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Rapid:
Individual Calculations January 2023 |
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| So, Darren Total change: -23.20 | |   |
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| Papatoetoe Rapid Junior 2022 | Auckland | NZL | 2022-12-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1209 | 1082 | 0.50 | 3 | -0.50 | 40 | -20.00 | |
|  Zhao, Oliver | | | 1277 | NZL | 0.00 | 1 | -0.25 | 40 | -10.00 | |  Li, Olivia | | | 1230 | NZL | 0.50 | 1 | 0.20 | 40 | 8.00 | | | Kichavadi, Grishma | | | 1119 | NZL | 0.00 | 1 | -0.45 | 40 | -18.00 | |
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) | | | | Howick Chess Centre Christmas Junior Rapid | Auckland | NZL | 2022-12-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1186 | 1082 | 1.00 | 3 | -0.08 | 40 | -3.20 | |
| | Lau, Great Boyou | | | 1260 | NZL | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Xu, Jeremy | | | 1166 | NZL | 1.00 | 1 | 0.62 | 40 | 24.80 | | | Wang, Lucas | | | 1132 | NZL | 0.00 | 1 | -0.43 | 40 | -17.20 | |
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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