These two tgournaments are the last 2 ATP 500 tournaments to be played in 2023. The draws of both will be done on S atirday and will be provided by tomorrow ecvening,
There are two notable absentees from the Draws - namely Novak Djokovic - whose next torunament will aparently the ATP 1000 Paris Open the following week and Alcaraz who was carrying a minor injury problem since the US Open and wants to take off another week and is doubtful for the Paris Open as well.
Most of the top 10 players have registered to play in Vienna and amongst those are Medvedev, the winner last year and the 2020 winner Rublev.. Depending on where Sinner play the two may be ranked 1 and 2 in the tournament. Sinner may decide to play in Basel where he will be the number 1 ranked player.