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Individual Calculations April 2008 |
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| Jackman, Alex Total change: 26.25 | |   |
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| 2007 Michael Forde Memorial | Bridgetwon | BAR | 2007-12-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1895 | 1847 | 1.50 | 2 | 0.63 | 15 | 9.45 | |
|  Barker, Michael | | | 1808 | BAR | 1.00 | 1 | 0.45 | 15 | 6.75 | | | Harewood, Othneil | | | 1982 | BAR | 0.50 | 1 | 0.18 | 15 | 2.70 | |
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) | | | | 1st Qualifier Barbados National Championship | Bridgetown | BAR | 2008-02-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1994 | 1859 | 2.50 | 4 | 1.12 | 15 | 16.80 | |
|  Del Castilho, Martyn | | | 2162 | BAR | 0.00 | 1 | -0.14 | 15 | -2.10 | | | Herbert, Allan | | | 1955 | BAR | 0.50 | 1 | 0.13 | 15 | 1.95 | | | Cox, Akeem | | | 1664 | BAR | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Corbin, Philip | f | | 2193 | BAR | 1.00 | 1 | 0.88 | 15 | 13.20 | |
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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