Wins
594
Indexed tournament wins
Player record
Rosenzweig, David
Losses
277
Indexed tournament losses
Matches
871
Decisive results
Win rate
68.2%
Across indexed matches
Peak rating
2,399
Highest rating in the available history.
Biggest upset
Eriksson, Henrik Carl
1995 ACUI Nationals · Apr 23, 1995 · +301 rating
Open →Biggest loss
Oleg Trofimov
NJTTC September Open · Sep 12, 2004 · -479 rating
Open →Most frequent opponent
Richard Dewitt
26 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
107 tournament appearances · synced Aug 9, 2026, 2:15 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Oct 19, 1997 | October Westfield OpenTournament · View matches | 1,997 | 1,981 | -16+0 / -16 | 2W / 1L |
| Sep 21, 1997 | September Westfield OpenTournament · View matches | 2,095 | 1,997 | -98+2 / -100 | 1W / 2L |
| Jan 26, 1997 | January Westfield OpenTournament · View matches | 2,102 | 2,095 | -7+1 / -8 | 2W / 2L |
| Oct 20, 1996 | NJTTC October OpenTournament · View matches | 2,108 | 2,102 | -6+1 / -7 | 2W / 2L |
| Aug 4, 1996 | Eastern Open ChampionshipsTournament · View matches | 2,143 | 2,108 | -35+5 / -40 | 3W / 5L |
| Apr 27, 1996 | ACUI Int'l TTTTournament · View matches | 2,157 | 2,143 | -14+31 / -45 | 7W / 3L |
| Apr 14, 1996 | NJTTC April OpenTournament · View matches | 2,157 | 2,157 | 0+20 / -20 | 3W / 2L |
| Mar 31, 1996 | 1996 National Collegiate TT TeTournament · View matches | 2,213 | 2,157 | -56 | 4W / 3L |
| Mar 10, 1996 | NJTTC March OpenTournament · View matches | 2,244 | 2,213 | -31+1 / -32 | 3W / 2L |
| Feb 11, 1996 | NJTTC February OpenTournament · View matches | 2,252 | 2,244 | -8+0 / -8 | 2W / 2L |
| Jan 21, 1996 | NJTTC January OpenTournament · View matches | 2,259 | 2,252 | -7+1 / -8 | 2W / 2L |
| Oct 15, 1995 | NJTTC October OpenTournament · View matches | 2,304 | 2,259 | -45+0 / -45 | 2W / 1L |
| Sep 17, 1995 | NJTTC September OpenTournament · View matches | 2,301 | 2,304 | +3 | 4W / 2L |
| May 21, 1995 | Westfield May OpenTournament · View matches | 2,304 | 2,301 | -3+10 / -13 | 3W / 2L |
| Apr 23, 1995 | 1995 ACUI NationalsTournament · View matches · USATT readjusted 2,144 → 2,279 | 2,144 | 2,304 | +25+55 / -30 | 4W / 3L |
| Apr 9, 1995 | New Jersey State ChampionshipsTournament · View matches | 2,174 | 2,144 | -30+0 / -30 | 0W / 1L |
| Apr 2, 1995 | National Collegiate Team ChampionshipTournament · View matches | 2,156 | 2,174 | +18+20 / -2 | 8W / 3L |
| Mar 12, 1995 | Westfield March OpenTournament · View matches | 2,163 | 2,156 | -7 | 1W / 3L |
| Feb 12, 1995 | Westfield February OpenTournament · View matches | 2,214 | 2,163 | -51+0 / -51 | 1W / 2L |
| Dec 4, 1994 | Hofstra OpenTournament · View matches | 2,179 | 2,214 | +35+35 / 0 | 8W / 2L |