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Individual Calculations October 2013 |
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| Boyce, Christopher Total change: -26.10 | |   |
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| 2nd Qualifier 2013 Barbados National Chess Championships | Bridgetown | BAR | 2013-08-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1580 | 1636 | 2.50 | 6 | -0.87 | 30 | -26.10 | |
|  Jones, Shaquan | | | 1345 | BAR | 0.00 | 1 | -0.85 | 30 | -25.50 | |  Howard, Corinne | | | 1723 | BAR | 0.00 | 1 | -0.38 | 30 | -11.40 | | | Layne, Asabi | | | 1694 | BAR | 0.00 | 1 | -0.42 | 30 | -12.60 | | | Harewood, Jerome | | | 1714 | BAR | 0.50 | 1 | 0.11 | 30 | 3.30 | | | Coppin, Jeran | | | 1357 | BAR | 1.00 | 1 | 0.16 | 30 | 4.80 | | | Blackman, Katrina | | wc | 1644 | BAR | 1.00 | 1 | 0.51 | 30 | 15.30 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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