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Individual Calculations May 2021 |
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| Jackson, L Ross Total change: -26.40 | |   |
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| 2021 North Island Championship | Wellington | NZL | 2021-04-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1793 | 1840 | 1.50 | 5 | -1.32 | 20 | -26.40 | |
|  Dive, Russell J | m | | 2240 * | NZL | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Langford, Joshua | | | 1570 | NZL | 0.00 | 1 | -0.83 | 20 | -16.60 | | | Wilson, Dallas J.g. | | | 1537 | NZL | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Thornton, Giovanni A | | | 2077 | NZL | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Dharmasena, Kian | | | 1539 | ENG | 0.50 | 1 | -0.35 | 20 | -7.00 | | | * 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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