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Individual Calculations November 2023 |
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| Clarkson, Robert D Total change: -12.80 | |   |
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| 74th South Island Chess Championship 2023 | Oamaru | NZL | 2023-09-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1778 | 1475 | 0.00 | 4 | -0.64 | 20 | -12.80 | |
|  Lee, Edward S | | | 1920 | NZL | 0.00 | 1 | -0.06 | 20 | -1.20 | | | Summers, Paul G | | | 1799 | AUS | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Gold, Hamish R | | | 1614 | NZL | 0.00 | 1 | -0.31 | 20 | -6.20 | |  Fairley, Natasha | | wf | 1779 | NZL | 0.00 | 1 | -0.14 | 20 | -2.80 | |
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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