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Individual Calculations November 2023 |
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| Ha, Timothy Huy Minh Total change: 40.80 | |   |
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| 74th South Island Chess Championship 2023 | Oamaru | NZL | 2023-09-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1689 | 1639 | 4.50 | 7 | 1.40 | 20 | 28.00 | |
|  Liu, William Rui | | | 1768 | NZL | 0.00 | 1 | -0.33 | 20 | -6.60 | |  Holdo, Karl | | | 1440 | NZL | 0.50 | 1 | -0.26 | 20 | -5.20 | | | Black, Ross | | | 1582 | NZL | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Malcolm, Leo | | | 1699 | NZL | 0.50 | 1 | 0.08 | 20 | 1.60 | | | Mischke, Andreas | | | 1680 | GER | 1.00 | 1 | 0.56 | 20 | 11.20 | | | Stark, John | c | | 1980 | NZL | 0.50 | 1 | 0.38 | 20 | 7.60 | | | Wang, Justin Zhide | | | 1677 | NZL | 1.00 | 1 | 0.55 | 20 | 11.00 | |
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) | | | | Merv Morrison Memorial 2023 | Auckland | NZL | 2023-10-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1653 | 1639 | 3.00 | 5 | 0.64 | 20 | 12.80 | |
| | Beier, Thomas | | | 1287 | NZL | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Zhang, Kendrick Botong | c | | 1828 | NZL | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Liang, Ting | | | 1436 | USA | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Weng, Winston | | | 1807 | NZL | 0.50 | 1 | 0.22 | 20 | 4.40 | | | Park-Tamati, Philli | | | 1905 | NZL | 0.50 | 1 | 0.32 | 20 | 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) | | |
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