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Individual Calculations September 2018 |
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| Rider, Brett Total change: 10.80 | |   |
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| Peter Stuart Memorial B-Grade 2018 | North Shore | NZL | 2018-08-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1628 | 1934 | 4.50 | 5 | 0.27 | 40 | 10.80 | |
|  Braganza, Nadia | | wc | 1534 * | NZL | 1.00 | 1 | 0.08 | 40 | 3.20 | |  McDougall, Euan | | | 1544 | NZL | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Liu, James Jiayu | | | 1680 | CHN | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Koestanto, Erwin | | | 1770 | INA | 0.50 | 1 | -0.22 | 40 | -8.80 | | | Gallage K G, Roshan | | | 1612 | NZL | 1.00 | 1 | 0.13 | 40 | 5.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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