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Rapid:
Individual Calculations January 2020 |
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| Perrin, Brent Total change: -24.00 | |   |
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| 2019 North Island Rapid Championship | Auckland | NZL | 2019-12-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1554 | 1804 | 3.50 | 6 | -1.20 | 20 | -24.00 | |
|  Al-Afaghani, Baraa | | | 1404 * | NZL | 0.50 | 1 | -0.42 | 20 | -8.40 | |  Madhav, Aanand | | | 1404 * | NZL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Nagorski, Alex | c | | 1802 | NZL | 0.50 | 1 | 0.00 | 20 | 0.00 | | | Qin, Oscar Shu Xuan | | | 1546 | NZL | 0.00 | 1 | -0.82 | 20 | -16.40 | | | Zhang, Kendrick Botong | | | 1515 | NZL | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Le Grange, Rauen | | | 1651 | RSA | 0.50 | 1 | -0.20 | 20 | -4.00 | | | * 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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