ATP Tour
Jang-Jun Kim0622
B. Harris✓276- Seoul: Jang-Jun Kim vs Billy Harris<1¢<1%
- Seoul: Completed Match: Jang-Jun Kim vs Billy Harris>99¢>99%
- Set Handicap: Billy Harris (-1.5) vs Jang-Jun Kim (+1.5)>99¢>99%
- Game Spread: Billy Harris (-3.5) vs Jang-Jun Kim (+3.5)>99¢>99%
- Set 2 Winner: Jang-Jun Kim vs Billy Harris<1¢<1%
- Jang-Jun Kim vs. Billy Harris: Total Sets O/U 2.5<1¢<1%
- Kim vs. Harris: Match O/U 21.5<1¢<1%
- Kim vs. Harris: Match O/U 22.5<1¢<1%
- Kim vs. Harris: Match O/U 23.5<1¢<1%
- Kim vs. Harris: Set 2 Games O/U 8.5<1¢<1%
- Kim vs. Harris: Set 2 Games O/U 9.5<1¢<1%
- Kim vs. Harris: Set 2 Games O/U 10.5<1¢<1%
Billy Harris enters the ATP Challenger Seoul first-round match as the higher-ranked veteran with a career-high ATP ranking of 101, though his recent form shows multiple early exits in European challengers this fall. The 31-year-old British player holds a substantial experience edge on the 19-year-old Korean, who captured the 2026 NCAA singles title at Virginia and posted strong ITF results on hard courts over the summer. No prior head-to-head exists, and the outdoor hard-court surface favors both, yet Kim benefits from significant home-crowd support in Seoul. Trader consensus in related markets assigns Harris an implied win probability near 69 percent, reflecting his ranking advantage while acknowledging the upset potential from the rising local talent.
Rules
This market refers to the tennis match between Jang-Jun Kim and Billy Harris in the Seoul, originally scheduled for October 26, 2026 at 3:30AM 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. If the match is postponed or suspended, this market will remain open until the first set has been completed. A postponement alone will not trigger a 50-50 resolution. If the match is permanently abandoned before the first set is completed, or if the first set has not been completed by November 9, 2026, 11:59 PM ET, this market will resolve 50-50, unless the outcome has already been unconditionally determined based on completed play. An outcome is considered unconditionally determined if it would have been guaranteed under every possible completion of the set played according to the match format published by the tournament organizer for that round, including whether the set is decided by a tiebreak. For example, for a line of 9.5, if play stops with the first set at 5-4, completing the set would have required at least 1 additional game, resulting in at least 10 games played, so "Over" would resolve as the winning outcome. The primary resolution source for this market will be official Challenger statistics; however, a consensus of credible reporting may also be used. This market may resolve only when the listed period of play has concluded and the result can be definitively determined by the listed resolution source(s).