Universal Time / Communications Research Laboratory / UT1 / /
Continent
Europe / /
Country
Egypt / Germany / Japan / United States / United Kingdom / /
Facility
Paris Observatory / Greenwich Observatory / University of Tokyo Press / National Institute of Information / Observatory of Greenwich / Communications Research Laboratory / /
National Institute of Information / Nuclear Regulatory Commission / German PTB / United Nations / International Astronomical Union / University of Tokyo Press / Consultative Committee for Time and Frequency / International Telecommunication Union / International Committee of Weights and Measures / International Bureau of Weights and Measures / Conférence Générale / /