Jon Rahm will be teeing off in the fourth and deciding round of the Open Championship 2023 at 2:05 p.m. local time (9:05 p.m. Eastern Time). He is placed solo third and will be paired with current T4 Viktor Hovland.The day will begin at 7:45 p.m. (2:45 p.m. ET). There will be 38 pairs teeing off at 10-minute intervals, closing with Cameron Young and Brian Harman, who will play right after Hovland and Jon Rahm.The Open@TheOpen(2/4) pic.twitter.com/kK4ckiRoAD345(2/4) pic.twitter.com/kK4ckiRoADSeveral interesting pairings will be teeing off on Sunday. Focus should be on the duos formed by Brian Harman - Cameron Young, Jon Rahm - Viktor Hovland, Jason Day - Antoine Rozner, and Sepp Straka - Tommy Fleetwood. This is due to the places they occupy in the leaderboard (T4 onwards).Surprisingly, Shubhankar Sharma and Alex Fitzpatrick will be playing together (8:35 a.m. ET), after both of them won their respective spots in T9.Other interesting pairings (all times according to Eastern Time) are Patrick Reed - Cameron Smith (7:00 a.m.), Xander Schauffele - Patrick Cantlay (7:10 a.m.), Rickie Fowler - Min Woo Lee (7:20 a.m.), and Jordan Spieth - Max Homa (7:30 p.m.).Playing a little earlier will be Brooks Koepka - Scottie Scheffler (3:45 p.m.).Jon Rahm's Round 4 tee time and moreFollowing are all the tee times for the fourth round at The Open Championship, in chronological order (all times according to Eastern Time):2:45 a.m. – Christo Lamprecht (a), Danny Willett2:55 a.m. – Scott Stallings, Zack Fischer3:05 a.m. – Bryson DeChambeau, Andrew Putnam3:15 a.m. – Padraig Harrington, Robert MacIntyre3:25 a.m. – Adrian Otaegui, Adrian Meronk3:35 a.m. – Gary Woodland, Brandon Robinson Thompson3:45 a.m. – Brooks Koepka, Scottie Scheffler3:55 a.m. – Thriston Lawrence, Marcel Siem4:10 a.m. – Kurt Kitayama, Richie Ramsay4:20 a.m. – Victor Perez, Adam Scott4:30 a.m. – Matthew Southgate, Christiaan Bezuidenhout4:40 a.m. – Zach Johnson, Hurly Long4:50 a.m. – Louis Oosthuizen, David Lingmerth5:00 a.m. – Laurie Canter, Alex Noren5:10 a.m. – Abraham Ancer, Oliver Wilson5:20 a.m. – Thomas Pieters, Joost Luiten5:35 a.m. – Jordan Smith, Rikuya Hoshino5:45 a.m. – Sami Valimaki, Ryan Fox5:55 a.m. – Brendon Todd, J.T. Poston6:05 a.m. – Guido Migliozzi, Michael Stewart6:15 a.m. – Stewart Cink, Henrik Stenson6:25 a.m. – Wyndham Clark, Richard Bland6:35 a.m. – Alexander Björk, Byeong Hun An6:45 a.m. – Corey Conners, Tyrrell Hatton7:00 a.m. – Patrick Reed, Cameron Smith7:10 a.m. – Xander Schauffele, Patrick Cantlay7:20 a.m. – Rickie Fowler, Min Woo Lee7:30 a.m. – Jordan Spieth, Max Homa7:40 a.m. – Hideki Matsuyama, Romain Langasque7:50 a.m. – Sungjae Im, Matt Fitzpatrick8:00 a.m. – Emiliano Grillo, Rory McIlroy8:10 a.m. – Matthew Jordan, Nicolai Hojgaard8:25 a.m. – Tom Kim, Thomas Detry8:35 a.m. – Shubhankar Sharma, Alex Fitzpatrick8:45 a.m. – Tommy Fleetwood, Sepp Straka8:55 a.m. – Jason Day, Antoine Rozner9:05 a.m. – Viktor Hovland, Jon Rahm9:15 a.m. – Cameron Young, Brian Harman