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Rapid:
Individual Calculations January 2023 |
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| Xia, Yuehan (max) Total change: 2.40 | |   |
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| Papatoetoe Rapid C 2022 | Auckland | NZL | 2022-12-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1245 | 1401 | 4.00 | 4 | 1.22 | 40 | 48.80 | |
|  Postma, Paul | | | 1159 | NZL | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Wang, Zi Yao (kelvin) | | | 1242 | NZL | 1.00 | 1 | 0.29 | 40 | 11.60 | |  Yuan, Paul | | | 1157 | NZL | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Kennedy, Ian | | | 1423 | NZL | 1.00 | 1 | 0.53 | 40 | 21.20 | |
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) | | | | Papatoetoe Rapid Junior 2022 | Auckland | NZL | 2022-12-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1538 | 1401 | 2.50 | 4 | 0.63 | 40 | 25.20 | |
| | Hettiarachchi, Buthsara | | | 1198 | NZL | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Kichavadi, Tejasvi | | | 1403 | NZL | 0.50 | 1 | 0.00 | 40 | 0.00 | | | Xu, Luna Yuexiu | | | 1322 | NZL | 1.00 | 1 | 0.39 | 40 | 15.60 | | | Ang, Alphaeus Wei Ern | f | | 2228 | NZL | 0.00 | 1 | 0.00 | 40 | 0.00 | |
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) | | | | 2022 Summit Rookies Junior Rapid December | Auckland | NZL | 2022-12-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1149 | 1401 | 3.00 | 6 | -1.79 | 40 | -71.60 | |
| | Yuan, Paul | | | 1157 | NZL | 0.00 | 1 | -0.80 | 40 | -32.00 | | | Zhou, Adele | | | 1092 | NZL | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Lu, Xiahan (luna) | | | 1332 | NZL | 0.00 | 1 | -0.60 | 40 | -24.00 | | | Wang, Carol Huixin | | | 1047 | NZL | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Chi, Jia Rong | | | 1068 | NZL | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Hettiarachchi, Buthsara | | | 1198 | NZL | 0.00 | 1 | -0.76 | 40 | -30.40 | |
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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