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Tournaments played by Justin McDonald |
| Date | Name | Old rating | Current rating |
|---|---|---|---|
| 2009-06-01 | Ajustement - Adjustment Kiril | 1874 | 1826 |
| 2009-04-26 | Ontario Chess Challenge | 1862 | 1874 |
| 2008-12-02 | Ajustement - Adjustment | 1942 | 1862 |
| 2008-05-31 | Ajustement - Adjustment Kiril | 1897 | 1942 |
| 2008-04-13 | Ontario Chess Challenge šPlayoffs | 1898 | 1897 |
| 2008-04-13 | Ontario Chess Challenge | 1882 | 1898 |
| 2008-03-27 | Waterloo Regional Chess Challenge | 1862 | 1882 |
| 2008-04-03 | Ajustement - Adjustment Kiril | 1650 | 1862 |
| 2007-04-22 | Ontario Chess Challenge | 1676 | 1650 |
| 2007-01-13 | The Chess Express - Guelph | 1698 | 1676 |
| 2006-09-30 | Adjustment-Ajustement | 1696 | 1698 |
| 2006-06-02 | Adjustment-ajustement | 1702 | 1696 |
| 2006-03-30 | Adjustment - Ajustement | 1666 | 1702 |
| 2005-12-01 | Adjustment - ajustement Kiril | 1770 | 1666 |
| 2005-11-13 | The Chess Express - Cambridge | 1760 | 1770 |
| 2005-10-01 | Adjustment-Ajustement | 1626 | 1760 |
| 2005-06-03 | Adjustment - Ajustement | 1593 | 1626 |
| 2005-05-01 | Grand Prix | 1630 | 1593 |
| 2005-04-17 | Ontario Provincial (playoffs) | 1626 | 1630 |
| 2005-04-17 | Ontario Chess Challenge | 1648 | 1626 |
| 2005-04-03 | AJUSTEMENT | 1480 | 1648 |
| 2004-11-20 | March - Guelph | 1476 | 1480 |
| 2005-01-08 | February - Burlington | 1472 | 1476 |
| 2005-03-05 | Grand Prix | 1508 | 1472 |
| 2004-11-21 | ***Adjustment-ajustement*** | 1460 | 1508 |
| 2004-11-06 | Toronto Grand Prix 2004/05 - 1 | 1466 | 1460 |
| 2004-09-11 | November - Guelph | 1488 | 1466 |
| 2004-10-09 | September - Cambridge | 1477 | 1488 |
| 2004-09-26 | September - Guelph | 1549 | 1477 |
| 2004-02-14 | Guelph June Tourney | 1551 | 1549 |
| 2004-05-15 | Regular Tournament | 1541 | 1551 |
| 2004-04-18 | Canadian Chess Challenge/Defi echiqueen National | 1522 | 1541 |
| 2003-11-19 | Cambridge May Tourney | 1543 | 1522 |
| 2004-01-04 | Guelph May Tourney | 1532 | 1543 |
| 2004-04-10 | Grand Prix | 1537 | 1532 |
| 2004-03-09 | Canadian Chess Challenge - Ontario Provincials | 1527 | 1537 |
| 2004-06-12 | Burlington March Qualifier | 1549 | 1527 |
| 2004-01-08 | Guelph March Qualifier | 1539 | 1549 |
| 2004-05-15 | Burlington February Tourney | 1529 | 1539 |
| 2004-02-04 | Grand Prix | 1535 | 1529 |
| 2004-04-03 | January Tournament | 1520 | 1535 |
| 2003-12-13 | January Tournament | 1506 | 1520 |
| 2003-11-30 | December | 1491 | 1506 |
| 2003-12-06 | December | 1512 | 1491 |
| 2003-11-22 | ***Adjustment/Ajustement*** | 1507 | 1512 |
| 2003-10-25 | Grand Prix | 1513 | 1507 |
| 2003-11-01 | Regular Tournament | 1519 | 1513 |