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Individual Calculations July 2023 |
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| Chang, Yolanda Total change: -51.60 | |   |
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| 45th Trusts Chess Open A | Auckland | NZL | 2023-06-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1729 | 1644 | 1.00 | 5 | -0.96 | 40 | -38.40 | |
|  Liu, William Rui | | | 1876 | NZL | 0.00 | 1 | -0.21 | 40 | -8.40 | |  Vital, Henry | | | 1855 | NZL | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Tew, Yao Zen Markis | | | 1728 | MAS | 0.00 | 1 | -0.38 | 40 | -15.20 | | | Zhu, David Junyang | | | 1657 | NZL | 0.50 | 1 | 0.02 | 40 | 0.80 | | | Yu, Weiyang (cadence) | | | 1530 | NZL | 0.50 | 1 | -0.16 | 40 | -6.40 | |
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) | | | | ACC Winter Cup 2023 1 | Auckland | NZL | 2023-06-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1376 | 1644 | 0.50 | 1 | -0.33 | 40 | -13.20 | |
| | Chen, Anderson | | | 1376 | NZL | 0.50 | 1 | -0.33 | 40 | -13.20 | |
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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