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Individual Calculations February 2017 |
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| Zondag, Jason Total change: 19.40 | |   |
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| Tata Steel Chess Tournament 2017 - Dagvierkampen | Wijk aan Zee | NED | 2017-01-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1974 | 1982 | 2.50 | 3 | 0.97 | 20 | 19.40 | |
|  Krueger, Till | | | 2009 | GER | 0.50 | 1 | 0.04 | 20 | 0.80 | | | Veenstra, Wopke | | | 1963 | NED | 1.00 | 1 | 0.47 | 20 | 9.40 | |  Sterrenburg, Kees | | | 1951 | NED | 1.00 | 1 | 0.46 | 20 | 9.20 | |
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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