Wins
26
Indexed tournament wins
Player record
Kleinberg, Peter
Losses
37
Indexed tournament losses
Matches
63
Decisive results
Win rate
41.3%
Across indexed matches
Peak rating
673
Highest rating in the available history.
Biggest upset
Barbour, William
Maryland Circuit · Oct 5, 2003 · +125 rating
Open →Biggest loss
Michael Branch
Maryland Giant RR · Mar 20, 2004 · -140 rating
Open →Most frequent opponent
Michael Branch
9 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
9 tournament appearances · synced Aug 11, 2026, 2:30 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Oct 29, 2005 | Maryland Giant RRTournament · View matches | 672 | 668 | -4 | 3W / 4L |
| Mar 19, 2005 | Maryland Giant RRTournament · View matches | 660 | 672 | +12 | 3W / 2L |
| Mar 20, 2004 | Maryland Giant RRTournament · View matches | 673 | 660 | -13+18 / -31 | 3W / 3L |
| Oct 5, 2003 | Maryland CircuitTournament · View matches · USATT readjusted 578 → 642 | 578 | 673 | +31+44 / -13 | 5W / 3L |
| Aug 10, 2003 | Maryland CircuitTournament · View matches | 601 | 578 | -23+21 / -44 | 3W / 8L |
| Jun 8, 2003 | Maryland CircuitTournament · View matches | 551 | 601 | +50+78 / -28 | 6W / 9L |
| Apr 26, 2003 | Maryland ClosedTournament · View matches | 543 | 551 | +8+8 / 0 | 1W / 2L |
| Apr 6, 2003 | Maryland CircuitTournament · View matches | 541 | 543 | +2+26 / -24 | 2W / 4L |
| Sep 14, 2002 | Maryland CircuitTournament · View matches · Initial rating 541 | Unrated | 541 | — | 0W / 2L |
1–9 of 9
Page 1 of 1