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Individual Calculations February 2023 |
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| Joppe, Korneel Total change: -5.60 | |   |
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| Tata Steel dagvierkampen 2023 | Wijk aan Zee | NED | 2023-01-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1610 | 1679 | 1.50 | 3 | -0.28 | 20 | -5.60 | |
|  Van Den Burg, Ralf | | | 1549 | NED | 0.50 | 1 | -0.18 | 20 | -3.60 | |  Keijzer, Leo | | | 1691 | NED | 0.00 | 1 | -0.48 | 20 | -9.60 | | | Voegtlin, Andre | | | 1589 | SUI | 1.00 | 1 | 0.38 | 20 | 7.60 | |
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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