Wins
8
Indexed tournament wins
Player record
Johnston, Mark
Losses
3
Indexed tournament losses
Matches
11
Decisive results
Win rate
72.7%
Across indexed matches
Peak rating
1,317
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
Berry, Sam
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 9, 2026, 2:24 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Oct 13, 2007 | Middlecreek October OpenTournament · View matches · Initial rating 1,317 | Unrated | 1,317 | — | 8W / 3L |
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