Wins
206
Indexed tournament wins
Player record
Dumbuya, Israel
Losses
348
Indexed tournament losses
Matches
554
Decisive results
Win rate
37.2%
Across indexed matches
Peak rating
1,669
Highest rating in the available history.
Biggest upset
Zaghmout, Yasmine Jamal
Maryland Circuit · Oct 3, 2004 · +469 rating
Open →Biggest loss
Palmer, John
Maryland Circuit · Feb 8, 2004 · -556 rating
Open →Most frequent opponent
Jarrin, David
17 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
52 tournament appearances · synced Aug 12, 2026, 2:22 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Feb 22, 2009 | Charlotte $1000 LoopalaloozaTournament · View matches | 1,505 | 1,488 | -17+10 / -27 | 3W / 6L |
| Jan 24, 2009 | Macy Block Winter OpenTournament · View matches · USATT readjusted 1,419 → 1,475 | 1,419 | 1,505 | +30+41 / -11 | 8W / 5L |
| Jan 17, 2009 | Charlotte January LoopalaloozaTournament · View matches | 1,383 | 1,419 | +36 | 5W / 4L |
| May 25, 2008 | 2008 Potomac Spring OpenTournament · View matches | 1,380 | 1,383 | +3+37 / -34 | 5W / 10L |
| Oct 28, 2007 | Charlotte $1000 LoopalaloozaTournament · View matches | 1,373 | 1,380 | +7+8 / -1 | 2W / 5L |
| Aug 12, 2007 | 2007 Matthew J. Murad MemorialTournament · View matches | 1,397 | 1,373 | -24+0 / -24 | 0W / 7L |
| Aug 4, 2007 | FoothillsCelebrity Open SeriesTournament · View matches · USATT readjusted 1,292 → 1,355 | 1,292 | 1,397 | +42+58 / -16 | 5W / 6L |
| Jul 28, 2007 | Raleigh-Brier Creek Giant RR ITournament · View matches | 1,266 | 1,292 | +26+32 / -6 | 2W / 7L |
| Feb 25, 2006 | Maryland Giant RRTournament · View matches | 1,271 | 1,266 | -5+0 / -5 | 1W / 2L |
| Dec 5, 2004 | Maryland CircuitTournament · View matches | 1,280 | 1,271 | -9 | 2W / 3L |
| Nov 28, 2004 | 2004 N. American Teams Open TTTournament · View matches | 1,281 | 1,280 | -1 | 6W / 12L |
| Nov 7, 2004 | Maryland CircuitTournament · View matches | 1,287 | 1,281 | -6+0 / -6 | 0W / 11L |
| Nov 6, 2004 | Piedmont TT OpenTournament · View matches | 1,293 | 1,287 | -6+0 / -6 | 0W / 4L |
| Oct 3, 2004 | Maryland CircuitTournament · View matches | 1,276 | 1,293 | +17+61 / -44 | 4W / 16L |
| Sep 5, 2004 | Maryland CircuitTournament · View matches | 1,301 | 1,276 | -25+40 / -65 | 5W / 16L |
| Aug 21, 2004 | Maryland Giant RRTournament · View matches | 1,271 | 1,301 | +30+30 / 0 | 1W / 2L |
| Aug 8, 2004 | Maryland CircuitTournament · View matches | 1,280 | 1,271 | -9+24 / -33 | 5W / 8L |
| Jul 11, 2004 | Maryland CircuitTournament · View matches | 1,297 | 1,280 | -17 | 5W / 14L |
| Jun 13, 2004 | Maryland CircuitTournament · View matches · USATT readjusted 1,218 → 1,268 | 1,218 | 1,297 | +29+61 / -32 | 6W / 12L |
| Jun 6, 2004 | 2004 MDTTC June OpenTournament · View matches · USATT readjusted 1,327 → 1,332 | 1,327 | 1,218 | -114+1 / -115 | 4W / 4L |