J. Macchi
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| URU-chT | ??/??/1988 | 230 |  Uruguay |
| Mercedes op | ??/??/1975 | 652 |  Argentina |
Most Played Openings as White
| ECO | Opening | Games |
| D05 | Queen's pawn game | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| D87 | Gruenfeld, exchange, Spassky variation | 1 games |
| D11 | Queen's Gambit Declined Slav, 3.Nf3 | 1 games |
| B08 | Pirc, classical (two knights) system | 1 games |
