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Individual Calculations September 2019 |
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| Wang, Ying Total change: -37.80 | |   |
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| Auckland Chess Centre - Club Champs C Grade | Auckland | NZL | 2019-06-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1146 | 1310 | 0.00 | 3 | -2.15 | 20 | -43.00 | |
|  Xu, Hannah | | | 1137 | NZL | 0.00 | 1 | -0.73 | 20 | -14.60 | | | Xiao, Kelvin | | | 1168 | NZL | 0.00 | 1 | -0.69 | 20 | -13.80 | | | Ma, Michael | | | 1133 | NZL | 0.00 | 1 | -0.73 | 20 | -14.60 | |
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) | | | | Peter Stuart Memorial C-Grade 2019 | Auckland | NZL | 2019-08-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1123 | 1310 | 1.00 | 1 | 0.26 | 20 | 5.20 | |
|  Zhu, David Junyang | | | 1123 | NZL | 1.00 | 1 | 0.26 | 20 | 5.20 | |
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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