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Individual Calculations February 2023 |
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| Van De Laar, John Total change: -22.80 | |   |
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| Tata Steel weekendvierkampen 2023 | Wijk aan Zee | NED | 2023-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1825 | 1851 | 0.50 | 2 | -0.57 | 40 | -22.80 | |
|  De Bruijn, Tjerk-Peter | | | 1729 | NED | 0.50 | 1 | -0.17 | 40 | -6.80 | | | Bakker, Roel | | | 1921 | NED | 0.00 | 1 | -0.40 | 40 | -16.00 | |
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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