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Individual Calculations February 2023 |
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| Rossiter, Philip E Total change: -38.00 | |   |
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| 2023 New Zealand Major Open | Wellington | NZL | 2023-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1388 | 1647 | 4.50 | 8 | -1.90 | 20 | -38.00 | |
|  Zhang, Yaoyuan | | | 1358 | NZL | 0.50 | 1 | -0.34 | 20 | -6.80 | | | Qi, Jenny | | | 1556 | USA | 0.00 | 1 | -0.62 | 20 | -12.40 | |  Ng, Lok Jim (lauren) | | | 1240 | NZL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Chen, Anderson | | | 1326 | NZL | 1.00 | 1 | 0.13 | 20 | 2.60 | | | McDonald, Duncan | | | 1469 | NZL | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Nazeer, Afique M | | | 1247 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Sun, Wanyao Sarah | | | 1454 | NZL | 0.50 | 1 | -0.25 | 20 | -5.00 | | | Hurndell, Robert | | | 1452 | NZL | 0.00 | 1 | -0.75 | 20 | -15.00 | | | * 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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