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Individual Calculations February 2023 |
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| Jackson, L. Ross Total change: -21.80 | |   |
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| 2023 New Zealand Major Open | Wellington | NZL | 2023-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1542 | 1812 | 6.00 | 9 | -1.09 | 20 | -21.80 | |
|  Tang, Tracy | | | 1378 | NZL | 1.00 | 1 | 0.06 | 20 | 1.20 | |  Nazeer, Afique M | | | 1412 * | SRI | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Lourenco, Eva | | wc | 1339 | NZL | 1.00 | 1 | 0.05 | 20 | 1.00 | | | Ashe, Michael | | | 1522 | NZL | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Wells, Clinton A. | | | 1680 | NZL | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Loke, Kayden | | | 1872 | NZL | 0.00 | 1 | -0.42 | 20 | -8.40 | | | Sun, Wanyao Sarah | | | 1454 | NZL | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Gan, Emily Cathay | | | 1443 | NZL | 0.50 | 1 | -0.40 | 20 | -8.00 | | | Suggate, Romero | | | 1781 | NZL | 0.00 | 1 | -0.54 | 20 | -10.80 | | | * 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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