Colin Heidelberger
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| GER-ch U10 | 05/26/2007 | 1136 | Germany |
| Sachsen-ch U10 | 04/10/2007 | 1118 | Germany |
| Sachsen-ch U10 | 04/18/2006 | 1124 | Germany |
| Blaszczak mem 20th | 06/16/2005 | 143 | Poland |
Most Played Openings as White
| ECO | Opening | Games |
| C50 | King's pawn game | 3 games |
| C55 | Two knights defence | 2 games |
| B23 | Sicilian, closed | 2 games |
| C78 | Ruy Lopez, 5.O-O | 2 games |
Most Played Openings as Black
| ECO | Opening | Games |
| C55 | Two knights defence | 3 games |
| C57 | Two knights defence | 2 games |
| C44 | King's pawn game | 2 games |
| C50 | King's pawn game | 2 games |


Germany
Poland