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Individual Calculations October 2013 |
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| Blackman, Katrina Total change: -19.50 | |   |
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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 |
| 1664 | 1644 | 1.50 | 6 | -1.30 | 15 | -19.50 | |
|  Prescod, Bryan | | | 1825 | BAR | 0.50 | 1 | 0.24 | 15 | 3.60 | |  Harewood, Jerome | | | 1714 | BAR | 0.50 | 1 | 0.10 | 15 | 1.50 | | | Parsons, Justin | | | 1392 | BAR | 0.00 | 1 | -0.81 | 15 | -12.15 | | | Harewood, Jakeel | | | 1695 | BAR | 0.00 | 1 | -0.43 | 15 | -6.45 | | | Howard, Corinne | | | 1723 | BAR | 0.50 | 1 | 0.11 | 15 | 1.65 | | | Boyce, Christopher | | | 1636 | BAR | 0.00 | 1 | -0.51 | 15 | -7.65 | |
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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