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Individual Calculations February 2024 |
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| Archer, Ollie Total change: -19.60 | |   |
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| 131st New Zealand Chess Championship 2024 | Palmerston North | NZL | 2024-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1863 | 2024 | 5.50 | 9 | -0.49 | 40 | -19.60 | |
|  McDonald, Duncan | | | 1657 | NZL | 1.00 | 1 | 0.10 | 40 | 4.00 | |  Sun, Wanyao Sarah | | | 1613 | NZL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Ker, Anthony F | m | | 2249 | NZL | 0.50 | 1 | 0.28 | 40 | 11.20 | | | Steadman, Michael V R | f | | 2072 | NZL | 0.50 | 1 | 0.07 | 40 | 2.80 | | | Dive, Russell J | m | | 2193 | NZL | 0.00 | 1 | -0.28 | 40 | -11.20 | | | Lee, Miles | | | 1968 | NZL | 0.00 | 1 | -0.58 | 40 | -23.20 | | | Chang, Yolanda | | | 1624 * | NZL | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Thurner, Anya | | | 1647 | NZL | 1.00 | 1 | 0.09 | 40 | 3.60 | | | McDougall, Euan | | | 1746 | NZL | 1.00 | 1 | 0.17 | 40 | 6.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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