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Individual Calculations February 2018 |
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| De Wilde, Steven Total change: 18.80 | |   |
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| Tata Steel Weekendvierkampen 2018 | Wijk aan Zee | NED | 2018-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1868 | 1752 | 1.50 | 3 | 0.47 | 40 | 18.80 | |
|  Hoosbeek, Jan | | | 1837 | NED | 0.50 | 1 | 0.12 | 40 | 4.80 | | | Ten Ham, John | | | 1909 | NED | 0.50 | 1 | 0.21 | 40 | 8.40 | |  De Roode, Rob | | | 1858 | NED | 0.50 | 1 | 0.14 | 40 | 5.60 | |
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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