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 8, 2026, 2:14 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Dec 10, 2006 | Valley of the Sun OpenTournament · View matches | 2,269 | 2,279 | +10+10 / 0 | 6W / 0L |
| Nov 26, 2006 | 2006 N. American Teams Open ChampionshipTournament · View matches | 2,256 | 2,269 | +13 | 10W / 5L |
| Nov 12, 2006 | NJTTC November OpenTournament · View matches | 2,242 | 2,256 | +14+22 / -8 | 7W / 1L |
| Oct 15, 2006 | NJTTC October OpenTournament · View matches | 2,218 | 2,242 | +24+31 / -7 | 6W / 3L |
| Sep 17, 2006 | NJTTC September OpenTournament · View matches | 2,225 | 2,218 | -7+2 / -9 | 3W / 2L |
| May 14, 2006 | NJTTC May TeamsTournament · View matches | 2,213 | 2,225 | +12+12 / 0 | 8W / 0L |
| Apr 23, 2006 | NJTTC April OpenTournament · View matches | 2,200 | 2,213 | +13+28 / -15 | 7W / 2L |
| Mar 19, 2006 | 2006 'Cary Cup' ChampionshipTournament · View matches | 2,199 | 2,200 | +1+48 / -47 | 8W / 3L |
| Mar 12, 2006 | 4th FIT Open TT ChampionshipsTournament · View matches | 2,206 | 2,199 | -7 | 3W / 3L |
| Mar 5, 2006 | NJTTC March RRTournament · View matches | 2,164 | 2,206 | +42+47 / -5 | 6W / 4L |
| Dec 17, 2005 | 2005 US Nationals ChampionshipTournament · View matches | 2,214 | 2,164 | -50+0 / -50 | 0W / 2L |
| Nov 27, 2005 | 2005 N. American Teams Open ChTournament · View matches | 2,326 | 2,214 | -112+4 / -116 | 6W / 8L |
| Oct 9, 2005 | NJTTC October OpenTournament · View matches | 2,332 | 2,326 | -6+0 / -6 | 5W / 1L |
| Sep 18, 2005 | NJTTC September RRTournament · View matches | 2,313 | 2,332 | +19+19 / 0 | 8W / 0L |
| Jul 10, 2005 | US OpenTournament · View matches | 2,351 | 2,313 | -38 | 3W / 5L |
| May 22, 2005 | NJTTC May OpenTournament · View matches | 2,364 | 2,351 | -13+11 / -24 | 5W / 3L |
| May 1, 2005 | NJTTC April OpenTournament · View matches | 2,364 | 2,364 | 0+14 / -14 | 7W / 2L |
| Mar 27, 2005 | NJTTC March Open IITournament · View matches | 2,361 | 2,364 | +3+3 / 0 | 3W / 0L |
| Mar 20, 2005 | 2005 Stiga Cary Cup ChampionshTournament · View matches | 2,379 | 2,361 | -18+0 / -18 | 4W / 2L |
| Mar 6, 2005 | NJTTC March OpenTournament · View matches | 2,399 | 2,379 | -20+3 / -23 | 2W / 2L |