Wins
16
Indexed tournament wins
Player record
Sonnet, Frederick
Losses
0
Indexed tournament losses
Matches
16
Decisive results
Win rate
100.0%
Across indexed matches
Peak rating
2,808
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
Ackerman, John
1 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
2 tournament appearances · synced Aug 8, 2026, 2:13 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Jul 25, 2010 | Lake Superior International OpenTournament · View matches | 2,807 | 2,808 | +1+1 / 0 | 10W / 0L |
| Jul 21, 2002 | Juic Seattle OpenTournament · View matches · Initial rating 2,807 | Unrated | 2,807 | — | 6W / 0L |
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