As the coronavirus lockdown continues, the Guardian’s music desk thought you might be in need of a distraction – something to send you down memory lane, or to divert the annoyance at your housemates or children on to us. We present to you a ranking of the 100 greatest UK No 1 singles since the charts began in 1952. The rules We’ll be counting this down over six weeks – for the first two weeks, we’ll spend Monday to Thursday counting down 10 at a time. That takes us up to the Top 20, and from Monday to Friday for four weeks we’ll have standalone celebrations of each remaining song by our team of critics. This list, and the songs’ order, was compiled via a politely raging video call between me, chief rock and pop critic Alexis Petridis and deputy music editor Laura Snapes. The ranking isn’t based on sales or longevity, it’s the fruit of that discussion: what we as critics, fans and lifetime listeners think are the most brilliant songs to top the UK charts, and, of those, which are more brilliant than others. The only rule was that an artist could only feature once. As such, it…