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Individual Calculations June 2017 |
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| Van Der Graaf, Jaap Total change: 7.60 | |   |
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| Groningen Weekend 2017 | Groningen | NED | 2017-05-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1801 | 1767 | 3.50 | 7 | 0.19 | 40 | 7.60 | |
|  Kollen, Zyon | f | | 2167 * | NED | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Kok, Erwin | | | 1710 | NED | 1.00 | 1 | 0.42 | 40 | 16.80 | | | Bottema, Jeroen | | | 1788 | NED | 0.00 | 1 | -0.47 | 40 | -18.80 | | | Wallat, Alexandra | | | 1440 | GER | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Elgersma, Onno | | | 2136 | NED | 0.50 | 1 | 0.40 | 40 | 16.00 | | | Dekker, Derk | | | 1812 | NED | 0.00 | 1 | -0.44 | 40 | -17.60 | | | Gijsbers, Joop | | | 1556 | NED | 1.00 | 1 | 0.23 | 40 | 9.20 | | | * 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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