Player record

Weiss, Robert

ID 29755CAMaleInactive
Current rating849
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Wins

42

Indexed tournament wins

Losses

69

Indexed tournament losses

Matches

111

Decisive results

Win rate

37.8%

Across indexed matches

Peak rating

934

Highest rating in the available history.

Biggest upset

Richards, John

Golden State Open · Jun 12, 2005 · +492 rating

Open →

Biggest loss

Bernstein, David

2006 Golden State Open · May 28, 2006 · -304 rating

Open →

Most frequent opponent

William Brin

4 matches

Open →

Rating trajectory

Published rating movement across recorded events.

Tournament history

12 tournament appearances · synced Aug 8, 2026, 2:22 AM

DateTournamentRating inRating afterPoints changedRecord
Apr 15, 2007Butterfly Northern CA Spring OTournament · View matches907849-58+0 / -580W / 4L
May 28, 20062006 Golden State OpenTournament · View matches934907-27+2 / -291W / 4L
Feb 19, 20062006 Western OpenTournament · View matches · USATT readjusted 831 → 886831934+48+65 / -175W / 3L
Feb 11, 2006Sacramento Winter OpenTournament · View matches787831+444W / 5L
Oct 29, 2005Sacramento Fall OpenTournament · View matches804787-17+32 / -493W / 9L
Aug 6, 2005Sacramento Summer OpenTournament · View matches740804+647W / 5L
Jun 12, 2005Golden State OpenTournament · View matches697740+433W / 7L
Apr 30, 2005Sacramento Spring OpenTournament · View matches714697-175W / 9L
Feb 26, 2005Sacramento Winter OpenTournament · View matches430714+2849W / 5L
Sep 5, 2004Western Open on the 2004 StigaTournament · View matches · USATT readjusted 318 → 375318430+55+55 / 02W / 5L
May 30, 2004Golden State OpenTournament · View matches296318+22+26 / -42W / 7L
May 25, 2003Golden State OpenTournament · View matches · Initial rating 296Unrated296—1W / 6L