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Rapid:
Individual Calculations December 2018 |
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| Oconnor, Zaina Total change: 3.20 | |   |
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| National Junior Rapid Championship 2018 | KINGSTON | JAM | 2018-11-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1414 | 1226 | 1.00 | 3 | 0.16 | 20 | 3.20 | |
|  Walker, Lontae | | | 1593 | JAM | 0.00 | 1 | -0.10 | 20 | -2.00 | |  Mahtani, Rohit | | | 1223 | JAM | 1.00 | 1 | 0.50 | 20 | 10.00 | | | Brown, Raehanna | | | 1427 | JAM | 0.00 | 1 | -0.24 | 20 | -4.80 | |
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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