Wins
0
Indexed tournament wins
Player record
Jeff Hayball
Losses
4
Indexed tournament losses
Matches
4
Decisive results
Win rate
0.0%
Across indexed matches
Peak rating
774
Highest rating in the available history.
Biggest upset
Not enough data
No qualifying upset available.
Biggest loss
Not enough data
No qualifying loss available.
Most frequent opponent
Joseph Sacco
1 match
Open →Rating trajectory
Published rating movement across recorded events.
Rating history unavailable
More published rating points are needed before a trajectory can be drawn.
Tournament history
1 tournament appearances · synced Aug 26, 2026, 2:28 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Oct 10, 1998 | Davison October OpenTournament · View matches · Initial rating 774 | Unrated | 774 | — | 0W / 4L |
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