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Individual Calculations November 2023 |
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| Stark, John Total change: -13.40 | |   |
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| 74th South Island Chess Championship 2023 | Oamaru | NZL | 2023-09-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1838 | 1980 | 4.00 | 7 | -0.67 | 20 | -13.40 | |
|  Wang, Justin Zhide | | | 1677 | NZL | 1.00 | 1 | 0.14 | 20 | 2.80 | |  Paulsen, Jens | | | 1710 | NZL | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Johnson, Quentin J F | | | 1941 | NZL | 0.50 | 1 | -0.05 | 20 | -1.00 | | | Lukey, Stephen G | f | | 2127 | NZL | 0.50 | 1 | 0.20 | 20 | 4.00 | | | Lee, Edward S | | | 1920 | NZL | 0.00 | 1 | -0.58 | 20 | -11.60 | | | Ha, Timothy Huy Minh | | | 1639 | NZL | 0.50 | 1 | -0.38 | 20 | -7.60 | | | Christie, Richie | | | 1852 | NZL | 0.50 | 1 | -0.17 | 20 | -3.40 | |
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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