Welcome to the Web site of the JCR

A Joint Committee on Relativity

of the Bureau International des Poids et Mesures (BIPM)

and of the International Astronomical Union (IAU)

12 January 2001 Closure of the JCR, see Circular 8

You will find More information on the Joint Committee in General Info The membership of the Joint Committee (updated 6 June 2000) The headlines of the Circulars (updated 2 June 2000) An updated list of the Scientific Correspondence by members (updated 2 June 2000) A (very incomplete) list of Related preprint and papers Please mail comments to Gérard Petit at the BIPM (gpetit@bipm.org).