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Individual Calculations May 2021 |
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| Park-Tamati, Philli Total change: 84.80 | |   |
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| 2021 North Island Championship | Wellington | NZL | 2021-04-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1828 | 1639 | 4.50 | 7 | 2.55 | 40 | 102.00 | |
|  Zhang, Jasmine Haomo | | wm | 1954 | NZL | 0.00 | 1 | -0.14 | 40 | -5.60 | |  Legner, James | | | 1544 | NZL | 1.00 | 1 | 0.37 | 40 | 14.80 | | | Piwari, Dylan Tama | | | 1969 | NZL | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Rossiter, Philip E | | | 1686 | NZL | 1.00 | 1 | 0.57 | 40 | 22.80 | | | Rains, Edward | c | | 2005 | NZL | 1.00 | 1 | 0.90 | 40 | 36.00 | | | Lim, Benjamin U | c | | 1843 | NZL | 0.50 | 1 | 0.26 | 40 | 10.40 | | | Benitez, Edgar | | | 1795 | NZL | 1.00 | 1 | 0.71 | 40 | 28.40 | |
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) | | | | Auckland ANZAC Weekender 2021 | Auckland | NZL | 2021-04-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1648 | 1639 | 2.00 | 5 | -0.43 | 40 | -17.20 | |
| | Cilia Vincenti, David | c | | 2039 * | MLT | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Coates, Alex | | | 1242 | NZL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Zhang, Kendrick Botong | | | 1809 | NZL | 0.00 | 1 | -0.28 | 40 | -11.20 | | | Chang, Yolanda | | | 1408 | NZL | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Tang, Hao | | | 1742 | NZL | 0.00 | 1 | -0.36 | 40 | -14.40 | | | * 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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