Carlos Herrera
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Cordoba Eliskases mem 1st | 11/25/2004 | 936 | Argentina |
| FENAG Segunda Cat f | 04/03/2000 | 0 | Guatemala |
| FENAG Segunda Cat II-C | 03/16/2000 | 289 | Guatemala |
| Unacar-ch | ??/??/1997 | 77 | Mexico |
Most Played Openings as White
| ECO | Opening | Games |
| B40 | Sicilian defence | 1 games |
| E30 | Nimzo-Indian, Leningrad variation | 1 games |
| D38 | Queen's Gambit Declined, Ragozin variation | 1 games |
| D46 | Queen's Gambit Declined semi-Slav, 6.Bd3 | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| A34 | English, symmetrical variation | 1 games |
| D00 | Queen's pawn game | 1 games |
| D60 | Queen's Gambit Declined, Orthodox defence | 1 games |
| B00 | King's pawn opening | 1 games |


Argentina
Guatemala
Mexico