Luca Staeheli enters the first-round Sion Challenger clash on red clay with strong recent momentum, securing eight wins in his last ten matches while competing close to home as a Swiss player. The 26-year-old right-hander, ranked around 529, benefits from familiar conditions and potential crowd support in a tournament setting that favors consistent baseline play and endurance on the slower surface. Andrey Chepelev, the 28-year-old left-hander ranked near 359, holds the higher career ranking and experience but shows more uneven results lately, with roughly half his recent outings ending in defeat. The matchup lacks prior head-to-head history, making current form, surface adaptation, and any late roster or fitness updates the primary drivers of trader consensus on implied probabilities.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · Updated19h 57m 35s
Combos
This market refers to the tennis match between Luca Staeheli and Andrey Chepelev in the Sion, originally scheduled for August 17, 2026 at 4:00AM ET.
This market will resolve to 'Luca Staeheli' if Luca Staeheli advances against Andrey Chepelev.
This market will resolve to 'Andrey Chepelev' if Andrey Chepelev advances against Luca Staeheli.
If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, 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.This market refers to the tennis match between Luca Staeheli and Andrey Chepelev in the Sion, originally scheduled for August 17, 2026 at 4:00AM ET. This market will resolve to "Yes" if all games and sets required to determine a match winner under governing body or event organizer rules are played to completion through normal play. Otherwise, if the match is not completed for any reason, it will resolve to "No." If a forfeit of any kind occurs, including but not limited to a walkover or retirement, this market will resolve "No." If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to "No." The primary resolution source for this market is the official statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 2 hours after the event's conclusion, a consensus of credible reporting may be used instead.This market refers to the tennis match between Luca Staeheli and Andrey Chepelev in the Sion, originally scheduled for August 17, 2026 at 4:00AM ET.
This market will resolve to “Staeheli” if Luca Staeheli wins set 2. It will resolve to “Chepelev” if Andrey Chepelev wins set 2.
If the match begins but set 2 is not completed with a winner determined (including the match ending before set 2 is reached), this market will resolve 50-50.
If the match is canceled (not played at all) or is delayed beyond 7 days from the scheduled date without play beginning, this market will resolve 50-50.
Resolution will be based on official Challenger match statistics.This market refers to the tennis match between Luca Staeheli and Andrey Chepelev in the Sion, originally scheduled for August 17, 2026 at 4:00AM ET.
This market will resolve to "Over" if the total number of sets completed equals or exceeds 3. Otherwise, it will resolve to "Under."
A super tie breaker is considered as one (1) set for total set markets.
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official Challenger statistics.This market refers to the tennis match between Luca Staeheli and Andrey Chepelev in the Sion, originally scheduled for August 17, 2026 at 4:00AM ET.
This market will resolve to "Over" if the total number of games completed across all sets equals or exceeds 22. Otherwise, it will resolve to "Under."
All tiebreaks—including any Champions/Super tiebreak—count as one (1) game toward the total.
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official Challenger statistics.This market refers to the tennis match between Luca Staeheli and Andrey Chepelev in the Sion, originally scheduled for August 17, 2026 at 4:00AM ET.
This market will resolve to "Staeheli" if Luca Staeheli wins by 2 or more sets than Andrey Chepelev, based on the final completed score. Otherwise, it will resolve to "Chepelev."
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official Challenger results.This market refers to the tennis match between Luca Staeheli and Andrey Chepelev in the Sion, originally scheduled for August 17, 2026 at 4:00AM ET.
This market will resolve to “Staeheli” if Luca Staeheli wins the first set. It will resolve to “Chepelev” if Andrey Chepelev wins the first set.
If the match begins but is not completed, and the first set is concluded with a winner determined, this market will resolve based on that completed set. If the first set is not completed for any reason, this market will resolve 50-50.
If the match is canceled (not played at all) or is delayed beyond 7 days from the scheduled date without play beginning, this market will resolve 50-50.
Resolution will be based on official Challenger match statistics.This market refers to the tennis match between Luca Staeheli and Andrey Chepelev in the Sion, originally scheduled for August 17, 2026 at 4:00AM ET.
This market will resolve to "Over" if the total number of games completed across all sets equals or exceeds 23. Otherwise, it will resolve to "Under."
All tiebreaks—including any Champions/Super tiebreak—count as one (1) game toward the total.
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official Challenger statistics.This market refers to the tennis match between Andrey Chepelev and Luca Staeheli in the Sion, originally scheduled for August 17, 2026 at 4:00AM ET.
This market will resolve to "Chepelev" if Andrey Chepelev wins by 2 or more sets than Luca Staeheli, based on the final completed score. Otherwise, it will resolve to "Staeheli."
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official Challenger results.This market refers to the tennis match between Luca Staeheli and Andrey Chepelev in the Sion, originally scheduled for August 17, 2026 at 4:00AM ET.
This market will resolve to "Over" if the total number of games completed across all sets equals or exceeds 24. Otherwise, it will resolve to "Under."
All tiebreaks—including any Champions/Super tiebreak—count as one (1) game toward the total.
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official Challenger statistics.This market refers to the tennis match between Luca Staeheli and Andrey Chepelev in the Sion, originally scheduled for August 17, 2026 at 4:00AM ET.
This market will resolve to "Over" if the total number of games completed in the first set equals or exceeds 9. Otherwise, it will resolve to "Under."
Any first-set tiebreak counts as one (1) game toward the total.
If the first set is not completed for any reason, this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official Challenger results.This market refers to the tennis match between Luca Staeheli and Andrey Chepelev in the Sion, originally scheduled for August 17, 2026 at 4:00AM ET.
This market will resolve to "Over" if the total number of games completed in set 2 equals or exceeds 9. Otherwise, it will resolve to "Under."
Any tiebreak in set 2 counts as one (1) game toward the total.
If set 2 is not completed for any reason (including the match ending before set 2 is reached), this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official Challenger results.This market refers to the tennis match between Luca Staeheli and Andrey Chepelev in the Sion, originally scheduled for August 17, 2026 at 4:00AM ET.
This market will resolve to "Over" if the total number of games completed in the first set equals or exceeds 10. Otherwise, it will resolve to "Under."
Any first-set tiebreak counts as one (1) game toward the total.
If the first set is not completed for any reason, this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official Challenger results.This market refers to the tennis match between Luca Staeheli and Andrey Chepelev in the Sion, originally scheduled for August 17, 2026 at 4:00AM ET.
This market will resolve to "Over" if the total number of games completed in set 2 equals or exceeds 10. Otherwise, it will resolve to "Under."
Any tiebreak in set 2 counts as one (1) game toward the total.
If set 2 is not completed for any reason (including the match ending before set 2 is reached), this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official Challenger results.This market refers to the tennis match between Luca Staeheli and Andrey Chepelev in the Sion, originally scheduled for August 17, 2026 at 4:00AM ET.
This market will resolve to "Over" if the total number of games completed in the first set equals or exceeds 11. Otherwise, it will resolve to "Under."
Any first-set tiebreak counts as one (1) game toward the total.
If the first set is not completed for any reason, this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official Challenger results.This market refers to the tennis match between Luca Staeheli and Andrey Chepelev in the Sion, originally scheduled for August 17, 2026 at 4:00AM ET.
This market will resolve to "Over" if the total number of games completed in set 2 equals or exceeds 11. Otherwise, it will resolve to "Under."
Any tiebreak in set 2 counts as one (1) game toward the total.
If set 2 is not completed for any reason (including the match ending before set 2 is reached), this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official Challenger results.Luca Staeheli enters the first-round Sion Challenger clash on red clay with strong recent momentum, securing eight wins in his last ten matches while competing close to home as a Swiss player. The 26-year-old right-hander, ranked around 529, benefits from familiar conditions and potential crowd support in a tournament setting that favors consistent baseline play and endurance on the slower surface. Andrey Chepelev, the 28-year-old left-hander ranked near 359, holds the higher career ranking and experience but shows more uneven results lately, with roughly half his recent outings ending in defeat. The matchup lacks prior head-to-head history, making current form, surface adaptation, and any late roster or fitness updates the primary drivers of trader consensus on implied probabilities.
This market refers to the tennis match between Luca Staeheli and Andrey Chepelev in the Sion, originally scheduled for August 17, 2026 at 4:00AM ET.
This market will resolve to 'Luca Staeheli' if Luca Staeheli advances against Andrey Chepelev.
This market will resolve to 'Andrey Chepelev' if Andrey Chepelev advances against Luca Staeheli.
If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, 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.
This market will resolve to 'Luca Staeheli' if Luca Staeheli advances against Andrey Chepelev.
This market will resolve to 'Andrey Chepelev' if Andrey Chepelev advances against Luca Staeheli.
If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, 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.
Market Opened: Aug 15, 2026, 7:05 PM ET
Volume
$2,021End Date
Aug 24, 2026Market Opened
Aug 15, 2026, 7:05 PM ETResolution Source
https://www.atptour.com/en/scores/currentResolver
0x65070BE91...19h 57m 35s
Combos
This market refers to the tennis match between Luca Staeheli and Andrey Chepelev in the Sion, originally scheduled for August 17, 2026 at 4:00AM ET.
This market will resolve to 'Luca Staeheli' if Luca Staeheli advances against Andrey Chepelev.
This market will resolve to 'Andrey Chepelev' if Andrey Chepelev advances against Luca Staeheli.
If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, 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.This market refers to the tennis match between Luca Staeheli and Andrey Chepelev in the Sion, originally scheduled for August 17, 2026 at 4:00AM ET. This market will resolve to "Yes" if all games and sets required to determine a match winner under governing body or event organizer rules are played to completion through normal play. Otherwise, if the match is not completed for any reason, it will resolve to "No." If a forfeit of any kind occurs, including but not limited to a walkover or retirement, this market will resolve "No." If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to "No." The primary resolution source for this market is the official statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 2 hours after the event's conclusion, a consensus of credible reporting may be used instead.This market refers to the tennis match between Luca Staeheli and Andrey Chepelev in the Sion, originally scheduled for August 17, 2026 at 4:00AM ET.
This market will resolve to “Staeheli” if Luca Staeheli wins set 2. It will resolve to “Chepelev” if Andrey Chepelev wins set 2.
If the match begins but set 2 is not completed with a winner determined (including the match ending before set 2 is reached), this market will resolve 50-50.
If the match is canceled (not played at all) or is delayed beyond 7 days from the scheduled date without play beginning, this market will resolve 50-50.
Resolution will be based on official Challenger match statistics.This market refers to the tennis match between Luca Staeheli and Andrey Chepelev in the Sion, originally scheduled for August 17, 2026 at 4:00AM ET.
This market will resolve to "Over" if the total number of sets completed equals or exceeds 3. Otherwise, it will resolve to "Under."
A super tie breaker is considered as one (1) set for total set markets.
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official Challenger statistics.This market refers to the tennis match between Luca Staeheli and Andrey Chepelev in the Sion, originally scheduled for August 17, 2026 at 4:00AM ET.
This market will resolve to "Over" if the total number of games completed across all sets equals or exceeds 22. Otherwise, it will resolve to "Under."
All tiebreaks—including any Champions/Super tiebreak—count as one (1) game toward the total.
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official Challenger statistics.This market refers to the tennis match between Luca Staeheli and Andrey Chepelev in the Sion, originally scheduled for August 17, 2026 at 4:00AM ET.
This market will resolve to "Staeheli" if Luca Staeheli wins by 2 or more sets than Andrey Chepelev, based on the final completed score. Otherwise, it will resolve to "Chepelev."
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official Challenger results.This market refers to the tennis match between Luca Staeheli and Andrey Chepelev in the Sion, originally scheduled for August 17, 2026 at 4:00AM ET.
This market will resolve to “Staeheli” if Luca Staeheli wins the first set. It will resolve to “Chepelev” if Andrey Chepelev wins the first set.
If the match begins but is not completed, and the first set is concluded with a winner determined, this market will resolve based on that completed set. If the first set is not completed for any reason, this market will resolve 50-50.
If the match is canceled (not played at all) or is delayed beyond 7 days from the scheduled date without play beginning, this market will resolve 50-50.
Resolution will be based on official Challenger match statistics.This market refers to the tennis match between Luca Staeheli and Andrey Chepelev in the Sion, originally scheduled for August 17, 2026 at 4:00AM ET.
This market will resolve to "Over" if the total number of games completed across all sets equals or exceeds 23. Otherwise, it will resolve to "Under."
All tiebreaks—including any Champions/Super tiebreak—count as one (1) game toward the total.
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official Challenger statistics.This market refers to the tennis match between Andrey Chepelev and Luca Staeheli in the Sion, originally scheduled for August 17, 2026 at 4:00AM ET.
This market will resolve to "Chepelev" if Andrey Chepelev wins by 2 or more sets than Luca Staeheli, based on the final completed score. Otherwise, it will resolve to "Staeheli."
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official Challenger results.This market refers to the tennis match between Luca Staeheli and Andrey Chepelev in the Sion, originally scheduled for August 17, 2026 at 4:00AM ET.
This market will resolve to "Over" if the total number of games completed across all sets equals or exceeds 24. Otherwise, it will resolve to "Under."
All tiebreaks—including any Champions/Super tiebreak—count as one (1) game toward the total.
If the match begins but is not completed, this market will resolve 50-50. If the match is canceled before play begins or delayed beyond 7 days from the scheduled date without a result, this market will also resolve 50-50.
Resolution will be based on official Challenger statistics.This market refers to the tennis match between Luca Staeheli and Andrey Chepelev in the Sion, originally scheduled for August 17, 2026 at 4:00AM ET.
This market will resolve to "Over" if the total number of games completed in the first set equals or exceeds 9. Otherwise, it will resolve to "Under."
Any first-set tiebreak counts as one (1) game toward the total.
If the first set is not completed for any reason, this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official Challenger results.This market refers to the tennis match between Luca Staeheli and Andrey Chepelev in the Sion, originally scheduled for August 17, 2026 at 4:00AM ET.
This market will resolve to "Over" if the total number of games completed in set 2 equals or exceeds 9. Otherwise, it will resolve to "Under."
Any tiebreak in set 2 counts as one (1) game toward the total.
If set 2 is not completed for any reason (including the match ending before set 2 is reached), this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official Challenger results.This market refers to the tennis match between Luca Staeheli and Andrey Chepelev in the Sion, originally scheduled for August 17, 2026 at 4:00AM ET.
This market will resolve to "Over" if the total number of games completed in the first set equals or exceeds 10. Otherwise, it will resolve to "Under."
Any first-set tiebreak counts as one (1) game toward the total.
If the first set is not completed for any reason, this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official Challenger results.This market refers to the tennis match between Luca Staeheli and Andrey Chepelev in the Sion, originally scheduled for August 17, 2026 at 4:00AM ET.
This market will resolve to "Over" if the total number of games completed in set 2 equals or exceeds 10. Otherwise, it will resolve to "Under."
Any tiebreak in set 2 counts as one (1) game toward the total.
If set 2 is not completed for any reason (including the match ending before set 2 is reached), this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official Challenger results.This market refers to the tennis match between Luca Staeheli and Andrey Chepelev in the Sion, originally scheduled for August 17, 2026 at 4:00AM ET.
This market will resolve to "Over" if the total number of games completed in the first set equals or exceeds 11. Otherwise, it will resolve to "Under."
Any first-set tiebreak counts as one (1) game toward the total.
If the first set is not completed for any reason, this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official Challenger results.This market refers to the tennis match between Luca Staeheli and Andrey Chepelev in the Sion, originally scheduled for August 17, 2026 at 4:00AM ET.
This market will resolve to "Over" if the total number of games completed in set 2 equals or exceeds 11. Otherwise, it will resolve to "Under."
Any tiebreak in set 2 counts as one (1) game toward the total.
If set 2 is not completed for any reason (including the match ending before set 2 is reached), this market will resolve 50-50. If the match is canceled before play begins, or delayed beyond 7 days without commencement, this market will also resolve 50-50.
Resolution will be based on official Challenger results.Luca Staeheli enters the first-round Sion Challenger clash on red clay with strong recent momentum, securing eight wins in his last ten matches while competing close to home as a Swiss player. The 26-year-old right-hander, ranked around 529, benefits from familiar conditions and potential crowd support in a tournament setting that favors consistent baseline play and endurance on the slower surface. Andrey Chepelev, the 28-year-old left-hander ranked near 359, holds the higher career ranking and experience but shows more uneven results lately, with roughly half his recent outings ending in defeat. The matchup lacks prior head-to-head history, making current form, surface adaptation, and any late roster or fitness updates the primary drivers of trader consensus on implied probabilities.
This market refers to the tennis match between Luca Staeheli and Andrey Chepelev in the Sion, originally scheduled for August 17, 2026 at 4:00AM ET.
This market will resolve to 'Luca Staeheli' if Luca Staeheli advances against Andrey Chepelev.
This market will resolve to 'Andrey Chepelev' if Andrey Chepelev advances against Luca Staeheli.
If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, 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.
This market will resolve to 'Luca Staeheli' if Luca Staeheli advances against Andrey Chepelev.
This market will resolve to 'Andrey Chepelev' if Andrey Chepelev advances against Luca Staeheli.
If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, 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.
Market Opened: Aug 15, 2026, 7:05 PM ET
Volume
$2,021End Date
Aug 24, 2026Market Opened
Aug 15, 2026, 7:05 PM ETResolution Source
https://www.atptour.com/en/scores/currentResolver
0x65070BE91...Luca Staeheli enters the first-round Sion Challenger clash on red clay with strong recent momentum, securing eight wins in his last ten matches while competing close to home as a Swiss player. The 26-year-old right-hander, ranked around 529, benefits from familiar conditions and potential crowd support in a tournament setting that favors consistent baseline play and endurance on the slower surface. Andrey Chepelev, the 28-year-old left-hander ranked near 359, holds the higher career ranking and experience but shows more uneven results lately, with roughly half his recent outings ending in defeat. The matchup lacks prior head-to-head history, making current form, surface adaptation, and any late roster or fitness updates the primary drivers of trader consensus on implied probabilities.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · Updated
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Frequently Asked Questions