Wins
4
Indexed tournament wins
Player record
Koehler, Ronald
Losses
8
Indexed tournament losses
Matches
12
Decisive results
Win rate
33.3%
Across indexed matches
Peak rating
568
Highest rating in the available history.
Biggest upset
Not enough data
No qualifying upset available.
Biggest loss
McMillan, Korvin
Davison Jan Open · Jan 16, 1999 · -141 rating
Open →Most frequent opponent
Tomas, Terry
2 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
3 tournament appearances · synced Aug 8, 2026, 2:24 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Feb 27, 1999 | Davison February OpenTournament · View matches | 566 | 568 | +2+5 / -3 | 1W / 2L |
| Jan 16, 1999 | Davison Jan OpenTournament · View matches | 562 | 566 | +4 | 3W / 3L |
| Nov 14, 1998 | Davison November OpenTournament · View matches · Initial rating 562 | Unrated | 562 | — | 0W / 3L |
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