Wins
12
Indexed tournament wins
Player record
Grabowski, Werner
Losses
16
Indexed tournament losses
Matches
28
Decisive results
Win rate
42.9%
Across indexed matches
Peak rating
887
Highest rating in the available history.
Biggest upset
Rainbolt, Randy
USATT Nationals Championships · Dec 20, 2008 · +525 rating
Open →Biggest loss
Dharmarajan, Vignesh
New Hampshire RR Open · Feb 18, 2007 · -365 rating
Open →Most frequent opponent
Tran, Vinh
2 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
5 tournament appearances · synced Aug 8, 2026, 2:22 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Dec 20, 2008 | USATT Nationals ChampionshipsTournament · View matches | 825 | 875 | +50+50 / 0 | 1W / 5L |
| Mar 11, 2007 | 2007 Gate City OpenTournament · View matches | 851 | 825 | -26+8 / -34 | 2W / 2L |
| Feb 18, 2007 | New Hampshire RR OpenTournament · View matches | 878 | 851 | -27 | 4W / 3L |
| Jan 28, 2007 | 2007 Rhode Island Winter ClassTournament · View matches | 887 | 878 | -9+10 / -19 | 3W / 4L |
| Mar 2, 2003 | Boston TTC March OpenTournament · View matches | 914 | 887 | -27 | 2W / 2L |
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