Wins
17
Indexed tournament wins
Player record
Kotcher, Ronald
Losses
18
Indexed tournament losses
Matches
35
Decisive results
Win rate
48.6%
Across indexed matches
Peak rating
1,408
Highest rating in the available history.
Biggest upset
David Witt
Michigan Closed TT Championshi · Mar 20, 2005 · +574 rating
Open →Biggest loss
Doerr, Timothy
2006 Michigan Closed · Apr 2, 2006 · -4 rating
Open →Most frequent opponent
Doerr, Timothy
2 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
3 tournament appearances · synced Aug 12, 2026, 2:24 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Apr 2, 2006 | 2006 Michigan ClosedTournament · View matches | 1,375 | 1,408 | +33 | 8W / 4L |
| Mar 20, 2005 | Michigan Closed TT ChampionshiTournament · View matches · USATT readjusted 1,013 → 1,317 | 1,013 | 1,375 | +58+70 / -12 | 8W / 4L |
| Apr 25, 2004 | Michigan Closed TT ChampionshipTournament · View matches · Initial rating 1,013 | Unrated | 1,013 | — | 1W / 10L |
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