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.
US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko
ATP
Vitaliy Sachko75
Gauthier Onclin55LIVE · S2
Game context
Gauthier Onclin holds a ranking edge at approximately 158-169 and enters this US Open qualifying first-round hard-court matchup with stronger recent form, including multiple hard-court wins in challengers such as victories over Timofey Skatov and Alejandro Moro Canas. The 25-year-old Belgian also leads the head-to-head 2-0, with prior success on the surface. Vitaliy Sachko, ranked around 188-191 and aged 29, has shown inconsistent results lately and faces a tough stylistic test against Onclin’s return game and consistency on outdoor hard. Both players are competing for main-draw entry, with limited rest or travel factors at the USTA Billie Jean King National Tennis Center. Trader consensus reflects Onclin’s form advantage and surface familiarity in this closely contested qualifier.
Moneyline
$290.1K Vol.Match Completed
$354 Vol.Set Total
US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko Set 2 O/U 8.5
US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko Total Sets: O/U 2.5
US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko Set 2 O/U 9.5
US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko Set 2 O/U 10.5
Total Games
US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko Match O/U 21.5
US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko Match O/U 22.5
US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko Match O/U 23.5
Set Handicap
$197 Vol.US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko Set Handicap +/-1.5
US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko Set Handicap +/-1.5
Set Winner
$19 Vol.More Bets
Resolution Source: www.atptour.com
Odds & FAQ
What are the current odds for US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko?
The current front-runner is US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko Match O/U 21.5 at 98%, ahead of US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko Set 2 Winner at 84%. These live odds update with every trade on the Polymarket order book.
What do traders predict for US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko?
Traders currently imply a 98% chance for US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko Match O/U 21.5. Market-implied probabilities reflect real money at stake, but they are live forecasts that shift as new information arrives, not guarantees.
When does the US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko market resolve?
This market is scheduled to resolve on 1 Sep 2026 (7 days left). It settles according to Polymarket's published resolution criteria once the outcome is confirmed.
How much money is trading on US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko?
Total traded volume on this market is $13.6M, a measure of how much real money traders have committed to the outcome.
How can I trade US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko on Polymarket?
You can follow the live odds on this page and open the market on Polymarket to trade it yourself. Prediction trading carries risk; never stake more than you can afford to lose.
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