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Individual Calculations July 2023 |
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| Zhu, David Junyang Total change: -17.20 | |   |
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| 45th Trusts Chess Open A | Auckland | NZL | 2023-06-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1784 | 1657 | 1.50 | 6 | -0.57 | 40 | -22.80 | |
|  Archer, Ollie | | | 1974 | NZL | 0.00 | 1 | -0.13 | 40 | -5.20 | |  Sun, Wanyao Sarah | | | 1557 | NZL | 1.00 | 1 | 0.36 | 40 | 14.40 | | | Liu, William Rui | | | 1876 | NZL | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Zhang, Kendrick Botong | c | | 1899 | NZL | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Chang, Yolanda | | | 1644 | NZL | 0.50 | 1 | -0.02 | 40 | -0.80 | | | Li, Allen | | | 1756 | NZL | 0.00 | 1 | -0.36 | 40 | -14.40 | |
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) | | | | 2023 NSCC Championship A 1 | Auckland | NZL | 2023-06-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1756 | 1657 | 0.50 | 1 | 0.14 | 40 | 5.60 | |
| | Gunn, Neil J | | | 1756 | NZL | 0.50 | 1 | 0.14 | 40 | 5.60 | |
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) | | |
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