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Individual Calculations May 2017 |
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| McDonald, Trinity-St.john Total change: 0.00 | |   |
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| Carifta Chess Championship U-12 Absolute | Kingston, Jamaica | JAM | 2017-04-14 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1340 | 0 | 1.50 | 3 | 0.00 | 1340 | | 0.00 | |
|  Rampersad, Rayden | c | | 1247 | TTO | 0.50 | 1 | 0.00 | | 0.00 | |  Walsh, Nathan | | | 1434 | JAM | 0.00 | 1 | 0.00 | | 0.00 | | | Shaw, Jaden | | | 1340 | JAM | 1.00 | 1 | 0.00 | | 0.00 | |
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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