Racecourse Data Company (RDC), a joint venture comprising 57 British racecourses, has appointed Betfair-owned Timeform as the third distributor of official British horse racing Pre-Race Data. Timeform joins SIS and the Press Association as official distributors until the end of 2018. RDC was formed by Racecourse Media Group (RMG) and Arena Racing Company (ARC), plus…