Ronnie O'Sullivan heads to Hong Kong as world No. 1, Mark Allen back inside snooker top 10

Ronnie O'Sullivan will touch down at the invitational Hong Kong Masters this week as the world No. 1 despite suffering a shock exit in the opening round of last week's British Open. The world champion retained top spot in the rankings after Judd Trump lost 4-3 to Mark Allen in the last 16.

Trump needed to carry off the £100,000 top prize to usurp O'Sullivan, who was ousted 4-1 by Alexander Ursenbacher. Ad Allen has moved back inside the world's top 10 despite his 10-7 defeat to Ryan Day in the final. SnookerWho won Eurosport's greatest shot vote from the 2021/22 season?YESTERDAY AT 12:37 Day moves up from 27th to 16th position after claiming the final four frames from 7-6 behind to lift the Clive Everton Trophy on Sunday.

Neil Robertson – who won the last Hong Kong Masters with a 6-3 final win against O'Sullivan in 2017 – is up to third in the world despite missing the season's first three ranking events with Mark Selby back down to fourth place after his 5-3 loss to Allen in the last eight of the British Open. O'Sullivan begins his campaign at the Hong Kong Masters live on Eurosport against three-time women's world champion Ng On Yee on Friday afternoon at 12pm BST. The world's top 16 after the UK Championship (12-20 November) qualify for the Masters at London's Alexandra Palace (8-15 January).

The Northern Ireland Open – the fourth ranking event of the season – is part of the Home Nations Series exclusively on Eurosport with Allen defending the Alex Higgins Trophy later this month (16-23 October). Who won Eurosport's greatest shot vote from the 2021/22 season? When is the Hong Kong Masters? How to watch, full draw, when is O’Sullivan playing? World Snooker rankings after British Open 1. Ronnie O'Sullivan (Eng)