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Individual Calculations September 2021 |
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| Ray, Charlotte Total change: -56.80 | |   |
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| ACC Winter Cup B 2021 | Auckland | NZL | 2021-06-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1301 | 1559 | 1.00 | 3 | -1.42 | 40 | -56.80 | |
|  Tang, Tracy | | | 1310 | NZL | 0.00 | 1 | -0.81 | 40 | -32.40 | |  Chang, Yolanda | | | 1402 | NZL | 0.50 | 1 | -0.21 | 40 | -8.40 | | | Yu, Weiyang | | | 1192 | NZL | 0.50 | 1 | -0.40 | 40 | -16.00 | |
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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