Using trusted machine learning and data, we have simulated the outcome of Tuesday’s Gaston-Khachanov men’s singles match, forming part of our tennis predictions coverage.
Our leading predictive model gives Khachanov a 75% chance of winning against Gaston at the ATP Hamburg Open tournament.
Additionally, Khachanov has a 70% chance of winning the first set. The simulations also show Gaston (+4.5) has a 53% chance of covering the games spread, while the over 20.5 games has a 54% chance of hitting, according to our model.
Hugo Gaston vs. Karen Khachanov odds
We have researched the most up-to-date betting odds in America for this match, which are listed here:
Bet Type
Gaston
Khachanov
Moneyline
+390
-500
First Set
+275
-357
Game Spread
+4.5 (-108)
-4.5 (-126)
Total Games
o20.5 (-115)
u20.5 (-110)
All odds are correct at the time of publication and are subject to change.
Gaston vs. Khachanov picks and best bet
After matching our predictions against the best current odds, we can reveal our picks for each of the major markets. Plus, find our best bet for the game below:
Bet Type
Pick
Bet Now
Moneyline
Gaston
+390
First Set
Khachanov
-115
According to our tennis best bets, the top play to make on this match is over 20.5 total games.
These picks are based on our probabilities matched against the implied probabilities from the sportsbook odds.
Gaston vs. Khachanov updates and essential details
The ATP Hamburg Open match between Hugo Gaston and Karen Khachanov is scheduled to start on Tuesday at 9:10 AM ET.
- Who: Hugo Gaston vs. Karen Khachanov
- Date: Tuesday, May 19, 2026
- Approx. Time: 9:10 AM ET/6:10AM PT
- Tournament: ATP Hamburg, Germany Men’s Singles 2026
- Round: Round of 32
All dates and times mentioned in this article are United States Eastern Time unless otherwise stated.
Conclusion
We predict Karen Khachanov, with a 75% win probability, will likely beat Hugo Gaston at the ATP Hamburg Open tournament.
Additional tools and information for betting safely can be found in our Responsible Gambling hub.
