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Individual Calculations December 2019 |
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| Davis, Christopher Total change: 3.20 | |   |
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| The Jamaica International Open 2019 - FIDE U-1600 Section | Kingston, Jamaica | JAM | 2019-11-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1316 | 1277 | 1.00 | 2 | 0.08 | 40 | 3.20 | |
|  Smith, Keith | | | 1100 | JAM | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Curwin, Nickaylah | | | 1531 | JAM | 0.00 | 1 | -0.19 | 40 | -7.60 | |
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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