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Individual Calculations May 2023 |
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| Lau, Great Boyou Total change: -65.20 | |   |
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| ACC Autumn Cup 2023 1-3 | Auckland | NZL | 2023-04-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1568 | 1177 | 0.00 | 1 | -0.09 | 40 | -3.60 | |
|  Sun, Wanyao Sarah | | | 1568 | NZL | 0.00 | 1 | -0.09 | 40 | -3.60 | |
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) | | | | 2023 Oceania Youth Championship Under 12 | Canberra | AUS | 2023-04-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1487 | 1177 | 0.00 | 4 | -0.57 | 40 | -22.80 | |
|  Hari, Dhruv | | | 1429 | AUS | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Jiang, Patrick Di | | | 1448 | NZL | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Tee, Benjamin | | | 1533 | AUS | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Liu, Ryan Chengji | | | 1538 | AUS | 0.00 | 1 | -0.10 | 40 | -4.00 | |
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) | | | | Auckland ANZAC Weekender 2023 | Auckland | NZL | 2023-04-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1464 | 1177 | 0.50 | 5 | -0.97 | 40 | -38.80 | |
| | Summers, Paul G | | | 1817 | AUS | 0.00 | 1 | -0.01 | 40 | -0.40 | | | Vital, Henry | | | 1878 | NZL | 0.00 | 1 | -0.01 | 40 | -0.40 | | | Meng, Harrison Xiang Zhi | | | 1093 | NZL | 0.00 | 1 | -0.62 | 40 | -24.80 | | | Gu, Claire Yuqi | | | 1023 | NZL | 0.50 | 1 | -0.21 | 40 | -8.40 | | | Holdo, Karl | | | 1511 | NZL | 0.00 | 1 | -0.12 | 40 | -4.80 | |
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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