Carlos Costa
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| POR-ch U18 | 04/07/2001 | 129 |  Portugal |
| Lisbon-ch | 03/07/2001 | 498 | Portugal |
| Coimbra-ch Seniors | 01/??/2001 | 0 | Portugal |
| POR-ch U18 | 04/15/2000 | 125 | Portugal |
Most Played Openings as White
| ECO | Opening | Games |
| C47 | Four knights, Scotch variation | 1 games |
| E21 | Nimzo-Indian, three knights variation | 1 games |
| A69 | Benoni, four pawns attack, main line | 1 games |
| D85 | Gruenfeld, exchange variation | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| D06 | Queen's Gambit | 1 games |
| B00 | King's pawn opening | 1 games |
| A35 | English, symmetrical variation | 1 games |
| E64 | King's Indian, fianchetto, Yugoslav system | 1 games |
