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Individual Calculations May 2021 |
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| Rains, Edward Total change: -32.00 | |   |
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| 2021 North Island Championship | Wellington | NZL | 2021-04-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1854 | 2005 | 3.50 | 7 | -1.15 | 20 | -23.00 | |
|  Scott, David | | | 1605 * | NZL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Croad, Nicolas | f | | 2317 | NZL | 0.50 | 1 | 0.36 | 20 | 7.20 | | | Ker, Anthony F | m | | 2305 | NZL | 0.00 | 1 | -0.15 | 20 | -3.00 | |  Chen, Wei Kai | | | 1727 | NZL | 0.50 | 1 | -0.33 | 20 | -6.60 | | | Park-Tamati, Philli | | | 1639 | NZL | 0.00 | 1 | -0.90 | 20 | -18.00 | | | Heyworth, Nicholas | | | 1752 | NZL | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Wang, Aaron Ziwen | | | 1635 | NZL | 0.50 | 1 | -0.40 | 20 | -8.00 | | | * 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) | | | | Auckland ANZAC Weekender 2021 | Auckland | NZL | 2021-04-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1732 | 2005 | 3.50 | 5 | -0.45 | 20 | -9.00 | |
| | Liu, Zikun Kenneth | | | 1606 | NZL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Zara, Baraa | | | 1605 * | NZL | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Tang, Hao | | | 1742 | NZL | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Cilia Vincenti, David | c | | 2101 | MLT | 0.00 | 1 | -0.37 | 20 | -7.40 | | | Barnett-Harris, Lucas | | | 1605 * | NZL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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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