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Individual Calculations July 2023 |
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| Jiang, Patrick Di Total change: 30.00 | |   |
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| 45th Trusts Chess Open B | Auckland | NZL | 2023-06-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1500 | 1440 | 3.50 | 6 | 0.97 | 40 | 38.80 | |
|  Joel, Chris | | | 1528 | NZL | 0.00 | 1 | -0.38 | 40 | -15.20 | |  Holdo, Karl | | | 1368 | NZL | 0.00 | 1 | -0.60 | 40 | -24.00 | | | Hettiarachchi, Buthsara | | | 1537 | NZL | 0.50 | 1 | 0.13 | 40 | 5.20 | | | Lourenco, Eva | | wc | 1352 | NZL | 1.00 | 1 | 0.38 | 40 | 15.20 | | | Xu, Luna Yuexiu | | | 1601 | NZL | 1.00 | 1 | 0.71 | 40 | 28.40 | | | Lu, Xiahan (luna) | | | 1613 | NZL | 1.00 | 1 | 0.73 | 40 | 29.20 | |
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) | | | | ACC Winter Cup 2023 1 | Auckland | NZL | 2023-06-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1676 | 1440 | 0.00 | 1 | -0.20 | 40 | -8.00 | |
| | Wang, Justin Zhide | | | 1676 | NZL | 0.00 | 1 | -0.20 | 40 | -8.00 | |
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) | | | | 2023 NSCC Championship B 1 | Auckland | NZL | 2023-06-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1087 | 1440 | 1.00 | 1 | 0.11 | 40 | 4.40 | |
| | Wang, Carol Huixin | | | 1087 | NZL | 1.00 | 1 | 0.11 | 40 | 4.40 | |
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) | | | | Auckland Chess Weekend June 2023 | Auckland | NZL | 2023-06-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1409 | 1440 | 2.50 | 5 | -0.13 | 40 | -5.20 | |
| | Meng, Harrison Xiang Zhi | | | 1110 | NZL | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Xu, Luna Yuexiu | | | 1601 | NZL | 0.50 | 1 | 0.21 | 40 | 8.40 | | | Membrere, Briene | | | 1801 | NZL | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Tang, Kevin | | | 1055 | NZL | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Baker, Ilias Angelo (leo) | | | 1477 | NZL | 0.00 | 1 | -0.45 | 40 | -18.00 | |
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) | | |
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