- Onclin vs. Sachko: Set 1 Games O/U 8.5100¢
- Onclin vs. Sachko: Set 2 Games O/U 10.5100¢
- Onclin vs. Sachko: Match O/U 23.5100¢
- Set 1 Winner: Onclin vs Sachko0¢
- Set Handicap: Sachko (-1.5) vs Onclin (+1.5)100¢
- Onclin vs. Sachko: Match O/U 21.5100¢
- Onclin vs. Sachko: Set 2 Games O/U 8.5100¢
- Game Spread: Onclin (-3.5) vs Sachko (+3.5)0¢
- Set 2 Winner: Onclin vs Sachko0¢
- Onclin vs. Sachko: Set 1 Games O/U 9.5100¢
- Onclin vs. Sachko: Match O/U 22.5100¢
- Onclin vs. Sachko: Set 1 Games O/U 10.5100¢
This market refers to the tennis match between Gauthier Onclin and Vitaliy Sachko in the US Open, Qualification ATP, originally scheduled for August 25, 2026 at 11:00AM ET. This market will resolve to 'Gauthier Onclin' if Gauthier Onclin advances against Vitaliy Sachko. This market will resolve to 'Vitaliy Sachko' if Vitaliy Sachko advances against Gauthier Onclin. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 8, 2026, 11:59 PM ET (14 days after the scheduled start), this market will resolve to 50-50. If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances. If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50. The primary resolution source will be official information from the ATP Tour. A consensus of credible reporting may also be used.
Gauthier Onclin enters the US Open qualifying first round as the clear favorite against Vitaliy Sachko on outdoor hard courts, backed by his ATP ranking of 158 versus Sachko’s 188, a stronger 2026 win rate exceeding 70 percent in recent matches, and a 2-0 head-to-head edge that includes victories on hard and clay. Onclin has posted consistent Challenger results on hard surfaces this summer while climbing to a career-high ranking, whereas Sachko has struggled with a sub-50 percent win rate in his past 10 outings and multiple qualifying losses on clay. The surface and Onclin’s edge in recent form and deciding-set reliability underpin trader consensus favoring the Belgian to advance.