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Individual Calculations July 2023 |
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| Zhang, Lucas Boyu Total change: 28.80 | |   |
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| 45th Trusts Chess Open C | Auckland | NZL | 2023-06-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1105 | 1209 | 2.00 | 2 | 0.72 | 40 | 28.80 | |
|  Gu, Marcus Zhenbo | | | 1019 | NZL | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Sun, Taoran Ethan | | | 1190 | NZL | 1.00 | 1 | 0.47 | 40 | 18.80 | |
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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