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Individual Calculations January 2020 |
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| Van Der Graaf, Jaap Total change: 8.60 | |   |
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| Dutch Team Competition 2019-2020 Klasse 4 Round 4 | various | NED | 2019-12-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1690 | 1739 | 0.00 | 1 | -0.57 | 20 | -11.40 | |
|  Sokolowska, Aneta | | | 1690 | POL | 0.00 | 1 | -0.57 | 20 | -11.40 | |
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) | | | | Chessfestival Groningen 2019 - Vierkampen | Groningen | NED | 2019-12-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1740 | 1739 | 2.00 | 2 | 1.00 | 20 | 20.00 | |
|  Van Garderen, Ton | | | 1716 | NED | 1.00 | 1 | 0.47 | 20 | 9.40 | | | Hesselink, Rutger | | | 1763 | NED | 1.00 | 1 | 0.53 | 20 | 10.60 | |
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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