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Individual Calculations May 2019 |
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| Sellen, Ian Total change: -34.80 | |   |
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| North Island Championship 2019 | Wellington | NZL | 2019-04-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1745 | 1970 | 3.50 | 7 | -1.74 | 20 | -34.80 | |
|  Yu, Jeffrey | | | 1570 * | NZL | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Croad, Nicholas | f | | 2307 | NZL | 0.00 | 1 | -0.12 | 20 | -2.40 | | | He, Paul | | | 1589 | NZL | 0.00 | 1 | -0.91 | 20 | -18.20 | | | List, Robert | | | 1570 * | NZL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Lyall, Simon | | | 1680 | NZL | 0.50 | 1 | -0.34 | 20 | -6.80 | | | Findlay, John | | | 1655 | NZL | 0.50 | 1 | -0.36 | 20 | -7.20 | | | Jackson, L Ross | | | 1847 | NZL | 0.50 | 1 | -0.17 | 20 | -3.40 | | | * 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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