Player record

Rosenfeld, David

ID 77839NJMaleInactive
Current rating1,036
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Wins

32

Indexed tournament wins

Losses

33

Indexed tournament losses

Matches

65

Decisive results

Win rate

49.2%

Across indexed matches

Peak rating

1,036

Highest rating in the available history.

Biggest upset

Gerson, Paul

NJTTC RR Open · Jun 21, 2015 · +481 rating

Open →

Biggest loss

Li, Robin

NJTTC November Open · Nov 23, 2008 · -198 rating

Open →

Most frequent opponent

Luo, Michelle

3 matches

Open →

Rating trajectory

Published rating movement across recorded events.

Tournament history

9 tournament appearances · synced Aug 8, 2026, 2:21 AM

DateTournamentRating inRating afterPoints changedRecord
Dec 10, 2016Westchester 2016 December OpenTournament · View matches9991,036+37+50 / -131W / 4L
Jun 21, 2015NJTTC RR OpenTournament · View matches · USATT readjusted 896 → 948896999+51+52 / -12W / 5L
Jul 13, 2014LYTTC July OpenTournament · View matches873896+23+26 / -34W / 6L
May 11, 2014NJTTC 2014 May OpenTournament · View matches896873-232W / 3L
Apr 27, 2014NJ State ChampionshipTournament · View matches · USATT readjusted 892 → 888892896+8+26 / -187W / 3L
Feb 22, 2009NJTTC February OpenTournament · View matches658892+2346W / 4L
Nov 23, 2008NJTTC November OpenTournament · View matches699658-41+8 / -494W / 4L
Oct 12, 2008NJTTC October OpenTournament · View matches6996990+7 / -74W / 3L
Sep 1, 20081st Brooklyn Polytecnic OpenTournament · View matches · Initial rating 699Unrated699—2W / 1L