Wins
144
Indexed tournament wins
Player record
Mast, Jonathan
Losses
136
Indexed tournament losses
Matches
280
Decisive results
Win rate
51.4%
Across indexed matches
Peak rating
1,914
Highest rating in the available history.
Biggest upset
Balogh, M. Tundi
2003 Millcreek Open · Oct 19, 2003 · +568 rating
Open →Biggest loss
Scott, David
2005 Millcreek Open · Nov 6, 2005 · -319 rating
Open →Most frequent opponent
Mast, Jessica
8 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
35 tournament appearances · synced Aug 8, 2026, 2:16 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Oct 19, 2003 | 2003 Millcreek OpenTournament · View matches · USATT readjusted 707 → 763 | 707 | 815 | +52+57 / -5 | 4W / 7L |
| Oct 4, 2003 | Three Rivers 2003 Fall TournamentTournament · View matches · USATT readjusted 604 → 656 | 604 | 707 | +51+51 / 0 | 2W / 6L |
| Aug 24, 2003 | Macy Block OpenTournament · View matches | 597 | 604 | +7+10 / -3 | 2W / 7L |
| Aug 1, 2003 | 2003 JR. Olympics & JR NationalsTournament · View matches | 580 | 597 | +17 | 3W / 7L |
| Jun 7, 2003 | Ohio Championship ClosedTournament · View matches | 620 | 580 | -40 | 3W / 5L |
| May 4, 2003 | 2003 Cleveland Spring OpenTournament · View matches | 649 | 620 | -29+0 / -29 | 2W / 3L |
| Mar 30, 2003 | Quaker city OpenTournament · View matches | 649 | 649 | 0+0 / 0 | 0W / 3L |
| Mar 23, 2003 | Crazy Eights Cleveland OpenTournament · View matches | 648 | 649 | +1 | 2W / 2L |
| Jan 19, 2003 | 2003 Cleveland Winter OpenTournament · View matches | 647 | 648 | +1 | 1W / 5L |
| Oct 20, 2002 | 2002 Millcreek OpenTournament · View matches | 647 | 647 | 0+0 / 0 | 0W / 2L |
| Aug 10, 2002 | AAU Jr Olympics/Jr NationalsTournament · View matches | 648 | 647 | -1+0 / -1 | 2W / 3L |
| May 12, 2002 | Cleveland 2002 Spring OpenTournament · View matches | 644 | 648 | +4 | 2W / 3L |
| Mar 24, 2002 | Buckeye OpenTournament · View matches | 648 | 644 | -4 | 0W / 3L |
| Jan 20, 2002 | 2002 Cleveland Winter OpenTournament · View matches | 672 | 648 | -24+0 / -24 | 0W / 5L |
| Oct 21, 2001 | 2001 Millcreek OpenTournament · View matches · Initial rating 672 | Unrated | 672 | — | 1W / 2L |
21–35 of 35
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