The Elizabeth line is a high-frequency hybrid urban–suburban rail service in London and its suburbs. It runs services on dedicated infrastructure in central London from the Great Western Main Line west of Paddington to Abbey Wood and via Whitechapel to the Great Eastern Main Line near Stratford; along the Great Western Main Line from London Paddington to Reading and Heathrow Airport in the west; and along the Great Eastern Main Line between Stratford and Shenfield in the east. The service is named after Queen Elizabeth II, who officially opened the line on 17 May 2022 during her Platinum Jubilee year; passenger services started on 24 May 2022.