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Individual Calculations September 2019 |
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| Lettko, Michael Total change: 12.80 | |   |
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| Open Dutch Championship U20 | Borne | NED | 2019-08-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1578 | 1386 | 3.00 | 9 | 0.32 | 40 | 12.80 | |
|  Ypma, Jord | | | 1786 * | NED | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Hempler, Poul | | | 1786 * | DEN | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Koning, Femke | | | 1580 | NED | 0.50 | 1 | 0.25 | 40 | 10.00 | | | Kroon, Gerbrich | | | 1483 | NED | 0.00 | 1 | -0.37 | 40 | -14.80 | | | Hofstra, Remmelt | | | 1134 | NED | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Van Roon, Sjoerd | | | 1786 * | NED | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Hofstra, Tetske | | | 1126 | NED | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Hofstra, Tijmen | | | 1732 | NED | 0.50 | 1 | 0.39 | 40 | 15.60 | | | Butzen, Robin | | | 1786 * | BEL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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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