Category:International prototype of the kilogram

From Wikimedia Commons, the free media repository
Jump to navigation Jump to search
International Prototype of the Kilogram 
physical artifact used as the basis for the definition of the kilogram unit of mass
Standard kilogram, 2.jpg
Upload media
Instance of artificial physical object,
standard (International System of Units, 1899, 20 May 2019)
Material used
LocationPavillon de Breteuil
Commissioned by
  • General Conference on Weights and Measures
Maintained by
Manufacturer
  • Johnson Matthey
Inception
Significant event
  • ratification (1899)
  • verification (1, 1899)
  • verification (2, 1948)
  • verification (3, 1989)
  • deprecation (20 May 2019)
Mass
Diameter
  • 39.17 mm
Height
  • 39.17 mm
official website
Authority control
Blue pencil.svg
國際公斤原器 (zh-hk); Rahvusvaheline kilogrammietalon (et); Arkivkilogrammet (sv); 国际千克原器 (zh-hans); 国際キログラム原器 (ja); 國際公斤原器 (zh-tw); 國際千克原器 (zh-hant); международный эталон килограмма (ru); Internationaler Kilogrammprototyp (de); 국제 킬로그램 원기 (ko); International Prototype of the Kilogram (en); Internacia Prototipo de la Kilogramo (eo); 国际千克原器 (zh); 國際千克原器 (yue) physical artifact used as the basis for the definition of the kilogram unit of mass (en) Rahvusvaheline massietalon (et); 國際公斤原器 (zh); IPK, kilogram (en)

Media in category "International prototype of the kilogram"

The following 9 files are in this category, out of 9 total.