.0](facet.gif) |
unit | represents | ![2001-09-27 09:32:42.0 2001-09-27 09:32:42.0](facet.gif) |
SI unit | is an acronym for Syteme Internationale | ![2001-09-27 09:32:55.0 2001-09-27 09:32:55.0](facet.gif) |