Wins
5
Indexed tournament wins
Player record
Jackson, Derrick (William)
Losses
10
Indexed tournament losses
Matches
15
Decisive results
Win rate
33.3%
Across indexed matches
Peak rating
1,130
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
Abril, Ricardo
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 10, 2026, 2:25 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Jan 3, 2004 | Ben Hill/Stiga OpenTournament · View matches · Initial rating 1,130 | Unrated | 1,130 | — | 5W / 10L |
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