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Individual Calculations September 2015 |
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| Miedema, David Total change: -11.10 | |   |
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| Dutch Open 2015 | Dieren | NED | 2015-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2218 | 2356 | 5.00 | 9 | -1.11 | 10 | -11.10 | |
|  Van Der Werve, Paul | | | 2143 | NED | 1.00 | 1 | 0.23 | 10 | 2.30 | |  Foisor, Sabina-Francesca | | wg | 2202 | USA | 0.50 | 1 | -0.21 | 10 | -2.10 | | | Beeke, Bob | | | 2247 | NED | 1.00 | 1 | 0.35 | 10 | 3.50 | | | Van Foreest, Jorden | m | | 2514 | NED | 0.00 | 1 | -0.29 | 10 | -2.90 | | | Van Helvoort, Rob | | | 2130 | NED | 1.00 | 1 | 0.21 | 10 | 2.10 | | | Maris, Ivo | | | 2262 | NED | 0.00 | 1 | -0.63 | 10 | -6.30 | | | Buckels, Valentin | | | 2152 | GER | 0.00 | 1 | -0.76 | 10 | -7.60 | | | Bollen, Guus | | | 2088 | NED | 1.00 | 1 | 0.17 | 10 | 1.70 | | | Kollen, Zyon | | | 2220 | NED | 0.50 | 1 | -0.18 | 10 | -1.80 | |
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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