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Individual Calculations February 2020 |
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| Van Foreest, Machteld Total change: -19.20 | |   |
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| Chessfestival Groningen 2019 - Open A | Groningen | NED | 2019-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2195 | 2187 | 4.00 | 9 | -0.48 | 40 | -19.20 | |
|  Poetsch, Hagen | g | | 2522 | GER | 0.00 | 1 | -0.12 | 40 | -4.80 | |  Berndt, Matthias | | | 2065 | GER | 0.00 | 1 | -0.67 | 40 | -26.80 | | | Van Roon, Sjoerd | | | 2080 | NED | 1.00 | 1 | 0.35 | 40 | 14.00 | | | Van Randtwijk, Mick | | | 2047 | NED | 1.00 | 1 | 0.31 | 40 | 12.40 | | | Sodoma, Jan | m | | 2312 | CZE | 0.50 | 1 | 0.17 | 40 | 6.80 | | | Hilwerda, Jonas | f | | 2228 | NED | 0.00 | 1 | -0.44 | 40 | -17.60 | | | Woong, Zhi Wei William | c | | 2222 | SGP | 0.00 | 1 | -0.45 | 40 | -18.00 | | | Ypma, Jord | | | 2070 | NED | 1.00 | 1 | 0.34 | 40 | 13.60 | | | Wedda, Dries | | | 2209 | NED | 0.50 | 1 | 0.03 | 40 | 1.20 | |
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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