Wins
16
Indexed tournament wins
Player record
Eamonn O'Shea
Losses
31
Indexed tournament losses
Matches
47
Decisive results
Win rate
34.0%
Across indexed matches
Peak rating
592
Highest rating in the available history.
Biggest upset
Mack, Tammy
Twin Cities Spring Open · Mar 31, 1996 · +143 rating
Open →Biggest loss
O'Connor, David
Twin Cities Spring Open · Mar 31, 1996 · -169 rating
Open →Most frequent opponent
Cory Eider
2 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
7 tournament appearances · synced Aug 7, 2026, 2:22 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Dec 31, 2025 | *** ADMIN RATING ADJUSTMENT ***Tournament · View matches | 198 | 200 | +2 | 0W / 0L |
| Dec 3, 2000 | Bay State Giant RRTournament · View matches | Unrated | 198 | — | 0W / 7L |
| Mar 31, 1996 | Twin Cities Spring OpenTournament · View matches | 470 | 592 | +122 | 8W / 4L |
| Jan 14, 1996 | 1996 Star of the North State GTournament · View matches | 473 | 470 | -3+21 / -24 | 4W / 5L |
| Oct 15, 1995 | MN Open Fall ClassicTournament · View matches | 453 | 473 | +20 | 1W / 3L |
| Apr 23, 1995 | MN Spring OpenTournament · View matches | 448 | 453 | +5 | 2W / 5L |
| Jan 22, 1995 | Star of the North State GamesTournament · View matches · Initial rating 448 | Unrated | 448 | — | 1W / 7L |
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