Wins
12
Indexed tournament wins
Player record
Antonio Lopez
Losses
32
Indexed tournament losses
Matches
44
Decisive results
Win rate
27.3%
Across indexed matches
Peak rating
1,613
Highest rating in the available history.
Biggest upset
George J. Weissberg
Albuquerque Team Tournament · Apr 10, 1999 · +755 rating
Open →Biggest loss
Kenneth P. Costa
US Nationals · Dec 19, 1999 · -254 rating
Open →Most frequent opponent
Dennis Gresham
2 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
5 tournament appearances · synced Aug 27, 2026, 2:25 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Dec 19, 1999 | US NationalsTournament · View matches | 1,613 | 1,523 | -90+0 / -90 | 0W / 9L |
| Apr 10, 1999 | Albuquerque Team TournamentTournament · View matches | 1,053 | 1,613 | +560 | 5W / 6L |
| Mar 21, 1999 | Arizona OpenTournament · View matches | 1,009 | 1,053 | +44+48 / -4 | 2W / 3L |
| Oct 11, 1998 | 1998 Colorado Springs OpenTournament · View matches | 998 | 1,009 | +11 | 2W / 5L |
| Apr 12, 1997 | Albuquerque Team TournamentTournament · View matches · Initial rating 998 | Unrated | 998 | — | 3W / 9L |
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